xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision f7d84fa7)
1 /*
2  * drivers/input/tablet/wacom_wac.c
3  *
4  *  USB Wacom tablet support - Wacom specific code
5  *
6  */
7 
8 /*
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  */
14 
15 #include "wacom_wac.h"
16 #include "wacom.h"
17 #include <linux/input/mt.h>
18 
19 /* resolution for penabled devices */
20 #define WACOM_PL_RES		20
21 #define WACOM_PENPRTN_RES	40
22 #define WACOM_VOLITO_RES	50
23 #define WACOM_GRAPHIRE_RES	80
24 #define WACOM_INTUOS_RES	100
25 #define WACOM_INTUOS3_RES	200
26 
27 /* Newer Cintiq and DTU have an offset between tablet and screen areas */
28 #define WACOM_DTU_OFFSET	200
29 #define WACOM_CINTIQ_OFFSET	400
30 
31 /*
32  * Scale factor relating reported contact size to logical contact area.
33  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
34  */
35 #define WACOM_CONTACT_AREA_SCALE 2607
36 
37 static bool touch_arbitration = 1;
38 module_param(touch_arbitration, bool, 0644);
39 MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
40 
41 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
42 				int button_count, int mask);
43 
44 static int wacom_numbered_button_to_key(int n);
45 
46 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
47 			     int group);
48 /*
49  * Percent of battery capacity for Graphire.
50  * 8th value means AC online and show 100% capacity.
51  */
52 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
53 
54 /*
55  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
56  */
57 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
58 
59 static void __wacom_notify_battery(struct wacom_battery *battery,
60 				   int bat_capacity, bool bat_charging,
61 				   bool bat_connected, bool ps_connected)
62 {
63 	bool changed = battery->battery_capacity != bat_capacity  ||
64 		       battery->bat_charging     != bat_charging  ||
65 		       battery->bat_connected    != bat_connected ||
66 		       battery->ps_connected     != ps_connected;
67 
68 	if (changed) {
69 		battery->battery_capacity = bat_capacity;
70 		battery->bat_charging = bat_charging;
71 		battery->bat_connected = bat_connected;
72 		battery->ps_connected = ps_connected;
73 
74 		if (battery->battery)
75 			power_supply_changed(battery->battery);
76 	}
77 }
78 
79 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
80 	int bat_capacity, bool bat_charging, bool bat_connected,
81 	bool ps_connected)
82 {
83 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
84 
85 	__wacom_notify_battery(&wacom->battery, bat_capacity, bat_charging,
86 			       bat_connected, ps_connected);
87 }
88 
89 static int wacom_penpartner_irq(struct wacom_wac *wacom)
90 {
91 	unsigned char *data = wacom->data;
92 	struct input_dev *input = wacom->pen_input;
93 
94 	switch (data[0]) {
95 	case 1:
96 		if (data[5] & 0x80) {
97 			wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
98 			wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
99 			input_report_key(input, wacom->tool[0], 1);
100 			input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
101 			input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
102 			input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
103 			input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
104 			input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
105 			input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
106 		} else {
107 			input_report_key(input, wacom->tool[0], 0);
108 			input_report_abs(input, ABS_MISC, 0); /* report tool id */
109 			input_report_abs(input, ABS_PRESSURE, -1);
110 			input_report_key(input, BTN_TOUCH, 0);
111 		}
112 		break;
113 
114 	case 2:
115 		input_report_key(input, BTN_TOOL_PEN, 1);
116 		input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
117 		input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
118 		input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
119 		input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
120 		input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
121 		input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
122 		break;
123 
124 	default:
125 		dev_dbg(input->dev.parent,
126 			"%s: received unknown report #%d\n", __func__, data[0]);
127 		return 0;
128         }
129 
130 	return 1;
131 }
132 
133 static int wacom_pl_irq(struct wacom_wac *wacom)
134 {
135 	struct wacom_features *features = &wacom->features;
136 	unsigned char *data = wacom->data;
137 	struct input_dev *input = wacom->pen_input;
138 	int prox, pressure;
139 
140 	if (data[0] != WACOM_REPORT_PENABLED) {
141 		dev_dbg(input->dev.parent,
142 			"%s: received unknown report #%d\n", __func__, data[0]);
143 		return 0;
144 	}
145 
146 	prox = data[1] & 0x40;
147 
148 	if (!wacom->id[0]) {
149 		if ((data[0] & 0x10) || (data[4] & 0x20)) {
150 			wacom->tool[0] = BTN_TOOL_RUBBER;
151 			wacom->id[0] = ERASER_DEVICE_ID;
152 		}
153 		else {
154 			wacom->tool[0] = BTN_TOOL_PEN;
155 			wacom->id[0] = STYLUS_DEVICE_ID;
156 		}
157 	}
158 
159 	/* If the eraser is in prox, STYLUS2 is always set. If we
160 	 * mis-detected the type and notice that STYLUS2 isn't set
161 	 * then force the eraser out of prox and let the pen in.
162 	 */
163 	if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
164 		input_report_key(input, BTN_TOOL_RUBBER, 0);
165 		input_report_abs(input, ABS_MISC, 0);
166 		input_sync(input);
167 		wacom->tool[0] = BTN_TOOL_PEN;
168 		wacom->id[0] = STYLUS_DEVICE_ID;
169 	}
170 
171 	if (prox) {
172 		pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
173 		if (features->pressure_max > 255)
174 			pressure = (pressure << 1) | ((data[4] >> 6) & 1);
175 		pressure += (features->pressure_max + 1) / 2;
176 
177 		input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
178 		input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
179 		input_report_abs(input, ABS_PRESSURE, pressure);
180 
181 		input_report_key(input, BTN_TOUCH, data[4] & 0x08);
182 		input_report_key(input, BTN_STYLUS, data[4] & 0x10);
183 		/* Only allow the stylus2 button to be reported for the pen tool. */
184 		input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
185 	}
186 
187 	if (!prox)
188 		wacom->id[0] = 0;
189 	input_report_key(input, wacom->tool[0], prox);
190 	input_report_abs(input, ABS_MISC, wacom->id[0]);
191 	return 1;
192 }
193 
194 static int wacom_ptu_irq(struct wacom_wac *wacom)
195 {
196 	unsigned char *data = wacom->data;
197 	struct input_dev *input = wacom->pen_input;
198 
199 	if (data[0] != WACOM_REPORT_PENABLED) {
200 		dev_dbg(input->dev.parent,
201 			"%s: received unknown report #%d\n", __func__, data[0]);
202 		return 0;
203 	}
204 
205 	if (data[1] & 0x04) {
206 		input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
207 		input_report_key(input, BTN_TOUCH, data[1] & 0x08);
208 		wacom->id[0] = ERASER_DEVICE_ID;
209 	} else {
210 		input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
211 		input_report_key(input, BTN_TOUCH, data[1] & 0x01);
212 		wacom->id[0] = STYLUS_DEVICE_ID;
213 	}
214 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
215 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
216 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
217 	input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
218 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
219 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
220 	return 1;
221 }
222 
223 static int wacom_dtu_irq(struct wacom_wac *wacom)
224 {
225 	unsigned char *data = wacom->data;
226 	struct input_dev *input = wacom->pen_input;
227 	int prox = data[1] & 0x20;
228 
229 	dev_dbg(input->dev.parent,
230 		"%s: received report #%d", __func__, data[0]);
231 
232 	if (prox) {
233 		/* Going into proximity select tool */
234 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
235 		if (wacom->tool[0] == BTN_TOOL_PEN)
236 			wacom->id[0] = STYLUS_DEVICE_ID;
237 		else
238 			wacom->id[0] = ERASER_DEVICE_ID;
239 	}
240 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
241 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
242 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
243 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
244 	input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
245 	input_report_key(input, BTN_TOUCH, data[1] & 0x05);
246 	if (!prox) /* out-prox */
247 		wacom->id[0] = 0;
248 	input_report_key(input, wacom->tool[0], prox);
249 	input_report_abs(input, ABS_MISC, wacom->id[0]);
250 	return 1;
251 }
252 
253 static int wacom_dtus_irq(struct wacom_wac *wacom)
254 {
255 	char *data = wacom->data;
256 	struct input_dev *input = wacom->pen_input;
257 	unsigned short prox, pressure = 0;
258 
259 	if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
260 		dev_dbg(input->dev.parent,
261 			"%s: received unknown report #%d", __func__, data[0]);
262 		return 0;
263 	} else if (data[0] == WACOM_REPORT_DTUSPAD) {
264 		input = wacom->pad_input;
265 		input_report_key(input, BTN_0, (data[1] & 0x01));
266 		input_report_key(input, BTN_1, (data[1] & 0x02));
267 		input_report_key(input, BTN_2, (data[1] & 0x04));
268 		input_report_key(input, BTN_3, (data[1] & 0x08));
269 		input_report_abs(input, ABS_MISC,
270 				 data[1] & 0x0f ? PAD_DEVICE_ID : 0);
271 		return 1;
272 	} else {
273 		prox = data[1] & 0x80;
274 		if (prox) {
275 			switch ((data[1] >> 3) & 3) {
276 			case 1: /* Rubber */
277 				wacom->tool[0] = BTN_TOOL_RUBBER;
278 				wacom->id[0] = ERASER_DEVICE_ID;
279 				break;
280 
281 			case 2: /* Pen */
282 				wacom->tool[0] = BTN_TOOL_PEN;
283 				wacom->id[0] = STYLUS_DEVICE_ID;
284 				break;
285 			}
286 		}
287 
288 		input_report_key(input, BTN_STYLUS, data[1] & 0x20);
289 		input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
290 		input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
291 		input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
292 		pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
293 		input_report_abs(input, ABS_PRESSURE, pressure);
294 		input_report_key(input, BTN_TOUCH, pressure > 10);
295 
296 		if (!prox) /* out-prox */
297 			wacom->id[0] = 0;
298 		input_report_key(input, wacom->tool[0], prox);
299 		input_report_abs(input, ABS_MISC, wacom->id[0]);
300 		return 1;
301 	}
302 }
303 
304 static int wacom_graphire_irq(struct wacom_wac *wacom)
305 {
306 	struct wacom_features *features = &wacom->features;
307 	unsigned char *data = wacom->data;
308 	struct input_dev *input = wacom->pen_input;
309 	struct input_dev *pad_input = wacom->pad_input;
310 	int battery_capacity, ps_connected;
311 	int prox;
312 	int rw = 0;
313 	int retval = 0;
314 
315 	if (features->type == GRAPHIRE_BT) {
316 		if (data[0] != WACOM_REPORT_PENABLED_BT) {
317 			dev_dbg(input->dev.parent,
318 				"%s: received unknown report #%d\n", __func__,
319 				data[0]);
320 			goto exit;
321 		}
322 	} else if (data[0] != WACOM_REPORT_PENABLED) {
323 		dev_dbg(input->dev.parent,
324 			"%s: received unknown report #%d\n", __func__, data[0]);
325 		goto exit;
326 	}
327 
328 	prox = data[1] & 0x80;
329 	if (prox || wacom->id[0]) {
330 		if (prox) {
331 			switch ((data[1] >> 5) & 3) {
332 
333 			case 0:	/* Pen */
334 				wacom->tool[0] = BTN_TOOL_PEN;
335 				wacom->id[0] = STYLUS_DEVICE_ID;
336 				break;
337 
338 			case 1: /* Rubber */
339 				wacom->tool[0] = BTN_TOOL_RUBBER;
340 				wacom->id[0] = ERASER_DEVICE_ID;
341 				break;
342 
343 			case 2: /* Mouse with wheel */
344 				input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
345 				/* fall through */
346 
347 			case 3: /* Mouse without wheel */
348 				wacom->tool[0] = BTN_TOOL_MOUSE;
349 				wacom->id[0] = CURSOR_DEVICE_ID;
350 				break;
351 			}
352 		}
353 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
354 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
355 		if (wacom->tool[0] != BTN_TOOL_MOUSE) {
356 			if (features->type == GRAPHIRE_BT)
357 				input_report_abs(input, ABS_PRESSURE, data[6] |
358 					(((__u16) (data[1] & 0x08)) << 5));
359 			else
360 				input_report_abs(input, ABS_PRESSURE, data[6] |
361 					((data[7] & 0x03) << 8));
362 			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
363 			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
364 			input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
365 		} else {
366 			input_report_key(input, BTN_LEFT, data[1] & 0x01);
367 			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
368 			if (features->type == WACOM_G4 ||
369 					features->type == WACOM_MO) {
370 				input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
371 				rw = (data[7] & 0x04) - (data[7] & 0x03);
372 			} else if (features->type == GRAPHIRE_BT) {
373 				/* Compute distance between mouse and tablet */
374 				rw = 44 - (data[6] >> 2);
375 				rw = clamp_val(rw, 0, 31);
376 				input_report_abs(input, ABS_DISTANCE, rw);
377 				if (((data[1] >> 5) & 3) == 2) {
378 					/* Mouse with wheel */
379 					input_report_key(input, BTN_MIDDLE,
380 							data[1] & 0x04);
381 					rw = (data[6] & 0x01) ? -1 :
382 						(data[6] & 0x02) ? 1 : 0;
383 				} else {
384 					rw = 0;
385 				}
386 			} else {
387 				input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
388 				rw = -(signed char)data[6];
389 			}
390 			input_report_rel(input, REL_WHEEL, rw);
391 		}
392 
393 		if (!prox)
394 			wacom->id[0] = 0;
395 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
396 		input_report_key(input, wacom->tool[0], prox);
397 		input_sync(input); /* sync last event */
398 	}
399 
400 	/* send pad data */
401 	switch (features->type) {
402 	case WACOM_G4:
403 		prox = data[7] & 0xf8;
404 		if (prox || wacom->id[1]) {
405 			wacom->id[1] = PAD_DEVICE_ID;
406 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
407 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
408 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
409 			input_report_rel(pad_input, REL_WHEEL, rw);
410 			if (!prox)
411 				wacom->id[1] = 0;
412 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
413 			retval = 1;
414 		}
415 		break;
416 
417 	case WACOM_MO:
418 		prox = (data[7] & 0xf8) || data[8];
419 		if (prox || wacom->id[1]) {
420 			wacom->id[1] = PAD_DEVICE_ID;
421 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
422 			input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
423 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
424 			input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
425 			input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
426 			if (!prox)
427 				wacom->id[1] = 0;
428 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
429 			retval = 1;
430 		}
431 		break;
432 	case GRAPHIRE_BT:
433 		prox = data[7] & 0x03;
434 		if (prox || wacom->id[1]) {
435 			wacom->id[1] = PAD_DEVICE_ID;
436 			input_report_key(pad_input, BTN_0, (data[7] & 0x02));
437 			input_report_key(pad_input, BTN_1, (data[7] & 0x01));
438 			if (!prox)
439 				wacom->id[1] = 0;
440 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
441 			retval = 1;
442 		}
443 		break;
444 	}
445 
446 	/* Store current battery capacity and power supply state */
447 	if (features->type == GRAPHIRE_BT) {
448 		rw = (data[7] >> 2 & 0x07);
449 		battery_capacity = batcap_gr[rw];
450 		ps_connected = rw == 7;
451 		wacom_notify_battery(wacom, battery_capacity, ps_connected,
452 				     1, ps_connected);
453 	}
454 exit:
455 	return retval;
456 }
457 
458 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
459 {
460 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
461 	struct wacom_features *features = &wacom_wac->features;
462 	struct hid_report *r;
463 	struct hid_report_enum *re;
464 
465 	re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
466 	if (features->type == INTUOSHT2)
467 		r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
468 	else
469 		r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
470 	if (r) {
471 		hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
472 	}
473 }
474 
475 static int wacom_intuos_pad(struct wacom_wac *wacom)
476 {
477 	struct wacom_features *features = &wacom->features;
478 	unsigned char *data = wacom->data;
479 	struct input_dev *input = wacom->pad_input;
480 	int i;
481 	int buttons = 0, nbuttons = features->numbered_buttons;
482 	int keys = 0, nkeys = 0;
483 	int ring1 = 0, ring2 = 0;
484 	int strip1 = 0, strip2 = 0;
485 	bool prox = false;
486 
487 	/* pad packets. Works as a second tool and is always in prox */
488 	if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
489 	      data[0] == WACOM_REPORT_CINTIQPAD))
490 		return 0;
491 
492 	if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
493 		buttons = (data[3] << 1) | (data[2] & 0x01);
494 		ring1 = data[1];
495 	} else if (features->type == DTK) {
496 		buttons = data[6];
497 	} else if (features->type == WACOM_13HD) {
498 		buttons = (data[4] << 1) | (data[3] & 0x01);
499 	} else if (features->type == WACOM_24HD) {
500 		buttons = (data[8] << 8) | data[6];
501 		ring1 = data[1];
502 		ring2 = data[2];
503 
504 		/*
505 		 * Three "buttons" are available on the 24HD which are
506 		 * physically implemented as a touchstrip. Each button
507 		 * is approximately 3 bits wide with a 2 bit spacing.
508 		 * The raw touchstrip bits are stored at:
509 		 *    ((data[3] & 0x1f) << 8) | data[4])
510 		 */
511 		nkeys = 3;
512 		keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
513 		       ((data[4] & 0xE0) ? 1<<1 : 0) |
514 		       ((data[4] & 0x07) ? 1<<0 : 0);
515 	} else if (features->type == WACOM_27QHD) {
516 		nkeys = 3;
517 		keys = data[2] & 0x07;
518 
519 		input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
520 		input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
521 		input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
522 	} else if (features->type == CINTIQ_HYBRID) {
523 		/*
524 		 * Do not send hardware buttons under Android. They
525 		 * are already sent to the system through GPIO (and
526 		 * have different meaning).
527 		 *
528 		 * d-pad right  -> data[4] & 0x10
529 		 * d-pad up     -> data[4] & 0x20
530 		 * d-pad left   -> data[4] & 0x40
531 		 * d-pad down   -> data[4] & 0x80
532 		 * d-pad center -> data[3] & 0x01
533 		 */
534 		buttons = (data[4] << 1) | (data[3] & 0x01);
535 	} else if (features->type == CINTIQ_COMPANION_2) {
536 		/* d-pad right  -> data[4] & 0x10
537 		 * d-pad up     -> data[4] & 0x20
538 		 * d-pad left   -> data[4] & 0x40
539 		 * d-pad down   -> data[4] & 0x80
540 		 * d-pad center -> data[3] & 0x01
541 		 */
542 		buttons = ((data[2] >> 4) << 7) |
543 		          ((data[1] & 0x04) << 6) |
544 		          ((data[2] & 0x0F) << 2) |
545 		          (data[1] & 0x03);
546 	} else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
547 		/*
548 		 * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
549 		 * addition to the mechanical switch. Switch data is
550 		 * stored in data[4], capacitive data in data[5].
551 		 *
552 		 * Touch ring mode switch (data[3]) has no capacitive sensor
553 		 */
554 		buttons = (data[4] << 1) | (data[3] & 0x01);
555 		ring1 = data[2];
556 	} else {
557 		if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
558 			buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
559 			          (data[6] << 1) | (data[5] & 0x01);
560 
561 			if (features->type == WACOM_22HD) {
562 				nkeys = 3;
563 				keys = data[9] & 0x07;
564 			}
565 		} else {
566 			buttons = ((data[6] & 0x10) << 10) |
567 			          ((data[5] & 0x10) << 9)  |
568 			          ((data[6] & 0x0F) << 4)  |
569 			          (data[5] & 0x0F);
570 		}
571 		strip1 = ((data[1] & 0x1f) << 8) | data[2];
572 		strip2 = ((data[3] & 0x1f) << 8) | data[4];
573 	}
574 
575 	prox = (buttons & ~(~0 << nbuttons)) | (keys & ~(~0 << nkeys)) |
576 	       (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
577 
578 	wacom_report_numbered_buttons(input, nbuttons, buttons);
579 
580 	for (i = 0; i < nkeys; i++)
581 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
582 
583 	input_report_abs(input, ABS_RX, strip1);
584 	input_report_abs(input, ABS_RY, strip2);
585 
586 	input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
587 	input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
588 
589 	input_report_key(input, wacom->tool[1], prox ? 1 : 0);
590 	input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
591 
592 	input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
593 
594 	return 1;
595 }
596 
597 static int wacom_intuos_id_mangle(int tool_id)
598 {
599 	return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
600 }
601 
602 static int wacom_intuos_get_tool_type(int tool_id)
603 {
604 	int tool_type;
605 
606 	switch (tool_id) {
607 	case 0x812: /* Inking pen */
608 	case 0x801: /* Intuos3 Inking pen */
609 	case 0x12802: /* Intuos4/5 Inking Pen */
610 	case 0x012:
611 		tool_type = BTN_TOOL_PENCIL;
612 		break;
613 
614 	case 0x822: /* Pen */
615 	case 0x842:
616 	case 0x852:
617 	case 0x823: /* Intuos3 Grip Pen */
618 	case 0x813: /* Intuos3 Classic Pen */
619 	case 0x885: /* Intuos3 Marker Pen */
620 	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
621 	case 0x804: /* Intuos4/5 13HD/24HD Marker Pen */
622 	case 0x8e2: /* IntuosHT2 pen */
623 	case 0x022:
624 	case 0x10804: /* Intuos4/5 13HD/24HD Art Pen */
625 	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
626 	case 0x16802: /* Cintiq 13HD Pro Pen */
627 	case 0x18802: /* DTH2242 Pen */
628 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
629 		tool_type = BTN_TOOL_PEN;
630 		break;
631 
632 	case 0x832: /* Stroke pen */
633 	case 0x032:
634 		tool_type = BTN_TOOL_BRUSH;
635 		break;
636 
637 	case 0x007: /* Mouse 4D and 2D */
638 	case 0x09c:
639 	case 0x094:
640 	case 0x017: /* Intuos3 2D Mouse */
641 	case 0x806: /* Intuos4 Mouse */
642 		tool_type = BTN_TOOL_MOUSE;
643 		break;
644 
645 	case 0x096: /* Lens cursor */
646 	case 0x097: /* Intuos3 Lens cursor */
647 	case 0x006: /* Intuos4 Lens cursor */
648 		tool_type = BTN_TOOL_LENS;
649 		break;
650 
651 	case 0x82a: /* Eraser */
652 	case 0x84a:
653 	case 0x85a:
654 	case 0x91a:
655 	case 0xd1a:
656 	case 0x0fa:
657 	case 0x82b: /* Intuos3 Grip Pen Eraser */
658 	case 0x81b: /* Intuos3 Classic Pen Eraser */
659 	case 0x91b: /* Intuos3 Airbrush Eraser */
660 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
661 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
662 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
663 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
664 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
665 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
666 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
667 	case 0x1880a: /* DTH2242 Eraser */
668 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
669 		tool_type = BTN_TOOL_RUBBER;
670 		break;
671 
672 	case 0xd12:
673 	case 0x912:
674 	case 0x112:
675 	case 0x913: /* Intuos3 Airbrush */
676 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
677 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
678 		tool_type = BTN_TOOL_AIRBRUSH;
679 		break;
680 
681 	default: /* Unknown tool */
682 		tool_type = BTN_TOOL_PEN;
683 		break;
684 	}
685 	return tool_type;
686 }
687 
688 static int wacom_intuos_inout(struct wacom_wac *wacom)
689 {
690 	struct wacom_features *features = &wacom->features;
691 	unsigned char *data = wacom->data;
692 	struct input_dev *input = wacom->pen_input;
693 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
694 
695 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
696 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
697 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
698 		return 0;
699 
700 	/* Enter report */
701 	if ((data[1] & 0xfc) == 0xc0) {
702 		/* serial number of the tool */
703 		wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
704 			(data[4] << 20) + (data[5] << 12) +
705 			(data[6] << 4) + (data[7] >> 4);
706 
707 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
708 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
709 
710 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
711 
712 		wacom->shared->stylus_in_proximity = true;
713 		return 1;
714 	}
715 
716 	/* in Range */
717 	if ((data[1] & 0xfe) == 0x20) {
718 		if (features->type != INTUOSHT2)
719 			wacom->shared->stylus_in_proximity = true;
720 
721 		/* in Range while exiting */
722 		if (wacom->reporting_data) {
723 			input_report_key(input, BTN_TOUCH, 0);
724 			input_report_abs(input, ABS_PRESSURE, 0);
725 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
726 			return 2;
727 		}
728 		return 1;
729 	}
730 
731 	/* Exit report */
732 	if ((data[1] & 0xfe) == 0x80) {
733 		wacom->shared->stylus_in_proximity = false;
734 		wacom->reporting_data = false;
735 
736 		/* don't report exit if we don't know the ID */
737 		if (!wacom->id[idx])
738 			return 1;
739 
740 		/*
741 		 * Reset all states otherwise we lose the initial states
742 		 * when in-prox next time
743 		 */
744 		input_report_abs(input, ABS_X, 0);
745 		input_report_abs(input, ABS_Y, 0);
746 		input_report_abs(input, ABS_DISTANCE, 0);
747 		input_report_abs(input, ABS_TILT_X, 0);
748 		input_report_abs(input, ABS_TILT_Y, 0);
749 		if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
750 			input_report_key(input, BTN_LEFT, 0);
751 			input_report_key(input, BTN_MIDDLE, 0);
752 			input_report_key(input, BTN_RIGHT, 0);
753 			input_report_key(input, BTN_SIDE, 0);
754 			input_report_key(input, BTN_EXTRA, 0);
755 			input_report_abs(input, ABS_THROTTLE, 0);
756 			input_report_abs(input, ABS_RZ, 0);
757 		} else {
758 			input_report_abs(input, ABS_PRESSURE, 0);
759 			input_report_key(input, BTN_STYLUS, 0);
760 			input_report_key(input, BTN_STYLUS2, 0);
761 			input_report_key(input, BTN_TOUCH, 0);
762 			input_report_abs(input, ABS_WHEEL, 0);
763 			if (features->type >= INTUOS3S)
764 				input_report_abs(input, ABS_Z, 0);
765 		}
766 		input_report_key(input, wacom->tool[idx], 0);
767 		input_report_abs(input, ABS_MISC, 0); /* reset tool id */
768 		input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
769 		wacom->id[idx] = 0;
770 		return 2;
771 	}
772 
773 	return 0;
774 }
775 
776 static inline bool report_touch_events(struct wacom_wac *wacom)
777 {
778 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
779 }
780 
781 static inline bool delay_pen_events(struct wacom_wac *wacom)
782 {
783 	return (wacom->shared->touch_down && touch_arbitration);
784 }
785 
786 static int wacom_intuos_general(struct wacom_wac *wacom)
787 {
788 	struct wacom_features *features = &wacom->features;
789 	unsigned char *data = wacom->data;
790 	struct input_dev *input = wacom->pen_input;
791 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
792 	unsigned char type = (data[1] >> 1) & 0x0F;
793 	unsigned int x, y, distance, t;
794 
795 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
796 		data[0] != WACOM_REPORT_INTUOS_PEN)
797 		return 0;
798 
799 	if (delay_pen_events(wacom))
800 		return 1;
801 
802 	/* don't report events if we don't know the tool ID */
803 	if (!wacom->id[idx]) {
804 		/* but reschedule a read of the current tool */
805 		wacom_intuos_schedule_prox_event(wacom);
806 		return 1;
807 	}
808 
809 	/*
810 	 * don't report events for invalid data
811 	 */
812 	/* older I4 styli don't work with new Cintiqs */
813 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
814 			(features->type == WACOM_21UX2)) ||
815 	    /* Only large Intuos support Lense Cursor */
816 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
817 		(features->type == INTUOS3 ||
818 		 features->type == INTUOS3S ||
819 		 features->type == INTUOS4 ||
820 		 features->type == INTUOS4S ||
821 		 features->type == INTUOS5 ||
822 		 features->type == INTUOS5S ||
823 		 features->type == INTUOSPM ||
824 		 features->type == INTUOSPS)) ||
825 	   /* Cintiq doesn't send data when RDY bit isn't set */
826 	   (features->type == CINTIQ && !(data[1] & 0x40)))
827 		return 1;
828 
829 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
830 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
831 	distance = data[9] >> 2;
832 	if (features->type < INTUOS3S) {
833 		x >>= 1;
834 		y >>= 1;
835 		distance >>= 1;
836 	}
837 	input_report_abs(input, ABS_X, x);
838 	input_report_abs(input, ABS_Y, y);
839 	input_report_abs(input, ABS_DISTANCE, distance);
840 
841 	switch (type) {
842 	case 0x00:
843 	case 0x01:
844 	case 0x02:
845 	case 0x03:
846 		/* general pen packet */
847 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
848 		if (features->pressure_max < 2047)
849 			t >>= 1;
850 		input_report_abs(input, ABS_PRESSURE, t);
851 		if (features->type != INTUOSHT2) {
852 		    input_report_abs(input, ABS_TILT_X,
853 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
854 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
855 		}
856 		input_report_key(input, BTN_STYLUS, data[1] & 2);
857 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
858 		input_report_key(input, BTN_TOUCH, t > 10);
859 		break;
860 
861 	case 0x0a:
862 		/* airbrush second packet */
863 		input_report_abs(input, ABS_WHEEL,
864 				(data[6] << 2) | ((data[7] >> 6) & 3));
865 		input_report_abs(input, ABS_TILT_X,
866 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
867 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
868 		break;
869 
870 	case 0x05:
871 		/* Rotation packet */
872 		if (features->type >= INTUOS3S) {
873 			/* I3 marker pen rotation */
874 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
875 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
876 				((t-1) / 2 + 450)) : (450 - t / 2) ;
877 			input_report_abs(input, ABS_Z, t);
878 		} else {
879 			/* 4D mouse 2nd packet */
880 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
881 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
882 				((t - 1) / 2) : -t / 2);
883 		}
884 		break;
885 
886 	case 0x04:
887 		/* 4D mouse 1st packet */
888 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
889 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
890 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
891 
892 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
893 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
894 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
895 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
896 		break;
897 
898 	case 0x06:
899 		/* I4 mouse */
900 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
901 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
902 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
903 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
904 				 - ((data[7] & 0x40) >> 6));
905 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
906 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
907 
908 		input_report_abs(input, ABS_TILT_X,
909 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
910 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
911 		break;
912 
913 	case 0x08:
914 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
915 			/* 2D mouse packet */
916 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
917 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
918 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
919 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
920 					 - ((data[8] & 0x02) >> 1));
921 
922 			/* I3 2D mouse side buttons */
923 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
924 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
925 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
926 			}
927 		}
928 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
929 			/* Lens cursor packets */
930 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
931 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
932 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
933 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
934 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
935 		}
936 		break;
937 
938 	case 0x07:
939 	case 0x09:
940 	case 0x0b:
941 	case 0x0c:
942 	case 0x0d:
943 	case 0x0e:
944 	case 0x0f:
945 		/* unhandled */
946 		break;
947 	}
948 
949 	input_report_abs(input, ABS_MISC,
950 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
951 	input_report_key(input, wacom->tool[idx], 1);
952 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
953 	wacom->reporting_data = true;
954 	return 2;
955 }
956 
957 static int wacom_intuos_irq(struct wacom_wac *wacom)
958 {
959 	unsigned char *data = wacom->data;
960 	struct input_dev *input = wacom->pen_input;
961 	int result;
962 
963 	if (data[0] != WACOM_REPORT_PENABLED &&
964 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
965 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
966 	    data[0] != WACOM_REPORT_INTUOSPAD &&
967 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
968 	    data[0] != WACOM_REPORT_CINTIQ &&
969 	    data[0] != WACOM_REPORT_CINTIQPAD &&
970 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
971 		dev_dbg(input->dev.parent,
972 			"%s: received unknown report #%d\n", __func__, data[0]);
973                 return 0;
974 	}
975 
976 	/* process pad events */
977 	result = wacom_intuos_pad(wacom);
978 	if (result)
979 		return result;
980 
981 	/* process in/out prox events */
982 	result = wacom_intuos_inout(wacom);
983 	if (result)
984 		return result - 1;
985 
986 	/* process general packets */
987 	result = wacom_intuos_general(wacom);
988 	if (result)
989 		return result - 1;
990 
991 	return 0;
992 }
993 
994 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
995 {
996 	unsigned char *data = wacom_wac->data;
997 	struct input_dev *input;
998 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
999 	struct wacom_remote *remote = wacom->remote;
1000 	int bat_charging, bat_percent, touch_ring_mode;
1001 	__u32 serial;
1002 	int i, index = -1;
1003 	unsigned long flags;
1004 
1005 	if (data[0] != WACOM_REPORT_REMOTE) {
1006 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1007 			__func__, data[0]);
1008 		return 0;
1009 	}
1010 
1011 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1012 	wacom_wac->id[0] = PAD_DEVICE_ID;
1013 
1014 	spin_lock_irqsave(&remote->remote_lock, flags);
1015 
1016 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1017 		if (remote->remotes[i].serial == serial) {
1018 			index = i;
1019 			break;
1020 		}
1021 	}
1022 
1023 	if (index < 0 || !remote->remotes[index].registered)
1024 		goto out;
1025 
1026 	input = remote->remotes[index].input;
1027 
1028 	input_report_key(input, BTN_0, (data[9] & 0x01));
1029 	input_report_key(input, BTN_1, (data[9] & 0x02));
1030 	input_report_key(input, BTN_2, (data[9] & 0x04));
1031 	input_report_key(input, BTN_3, (data[9] & 0x08));
1032 	input_report_key(input, BTN_4, (data[9] & 0x10));
1033 	input_report_key(input, BTN_5, (data[9] & 0x20));
1034 	input_report_key(input, BTN_6, (data[9] & 0x40));
1035 	input_report_key(input, BTN_7, (data[9] & 0x80));
1036 
1037 	input_report_key(input, BTN_8, (data[10] & 0x01));
1038 	input_report_key(input, BTN_9, (data[10] & 0x02));
1039 	input_report_key(input, BTN_A, (data[10] & 0x04));
1040 	input_report_key(input, BTN_B, (data[10] & 0x08));
1041 	input_report_key(input, BTN_C, (data[10] & 0x10));
1042 	input_report_key(input, BTN_X, (data[10] & 0x20));
1043 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1044 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1045 
1046 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1047 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1048 
1049 	if (data[12] & 0x80)
1050 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f));
1051 	else
1052 		input_report_abs(input, ABS_WHEEL, 0);
1053 
1054 	bat_percent = data[7] & 0x7f;
1055 	bat_charging = !!(data[7] & 0x80);
1056 
1057 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1058 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1059 	else
1060 		input_report_abs(input, ABS_MISC, 0);
1061 
1062 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1063 
1064 	input_sync(input);
1065 
1066 	/*Which mode select (LED light) is currently on?*/
1067 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1068 
1069 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1070 		if (remote->remotes[i].serial == serial)
1071 			wacom->led.groups[i].select = touch_ring_mode;
1072 	}
1073 
1074 	__wacom_notify_battery(&remote->remotes[index].battery, bat_percent,
1075 				bat_charging, 1, bat_charging);
1076 
1077 out:
1078 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1079 	return 0;
1080 }
1081 
1082 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1083 {
1084 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1085 	unsigned char *data = wacom_wac->data;
1086 	struct wacom_remote *remote = wacom->remote;
1087 	struct wacom_remote_data remote_data;
1088 	unsigned long flags;
1089 	int i, ret;
1090 
1091 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1092 		return;
1093 
1094 	memset(&remote_data, 0, sizeof(struct wacom_remote_data));
1095 
1096 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1097 		int j = i * 6;
1098 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1099 		bool connected = data[j+2];
1100 
1101 		remote_data.remote[i].serial = serial;
1102 		remote_data.remote[i].connected = connected;
1103 	}
1104 
1105 	spin_lock_irqsave(&remote->remote_lock, flags);
1106 
1107 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1108 	if (ret != sizeof(remote_data)) {
1109 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1110 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1111 		return;
1112 	}
1113 
1114 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1115 
1116 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1117 }
1118 
1119 static int int_dist(int x1, int y1, int x2, int y2)
1120 {
1121 	int x = x2 - x1;
1122 	int y = y2 - y1;
1123 
1124 	return int_sqrt(x*x + y*y);
1125 }
1126 
1127 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1128 		unsigned char *data)
1129 {
1130 	memcpy(wacom->data, data, 10);
1131 	wacom_intuos_irq(wacom);
1132 
1133 	input_sync(wacom->pen_input);
1134 	if (wacom->pad_input)
1135 		input_sync(wacom->pad_input);
1136 }
1137 
1138 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1139 {
1140 	unsigned char data[WACOM_PKGLEN_MAX];
1141 	int i = 1;
1142 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1143 
1144 	memcpy(data, wacom->data, len);
1145 
1146 	switch (data[0]) {
1147 	case 0x04:
1148 		wacom_intuos_bt_process_data(wacom, data + i);
1149 		i += 10;
1150 		/* fall through */
1151 	case 0x03:
1152 		wacom_intuos_bt_process_data(wacom, data + i);
1153 		i += 10;
1154 		wacom_intuos_bt_process_data(wacom, data + i);
1155 		i += 10;
1156 		power_raw = data[i];
1157 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1158 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1159 		battery_capacity = batcap_i4[power_raw & 0x07];
1160 		wacom_notify_battery(wacom, battery_capacity, bat_charging,
1161 				     battery_capacity || bat_charging,
1162 				     ps_connected);
1163 		break;
1164 	default:
1165 		dev_dbg(wacom->pen_input->dev.parent,
1166 				"Unknown report: %d,%d size:%zu\n",
1167 				data[0], data[1], len);
1168 		return 0;
1169 	}
1170 	return 0;
1171 }
1172 
1173 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1174 {
1175 	struct input_dev *input = wacom->touch_input;
1176 	unsigned touch_max = wacom->features.touch_max;
1177 	int count = 0;
1178 	int i;
1179 
1180 	if (!touch_max)
1181 		return 0;
1182 
1183 	if (touch_max == 1)
1184 		return test_bit(BTN_TOUCH, input->key) &&
1185 			report_touch_events(wacom);
1186 
1187 	for (i = 0; i < input->mt->num_slots; i++) {
1188 		struct input_mt_slot *ps = &input->mt->slots[i];
1189 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1190 		if (id >= 0)
1191 			count++;
1192 	}
1193 
1194 	return count;
1195 }
1196 
1197 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1198 {
1199 	const int pen_frame_len = 14;
1200 	const int pen_frames = 7;
1201 
1202 	struct input_dev *pen_input = wacom->pen_input;
1203 	unsigned char *data = wacom->data;
1204 	int i;
1205 
1206 	wacom->serial[0] = get_unaligned_le64(&data[99]);
1207 	wacom->id[0]     = get_unaligned_le16(&data[107]);
1208 	if (wacom->serial[0] >> 52 == 1) {
1209 		/* Add back in missing bits of ID for non-USI pens */
1210 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1211 	}
1212 	wacom->tool[0]   = wacom_intuos_get_tool_type(wacom_intuos_id_mangle(wacom->id[0]));
1213 
1214 	for (i = 0; i < pen_frames; i++) {
1215 		unsigned char *frame = &data[i*pen_frame_len + 1];
1216 		bool valid = frame[0] & 0x80;
1217 		bool prox = frame[0] & 0x40;
1218 		bool range = frame[0] & 0x20;
1219 
1220 		if (!valid)
1221 			continue;
1222 
1223 		if (range) {
1224 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1225 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1226 			input_report_abs(pen_input, ABS_TILT_X, frame[7]);
1227 			input_report_abs(pen_input, ABS_TILT_Y, frame[8]);
1228 			input_report_abs(pen_input, ABS_Z, get_unaligned_le16(&frame[9]));
1229 			input_report_abs(pen_input, ABS_WHEEL, get_unaligned_le16(&frame[11]));
1230 		}
1231 		input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1232 		input_report_abs(pen_input, ABS_DISTANCE, range ? frame[13] : wacom->features.distance_max);
1233 
1234 		input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x01);
1235 		input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1236 		input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1237 
1238 		input_report_key(pen_input, wacom->tool[0], prox);
1239 		input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1240 		input_report_abs(pen_input, ABS_MISC,
1241 				 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1242 
1243 		wacom->shared->stylus_in_proximity = prox;
1244 
1245 		input_sync(pen_input);
1246 	}
1247 }
1248 
1249 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1250 {
1251 	const int finger_touch_len = 8;
1252 	const int finger_frames = 4;
1253 	const int finger_frame_len = 43;
1254 
1255 	struct input_dev *touch_input = wacom->touch_input;
1256 	unsigned char *data = wacom->data;
1257 	int num_contacts_left = 5;
1258 	int i, j;
1259 
1260 	for (i = 0; i < finger_frames; i++) {
1261 		unsigned char *frame = &data[i*finger_frame_len + 109];
1262 		int current_num_contacts = frame[0] & 0x7F;
1263 		int contacts_to_send;
1264 
1265 		if (!(frame[0] & 0x80))
1266 			continue;
1267 
1268 		/*
1269 		 * First packet resets the counter since only the first
1270 		 * packet in series will have non-zero current_num_contacts.
1271 		 */
1272 		if (current_num_contacts)
1273 			wacom->num_contacts_left = current_num_contacts;
1274 
1275 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1276 
1277 		for (j = 0; j < contacts_to_send; j++) {
1278 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1279 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1280 			int x = get_unaligned_le16(&touch[2]);
1281 			int y = get_unaligned_le16(&touch[4]);
1282 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1283 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1284 
1285 			if (slot < 0)
1286 				continue;
1287 
1288 			input_mt_slot(touch_input, slot);
1289 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1290 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1291 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1292 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1293 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1294 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1295 		}
1296 
1297 		input_mt_sync_frame(touch_input);
1298 
1299 		wacom->num_contacts_left -= contacts_to_send;
1300 		if (wacom->num_contacts_left <= 0) {
1301 			wacom->num_contacts_left = 0;
1302 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1303 		}
1304 	}
1305 
1306 	input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1307 	input_sync(touch_input);
1308 }
1309 
1310 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1311 {
1312 	struct input_dev *pad_input = wacom->pad_input;
1313 	unsigned char *data = wacom->data;
1314 
1315 	int buttons = (data[282] << 1) | ((data[281] >> 6) & 0x01);
1316 	int ring = data[285];
1317 	int prox = buttons | (ring & 0x80);
1318 
1319 	wacom_report_numbered_buttons(pad_input, 9, buttons);
1320 
1321 	input_report_abs(pad_input, ABS_WHEEL, (ring & 0x80) ? (ring & 0x7f) : 0);
1322 
1323 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1324 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1325 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1326 
1327 	input_sync(pad_input);
1328 }
1329 
1330 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1331 {
1332 	unsigned char *data = wacom->data;
1333 
1334 	bool chg = data[284] & 0x80;
1335 	int battery_status = data[284] & 0x7F;
1336 
1337 	wacom_notify_battery(wacom, battery_status, chg, 1, chg);
1338 }
1339 
1340 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1341 {
1342 	unsigned char *data = wacom->data;
1343 
1344 	if (data[0] != 0x80) {
1345 		dev_dbg(wacom->pen_input->dev.parent,
1346 			"%s: received unknown report #%d\n", __func__, data[0]);
1347 		return 0;
1348 	}
1349 
1350 	wacom_intuos_pro2_bt_pen(wacom);
1351 	wacom_intuos_pro2_bt_touch(wacom);
1352 	wacom_intuos_pro2_bt_pad(wacom);
1353 	wacom_intuos_pro2_bt_battery(wacom);
1354 	return 0;
1355 }
1356 
1357 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1358 {
1359 	struct input_dev *input = wacom->touch_input;
1360 	unsigned char *data = wacom->data;
1361 	int i;
1362 	int current_num_contacts = data[61];
1363 	int contacts_to_send = 0;
1364 	int num_contacts_left = 4; /* maximum contacts per packet */
1365 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1366 	int y_offset = 2;
1367 
1368 	if (wacom->features.type == WACOM_27QHDT) {
1369 		current_num_contacts = data[63];
1370 		num_contacts_left = 10;
1371 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1372 		y_offset = 0;
1373 	}
1374 
1375 	/*
1376 	 * First packet resets the counter since only the first
1377 	 * packet in series will have non-zero current_num_contacts.
1378 	 */
1379 	if (current_num_contacts)
1380 		wacom->num_contacts_left = current_num_contacts;
1381 
1382 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1383 
1384 	for (i = 0; i < contacts_to_send; i++) {
1385 		int offset = (byte_per_packet * i) + 1;
1386 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1387 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1388 
1389 		if (slot < 0)
1390 			continue;
1391 		input_mt_slot(input, slot);
1392 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1393 
1394 		if (touch) {
1395 			int t_x = get_unaligned_le16(&data[offset + 2]);
1396 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1397 
1398 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1399 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1400 
1401 			if (wacom->features.type != WACOM_27QHDT) {
1402 				int c_x = get_unaligned_le16(&data[offset + 4]);
1403 				int c_y = get_unaligned_le16(&data[offset + 8]);
1404 				int w = get_unaligned_le16(&data[offset + 10]);
1405 				int h = get_unaligned_le16(&data[offset + 12]);
1406 
1407 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1408 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1409 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1410 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1411 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1412 			}
1413 		}
1414 	}
1415 	input_mt_sync_frame(input);
1416 
1417 	wacom->num_contacts_left -= contacts_to_send;
1418 	if (wacom->num_contacts_left <= 0) {
1419 		wacom->num_contacts_left = 0;
1420 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1421 	}
1422 	return 1;
1423 }
1424 
1425 static int wacom_mt_touch(struct wacom_wac *wacom)
1426 {
1427 	struct input_dev *input = wacom->touch_input;
1428 	unsigned char *data = wacom->data;
1429 	int i;
1430 	int current_num_contacts = data[2];
1431 	int contacts_to_send = 0;
1432 	int x_offset = 0;
1433 
1434 	/* MTTPC does not support Height and Width */
1435 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1436 		x_offset = -4;
1437 
1438 	/*
1439 	 * First packet resets the counter since only the first
1440 	 * packet in series will have non-zero current_num_contacts.
1441 	 */
1442 	if (current_num_contacts)
1443 		wacom->num_contacts_left = current_num_contacts;
1444 
1445 	/* There are at most 5 contacts per packet */
1446 	contacts_to_send = min(5, wacom->num_contacts_left);
1447 
1448 	for (i = 0; i < contacts_to_send; i++) {
1449 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1450 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1451 		int id = get_unaligned_le16(&data[offset + 1]);
1452 		int slot = input_mt_get_slot_by_key(input, id);
1453 
1454 		if (slot < 0)
1455 			continue;
1456 
1457 		input_mt_slot(input, slot);
1458 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1459 		if (touch) {
1460 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1461 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1462 			input_report_abs(input, ABS_MT_POSITION_X, x);
1463 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1464 		}
1465 	}
1466 	input_mt_sync_frame(input);
1467 
1468 	wacom->num_contacts_left -= contacts_to_send;
1469 	if (wacom->num_contacts_left <= 0) {
1470 		wacom->num_contacts_left = 0;
1471 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1472 	}
1473 	return 1;
1474 }
1475 
1476 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1477 {
1478 	struct input_dev *input = wacom->touch_input;
1479 	unsigned char *data = wacom->data;
1480 	int i;
1481 
1482 	for (i = 0; i < 2; i++) {
1483 		int p = data[1] & (1 << i);
1484 		bool touch = p && report_touch_events(wacom);
1485 
1486 		input_mt_slot(input, i);
1487 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1488 		if (touch) {
1489 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1490 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1491 
1492 			input_report_abs(input, ABS_MT_POSITION_X, x);
1493 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1494 		}
1495 	}
1496 	input_mt_sync_frame(input);
1497 
1498 	/* keep touch state for pen event */
1499 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1500 
1501 	return 1;
1502 }
1503 
1504 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1505 {
1506 	unsigned char *data = wacom->data;
1507 	struct input_dev *input = wacom->touch_input;
1508 	bool prox = report_touch_events(wacom);
1509 	int x = 0, y = 0;
1510 
1511 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1512 		return 0;
1513 
1514 	if (len == WACOM_PKGLEN_TPC1FG) {
1515 		prox = prox && (data[0] & 0x01);
1516 		x = get_unaligned_le16(&data[1]);
1517 		y = get_unaligned_le16(&data[3]);
1518 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1519 		prox = prox && (data[2] & 0x01);
1520 		x = get_unaligned_le16(&data[3]);
1521 		y = get_unaligned_le16(&data[5]);
1522 	} else {
1523 		prox = prox && (data[1] & 0x01);
1524 		x = le16_to_cpup((__le16 *)&data[2]);
1525 		y = le16_to_cpup((__le16 *)&data[4]);
1526 	}
1527 
1528 	if (prox) {
1529 		input_report_abs(input, ABS_X, x);
1530 		input_report_abs(input, ABS_Y, y);
1531 	}
1532 	input_report_key(input, BTN_TOUCH, prox);
1533 
1534 	/* keep touch state for pen events */
1535 	wacom->shared->touch_down = prox;
1536 
1537 	return 1;
1538 }
1539 
1540 static int wacom_tpc_pen(struct wacom_wac *wacom)
1541 {
1542 	unsigned char *data = wacom->data;
1543 	struct input_dev *input = wacom->pen_input;
1544 	bool prox = data[1] & 0x20;
1545 
1546 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1547 		/* Going into proximity select tool */
1548 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1549 
1550 	/* keep pen state for touch events */
1551 	wacom->shared->stylus_in_proximity = prox;
1552 
1553 	/* send pen events only when touch is up or forced out
1554 	 * or touch arbitration is off
1555 	 */
1556 	if (!delay_pen_events(wacom)) {
1557 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1558 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1559 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1560 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1561 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1562 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1563 		input_report_key(input, wacom->tool[0], prox);
1564 		return 1;
1565 	}
1566 
1567 	return 0;
1568 }
1569 
1570 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1571 {
1572 	unsigned char *data = wacom->data;
1573 
1574 	if (wacom->pen_input) {
1575 		dev_dbg(wacom->pen_input->dev.parent,
1576 			"%s: received report #%d\n", __func__, data[0]);
1577 
1578 		if (len == WACOM_PKGLEN_PENABLED ||
1579 		    data[0] == WACOM_REPORT_PENABLED)
1580 			return wacom_tpc_pen(wacom);
1581 	}
1582 	else if (wacom->touch_input) {
1583 		dev_dbg(wacom->touch_input->dev.parent,
1584 			"%s: received report #%d\n", __func__, data[0]);
1585 
1586 		switch (len) {
1587 		case WACOM_PKGLEN_TPC1FG:
1588 			return wacom_tpc_single_touch(wacom, len);
1589 
1590 		case WACOM_PKGLEN_TPC2FG:
1591 			return wacom_tpc_mt_touch(wacom);
1592 
1593 		default:
1594 			switch (data[0]) {
1595 			case WACOM_REPORT_TPC1FG:
1596 			case WACOM_REPORT_TPCHID:
1597 			case WACOM_REPORT_TPCST:
1598 			case WACOM_REPORT_TPC1FGE:
1599 				return wacom_tpc_single_touch(wacom, len);
1600 
1601 			case WACOM_REPORT_TPCMT:
1602 			case WACOM_REPORT_TPCMT2:
1603 				return wacom_mt_touch(wacom);
1604 
1605 			}
1606 		}
1607 	}
1608 
1609 	return 0;
1610 }
1611 
1612 int wacom_equivalent_usage(int usage)
1613 {
1614 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1615 		int subpage = (usage & 0xFF00) << 8;
1616 		int subusage = (usage & 0xFF);
1617 
1618 		if (subpage == WACOM_HID_SP_PAD ||
1619 		    subpage == WACOM_HID_SP_BUTTON ||
1620 		    subpage == WACOM_HID_SP_DIGITIZER ||
1621 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1622 		    usage == WACOM_HID_WD_SENSE ||
1623 		    usage == WACOM_HID_WD_SERIALHI ||
1624 		    usage == WACOM_HID_WD_TOOLTYPE ||
1625 		    usage == WACOM_HID_WD_DISTANCE ||
1626 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1627 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1628 		    usage == WACOM_HID_WD_TOUCHRING ||
1629 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS) {
1630 			return usage;
1631 		}
1632 
1633 		if (subpage == HID_UP_UNDEFINED)
1634 			subpage = HID_UP_DIGITIZER;
1635 
1636 		return subpage | subusage;
1637 	}
1638 
1639 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1640 		int subpage = (usage & 0xFF00) << 8;
1641 		int subusage = (usage & 0xFF);
1642 
1643 		if (subpage == HID_UP_UNDEFINED)
1644 			subpage = WACOM_HID_SP_DIGITIZER;
1645 
1646 		return subpage | subusage;
1647 	}
1648 
1649 	return usage;
1650 }
1651 
1652 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1653 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1654 {
1655 	struct wacom *wacom = input_get_drvdata(input);
1656 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1657 	struct wacom_features *features = &wacom_wac->features;
1658 	int fmin = field->logical_minimum;
1659 	int fmax = field->logical_maximum;
1660 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1661 	int resolution_code = code;
1662 
1663 	if (equivalent_usage == HID_DG_TWIST) {
1664 		resolution_code = ABS_RZ;
1665 	}
1666 
1667 	if (equivalent_usage == HID_GD_X) {
1668 		fmin += features->offset_left;
1669 		fmax -= features->offset_right;
1670 	}
1671 	if (equivalent_usage == HID_GD_Y) {
1672 		fmin += features->offset_top;
1673 		fmax -= features->offset_bottom;
1674 	}
1675 
1676 	usage->type = type;
1677 	usage->code = code;
1678 
1679 	set_bit(type, input->evbit);
1680 
1681 	switch (type) {
1682 	case EV_ABS:
1683 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1684 		input_abs_set_res(input, code,
1685 				  hidinput_calc_abs_res(field, resolution_code));
1686 		break;
1687 	case EV_KEY:
1688 		input_set_capability(input, EV_KEY, code);
1689 		break;
1690 	case EV_MSC:
1691 		input_set_capability(input, EV_MSC, code);
1692 		break;
1693 	case EV_SW:
1694 		input_set_capability(input, EV_SW, code);
1695 		break;
1696 	}
1697 }
1698 
1699 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
1700 		struct hid_field *field, struct hid_usage *usage)
1701 {
1702 	struct wacom *wacom = hid_get_drvdata(hdev);
1703 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1704 	struct wacom_features *features = &wacom_wac->features;
1705 	struct input_dev *input = wacom_wac->pad_input;
1706 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1707 
1708 	switch (equivalent_usage) {
1709 	case WACOM_HID_WD_BATTERY_LEVEL:
1710 	case WACOM_HID_WD_BATTERY_CHARGING:
1711 		features->quirks |= WACOM_QUIRK_BATTERY;
1712 		break;
1713 	case WACOM_HID_WD_ACCELEROMETER_X:
1714 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1715 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
1716 		features->device_type |= WACOM_DEVICETYPE_PAD;
1717 		break;
1718 	case WACOM_HID_WD_ACCELEROMETER_Y:
1719 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1720 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
1721 		features->device_type |= WACOM_DEVICETYPE_PAD;
1722 		break;
1723 	case WACOM_HID_WD_ACCELEROMETER_Z:
1724 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1725 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
1726 		features->device_type |= WACOM_DEVICETYPE_PAD;
1727 		break;
1728 	case WACOM_HID_WD_BUTTONCENTER:
1729 		wacom->generic_has_leds = true;
1730 		/* fall through */
1731 	case WACOM_HID_WD_BUTTONHOME:
1732 	case WACOM_HID_WD_BUTTONUP:
1733 	case WACOM_HID_WD_BUTTONDOWN:
1734 	case WACOM_HID_WD_BUTTONLEFT:
1735 	case WACOM_HID_WD_BUTTONRIGHT:
1736 		wacom_map_usage(input, usage, field, EV_KEY,
1737 				wacom_numbered_button_to_key(features->numbered_buttons),
1738 				0);
1739 		features->numbered_buttons++;
1740 		features->device_type |= WACOM_DEVICETYPE_PAD;
1741 		break;
1742 	case WACOM_HID_WD_TOUCHONOFF:
1743 	case WACOM_HID_WD_MUTE_DEVICE:
1744 		/*
1745 		 * This usage, which is used to mute touch events, comes
1746 		 * from the pad packet, but is reported on the touch
1747 		 * interface. Because the touch interface may not have
1748 		 * been created yet, we cannot call wacom_map_usage(). In
1749 		 * order to process this usage when we receive it, we set
1750 		 * the usage type and code directly.
1751 		 */
1752 		wacom_wac->has_mute_touch_switch = true;
1753 		usage->type = EV_SW;
1754 		usage->code = SW_MUTE_DEVICE;
1755 		features->device_type |= WACOM_DEVICETYPE_PAD;
1756 		break;
1757 	case WACOM_HID_WD_TOUCHSTRIP:
1758 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
1759 		features->device_type |= WACOM_DEVICETYPE_PAD;
1760 		break;
1761 	case WACOM_HID_WD_TOUCHSTRIP2:
1762 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
1763 		features->device_type |= WACOM_DEVICETYPE_PAD;
1764 		break;
1765 	case WACOM_HID_WD_TOUCHRING:
1766 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1767 		features->device_type |= WACOM_DEVICETYPE_PAD;
1768 		break;
1769 	case WACOM_HID_WD_TOUCHRINGSTATUS:
1770 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1771 		features->device_type |= WACOM_DEVICETYPE_PAD;
1772 		break;
1773 	case WACOM_HID_WD_BUTTONCONFIG:
1774 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
1775 		features->device_type |= WACOM_DEVICETYPE_PAD;
1776 		break;
1777 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
1778 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
1779 		features->device_type |= WACOM_DEVICETYPE_PAD;
1780 		break;
1781 	case WACOM_HID_WD_CONTROLPANEL:
1782 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
1783 		features->device_type |= WACOM_DEVICETYPE_PAD;
1784 		break;
1785 	case WACOM_HID_WD_MODE_CHANGE:
1786 		/* do not overwrite previous data */
1787 		if (!wacom_wac->has_mode_change) {
1788 			wacom_wac->has_mode_change = true;
1789 			wacom_wac->is_direct_mode = true;
1790 		}
1791 		features->device_type |= WACOM_DEVICETYPE_PAD;
1792 		break;
1793 	}
1794 
1795 	switch (equivalent_usage & 0xfffffff0) {
1796 	case WACOM_HID_WD_EXPRESSKEY00:
1797 		wacom_map_usage(input, usage, field, EV_KEY,
1798 				wacom_numbered_button_to_key(features->numbered_buttons),
1799 				0);
1800 		features->numbered_buttons++;
1801 		features->device_type |= WACOM_DEVICETYPE_PAD;
1802 		break;
1803 	}
1804 }
1805 
1806 static void wacom_wac_pad_battery_event(struct hid_device *hdev, struct hid_field *field,
1807 		struct hid_usage *usage, __s32 value)
1808 {
1809 	struct wacom *wacom = hid_get_drvdata(hdev);
1810 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1811 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1812 
1813 	switch (equivalent_usage) {
1814 	case WACOM_HID_WD_BATTERY_LEVEL:
1815 		wacom_wac->hid_data.battery_capacity = value;
1816 		wacom_wac->hid_data.bat_connected = 1;
1817 		break;
1818 
1819 	case WACOM_HID_WD_BATTERY_CHARGING:
1820 		wacom_wac->hid_data.bat_charging = value;
1821 		wacom_wac->hid_data.ps_connected = value;
1822 		wacom_wac->hid_data.bat_connected = 1;
1823 		break;
1824 	}
1825 }
1826 
1827 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
1828 		struct hid_usage *usage, __s32 value)
1829 {
1830 	struct wacom *wacom = hid_get_drvdata(hdev);
1831 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1832 	struct input_dev *input = wacom_wac->pad_input;
1833 	struct wacom_features *features = &wacom_wac->features;
1834 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1835 	int i;
1836 	bool is_touch_on = value;
1837 
1838 	/*
1839 	 * Avoid reporting this event and setting inrange_state if this usage
1840 	 * hasn't been mapped.
1841 	 */
1842 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
1843 		return;
1844 
1845 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
1846 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
1847 			wacom_wac->hid_data.inrange_state |= value;
1848 	}
1849 
1850 	switch (equivalent_usage) {
1851 	case WACOM_HID_WD_TOUCHRINGSTATUS:
1852 		if (!value)
1853 			input_event(input, usage->type, usage->code, 0);
1854 		break;
1855 
1856 	case WACOM_HID_WD_MUTE_DEVICE:
1857 		if (wacom_wac->shared->touch_input && value) {
1858 			wacom_wac->shared->is_touch_on = !wacom_wac->shared->is_touch_on;
1859 			is_touch_on = wacom_wac->shared->is_touch_on;
1860 		}
1861 
1862 		/* fall through*/
1863 	case WACOM_HID_WD_TOUCHONOFF:
1864 		if (wacom_wac->shared->touch_input) {
1865 			input_report_switch(wacom_wac->shared->touch_input,
1866 					    SW_MUTE_DEVICE, !is_touch_on);
1867 			input_sync(wacom_wac->shared->touch_input);
1868 		}
1869 		break;
1870 
1871 	case WACOM_HID_WD_MODE_CHANGE:
1872 		if (wacom_wac->is_direct_mode != value) {
1873 			wacom_wac->is_direct_mode = value;
1874 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
1875 		}
1876 		break;
1877 
1878 	case WACOM_HID_WD_BUTTONCENTER:
1879 		for (i = 0; i < wacom->led.count; i++)
1880 			wacom_update_led(wacom, features->numbered_buttons,
1881 					 value, i);
1882 		 /* fall through*/
1883 	default:
1884 		input_event(input, usage->type, usage->code, value);
1885 		if (value)
1886 			wacom_wac->hid_data.pad_input_event_flag = true;
1887 		break;
1888 	}
1889 }
1890 
1891 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
1892 		struct hid_report *report)
1893 {
1894 	struct wacom *wacom = hid_get_drvdata(hdev);
1895 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1896 
1897 	wacom_wac->hid_data.inrange_state = 0;
1898 }
1899 
1900 static void wacom_wac_pad_battery_report(struct hid_device *hdev,
1901 		struct hid_report *report)
1902 {
1903 	struct wacom *wacom = hid_get_drvdata(hdev);
1904 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1905 	struct wacom_features *features = &wacom_wac->features;
1906 
1907 	if (features->quirks & WACOM_QUIRK_BATTERY) {
1908 		int capacity = wacom_wac->hid_data.battery_capacity;
1909 		bool charging = wacom_wac->hid_data.bat_charging;
1910 		bool connected = wacom_wac->hid_data.bat_connected;
1911 		bool powered = wacom_wac->hid_data.ps_connected;
1912 
1913 		wacom_notify_battery(wacom_wac, capacity, charging,
1914 				     connected, powered);
1915 	}
1916 }
1917 
1918 static void wacom_wac_pad_report(struct hid_device *hdev,
1919 		struct hid_report *report)
1920 {
1921 	struct wacom *wacom = hid_get_drvdata(hdev);
1922 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1923 	struct input_dev *input = wacom_wac->pad_input;
1924 	bool active = wacom_wac->hid_data.inrange_state != 0;
1925 
1926 	/* report prox for expresskey events */
1927 	if ((wacom_equivalent_usage(report->field[0]->physical) == HID_DG_TABLETFUNCTIONKEY) &&
1928 	    wacom_wac->hid_data.pad_input_event_flag) {
1929 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
1930 		input_sync(input);
1931 		if (!active)
1932 			wacom_wac->hid_data.pad_input_event_flag = false;
1933 	}
1934 
1935 }
1936 
1937 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
1938 		struct hid_field *field, struct hid_usage *usage)
1939 {
1940 	struct wacom *wacom = hid_get_drvdata(hdev);
1941 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1942 	struct wacom_features *features = &wacom_wac->features;
1943 	struct input_dev *input = wacom_wac->pen_input;
1944 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1945 
1946 	switch (equivalent_usage) {
1947 	case HID_GD_X:
1948 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
1949 		break;
1950 	case HID_GD_Y:
1951 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
1952 		break;
1953 	case WACOM_HID_WD_DISTANCE:
1954 	case HID_GD_Z:
1955 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
1956 		break;
1957 	case HID_DG_TIPPRESSURE:
1958 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
1959 		break;
1960 	case HID_DG_INRANGE:
1961 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
1962 		break;
1963 	case HID_DG_BATTERYSTRENGTH:
1964 		features->quirks |= WACOM_QUIRK_BATTERY;
1965 		break;
1966 	case HID_DG_INVERT:
1967 		wacom_map_usage(input, usage, field, EV_KEY,
1968 				BTN_TOOL_RUBBER, 0);
1969 		break;
1970 	case HID_DG_TILT_X:
1971 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
1972 		break;
1973 	case HID_DG_TILT_Y:
1974 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
1975 		break;
1976 	case HID_DG_TWIST:
1977 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
1978 		break;
1979 	case HID_DG_ERASER:
1980 	case HID_DG_TIPSWITCH:
1981 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
1982 		break;
1983 	case HID_DG_BARRELSWITCH:
1984 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
1985 		break;
1986 	case HID_DG_BARRELSWITCH2:
1987 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
1988 		break;
1989 	case HID_DG_TOOLSERIALNUMBER:
1990 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
1991 		break;
1992 	case WACOM_HID_WD_SENSE:
1993 		features->quirks |= WACOM_QUIRK_SENSE;
1994 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
1995 		break;
1996 	case WACOM_HID_WD_SERIALHI:
1997 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
1998 		set_bit(EV_KEY, input->evbit);
1999 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2000 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2001 		input_set_capability(input, EV_KEY, BTN_TOOL_BRUSH);
2002 		input_set_capability(input, EV_KEY, BTN_TOOL_PENCIL);
2003 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2004 		if (!(features->device_type & WACOM_DEVICETYPE_DIRECT)) {
2005 			input_set_capability(input, EV_KEY, BTN_TOOL_MOUSE);
2006 			input_set_capability(input, EV_KEY, BTN_TOOL_LENS);
2007 		}
2008 		break;
2009 	case WACOM_HID_WD_FINGERWHEEL:
2010 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2011 		break;
2012 	}
2013 }
2014 
2015 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2016 		struct hid_usage *usage, __s32 value)
2017 {
2018 	struct wacom *wacom = hid_get_drvdata(hdev);
2019 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2020 	struct wacom_features *features = &wacom_wac->features;
2021 	struct input_dev *input = wacom_wac->pen_input;
2022 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2023 
2024 	switch (equivalent_usage) {
2025 	case HID_GD_Z:
2026 		/*
2027 		 * HID_GD_Z "should increase as the control's position is
2028 		 * moved from high to low", while ABS_DISTANCE instead
2029 		 * increases in value as the tool moves from low to high.
2030 		 */
2031 		value = field->logical_maximum - value;
2032 		break;
2033 	case HID_DG_INRANGE:
2034 		wacom_wac->hid_data.inrange_state = value;
2035 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2036 			wacom_wac->hid_data.sense_state = value;
2037 		return;
2038 	case HID_DG_BATTERYSTRENGTH:
2039 		wacom_wac->hid_data.battery_capacity = value;
2040 		wacom_wac->hid_data.bat_connected = 1;
2041 		break;
2042 	case HID_DG_INVERT:
2043 		wacom_wac->hid_data.invert_state = value;
2044 		return;
2045 	case HID_DG_ERASER:
2046 	case HID_DG_TIPSWITCH:
2047 		wacom_wac->hid_data.tipswitch |= value;
2048 		return;
2049 	case HID_DG_TOOLSERIALNUMBER:
2050 		wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2051 		wacom_wac->serial[0] |= (__u32)value;
2052 		return;
2053 	case WACOM_HID_WD_SENSE:
2054 		wacom_wac->hid_data.sense_state = value;
2055 		return;
2056 	case WACOM_HID_WD_SERIALHI:
2057 		wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2058 		wacom_wac->serial[0] |= ((__u64)value) << 32;
2059 		/*
2060 		 * Non-USI EMR devices may contain additional tool type
2061 		 * information here. See WACOM_HID_WD_TOOLTYPE case for
2062 		 * more details.
2063 		 */
2064 		if (value >> 20 == 1) {
2065 			wacom_wac->id[0] |= value & 0xFFFFF;
2066 		}
2067 		return;
2068 	case WACOM_HID_WD_TOOLTYPE:
2069 		/*
2070 		 * Some devices (MobileStudio Pro, and possibly later
2071 		 * devices as well) do not return the complete tool
2072 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2073 		 * bitwise OR so the complete value can be built
2074 		 * up over time :(
2075 		 */
2076 		wacom_wac->id[0] |= value;
2077 		return;
2078 	case WACOM_HID_WD_OFFSETLEFT:
2079 		if (features->offset_left && value != features->offset_left)
2080 			hid_warn(hdev, "%s: overriding exising left offset "
2081 				 "%d -> %d\n", __func__, value,
2082 				 features->offset_left);
2083 		features->offset_left = value;
2084 		return;
2085 	case WACOM_HID_WD_OFFSETRIGHT:
2086 		if (features->offset_right && value != features->offset_right)
2087 			hid_warn(hdev, "%s: overriding exising right offset "
2088 				 "%d -> %d\n", __func__, value,
2089 				 features->offset_right);
2090 		features->offset_right = value;
2091 		return;
2092 	case WACOM_HID_WD_OFFSETTOP:
2093 		if (features->offset_top && value != features->offset_top)
2094 			hid_warn(hdev, "%s: overriding exising top offset "
2095 				 "%d -> %d\n", __func__, value,
2096 				 features->offset_top);
2097 		features->offset_top = value;
2098 		return;
2099 	case WACOM_HID_WD_OFFSETBOTTOM:
2100 		if (features->offset_bottom && value != features->offset_bottom)
2101 			hid_warn(hdev, "%s: overriding exising bottom offset "
2102 				 "%d -> %d\n", __func__, value,
2103 				 features->offset_bottom);
2104 		features->offset_bottom = value;
2105 		return;
2106 	}
2107 
2108 	/* send pen events only when touch is up or forced out
2109 	 * or touch arbitration is off
2110 	 */
2111 	if (!usage->type || delay_pen_events(wacom_wac))
2112 		return;
2113 
2114 	/* send pen events only when the pen is in/entering/leaving proximity */
2115 	if (!wacom_wac->hid_data.inrange_state && !wacom_wac->tool[0])
2116 		return;
2117 
2118 	input_event(input, usage->type, usage->code, value);
2119 }
2120 
2121 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2122 		struct hid_report *report)
2123 {
2124 	return;
2125 }
2126 
2127 static void wacom_wac_pen_report(struct hid_device *hdev,
2128 		struct hid_report *report)
2129 {
2130 	struct wacom *wacom = hid_get_drvdata(hdev);
2131 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2132 	struct input_dev *input = wacom_wac->pen_input;
2133 	bool prox = wacom_wac->hid_data.inrange_state;
2134 	bool range = wacom_wac->hid_data.sense_state;
2135 
2136 	if (!wacom_wac->tool[0] && prox) { /* first in prox */
2137 		/* Going into proximity select tool */
2138 		if (wacom_wac->hid_data.invert_state)
2139 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2140 		else if (wacom_wac->id[0])
2141 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2142 		else
2143 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2144 	}
2145 
2146 	/* keep pen state for touch events */
2147 	wacom_wac->shared->stylus_in_proximity = range;
2148 
2149 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2150 		int id = wacom_wac->id[0];
2151 
2152 		/*
2153 		 * Non-USI EMR tools should have their IDs mangled to
2154 		 * match the legacy behavior of wacom_intuos_general
2155 		 */
2156 		if (wacom_wac->serial[0] >> 52 == 1)
2157 			id = wacom_intuos_id_mangle(id);
2158 
2159 		/*
2160 		 * To ensure compatibility with xf86-input-wacom, we should
2161 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2162 		 * MSC_SERIAL events.
2163 		 */
2164 		input_report_key(input, BTN_TOUCH,
2165 				wacom_wac->hid_data.tipswitch);
2166 		input_report_key(input, wacom_wac->tool[0], prox);
2167 		if (wacom_wac->serial[0]) {
2168 			input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2169 			input_report_abs(input, ABS_MISC, id);
2170 		}
2171 
2172 		wacom_wac->hid_data.tipswitch = false;
2173 
2174 		input_sync(input);
2175 	}
2176 
2177 	if (!prox) {
2178 		wacom_wac->tool[0] = 0;
2179 		wacom_wac->id[0] = 0;
2180 	}
2181 }
2182 
2183 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2184 		struct hid_field *field, struct hid_usage *usage)
2185 {
2186 	struct wacom *wacom = hid_get_drvdata(hdev);
2187 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2188 	struct input_dev *input = wacom_wac->touch_input;
2189 	unsigned touch_max = wacom_wac->features.touch_max;
2190 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2191 
2192 	switch (equivalent_usage) {
2193 	case HID_GD_X:
2194 		if (touch_max == 1)
2195 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2196 		else
2197 			wacom_map_usage(input, usage, field, EV_ABS,
2198 					ABS_MT_POSITION_X, 4);
2199 		break;
2200 	case HID_GD_Y:
2201 		if (touch_max == 1)
2202 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2203 		else
2204 			wacom_map_usage(input, usage, field, EV_ABS,
2205 					ABS_MT_POSITION_Y, 4);
2206 		break;
2207 	case HID_DG_WIDTH:
2208 	case HID_DG_HEIGHT:
2209 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2210 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2211 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2212 		break;
2213 	case HID_DG_TIPSWITCH:
2214 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2215 		break;
2216 	case HID_DG_CONTACTCOUNT:
2217 		wacom_wac->hid_data.cc_report = field->report->id;
2218 		wacom_wac->hid_data.cc_index = field->index;
2219 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2220 		break;
2221 	case HID_DG_CONTACTID:
2222 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2223 			/*
2224 			 * The HID descriptor for G11 sensors leaves logical
2225 			 * maximum set to '1' despite it being a multitouch
2226 			 * device. Override to a sensible number.
2227 			 */
2228 			field->logical_maximum = 255;
2229 		}
2230 		break;
2231 	}
2232 }
2233 
2234 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2235 		struct input_dev *input)
2236 {
2237 	struct hid_data *hid_data = &wacom_wac->hid_data;
2238 	bool mt = wacom_wac->features.touch_max > 1;
2239 	bool prox = hid_data->tipswitch &&
2240 		    report_touch_events(wacom_wac);
2241 
2242 	if (wacom_wac->shared->has_mute_touch_switch &&
2243 	    !wacom_wac->shared->is_touch_on) {
2244 		if (!wacom_wac->shared->touch_down)
2245 			return;
2246 		prox = 0;
2247 	}
2248 
2249 	wacom_wac->hid_data.num_received++;
2250 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2251 		return;
2252 
2253 	if (mt) {
2254 		int slot;
2255 
2256 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2257 		input_mt_slot(input, slot);
2258 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2259 	}
2260 	else {
2261 		input_report_key(input, BTN_TOUCH, prox);
2262 	}
2263 
2264 	if (prox) {
2265 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2266 				 hid_data->x);
2267 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2268 				 hid_data->y);
2269 
2270 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2271 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2272 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2273 			if (hid_data->width != hid_data->height)
2274 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2275 		}
2276 	}
2277 }
2278 
2279 static void wacom_wac_finger_event(struct hid_device *hdev,
2280 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2281 {
2282 	struct wacom *wacom = hid_get_drvdata(hdev);
2283 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2284 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2285 
2286 	switch (equivalent_usage) {
2287 	case HID_GD_X:
2288 		wacom_wac->hid_data.x = value;
2289 		break;
2290 	case HID_GD_Y:
2291 		wacom_wac->hid_data.y = value;
2292 		break;
2293 	case HID_DG_WIDTH:
2294 		wacom_wac->hid_data.width = value;
2295 		break;
2296 	case HID_DG_HEIGHT:
2297 		wacom_wac->hid_data.height = value;
2298 		break;
2299 	case HID_DG_CONTACTID:
2300 		wacom_wac->hid_data.id = value;
2301 		break;
2302 	case HID_DG_TIPSWITCH:
2303 		wacom_wac->hid_data.tipswitch = value;
2304 		break;
2305 	}
2306 
2307 
2308 	if (usage->usage_index + 1 == field->report_count) {
2309 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2310 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2311 	}
2312 }
2313 
2314 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2315 		struct hid_report *report)
2316 {
2317 	struct wacom *wacom = hid_get_drvdata(hdev);
2318 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2319 	struct hid_data* hid_data = &wacom_wac->hid_data;
2320 	int i;
2321 
2322 	for (i = 0; i < report->maxfield; i++) {
2323 		struct hid_field *field = report->field[i];
2324 		int j;
2325 
2326 		for (j = 0; j < field->maxusage; j++) {
2327 			struct hid_usage *usage = &field->usage[j];
2328 			unsigned int equivalent_usage =
2329 				wacom_equivalent_usage(usage->hid);
2330 
2331 			switch (equivalent_usage) {
2332 			case HID_GD_X:
2333 			case HID_GD_Y:
2334 			case HID_DG_WIDTH:
2335 			case HID_DG_HEIGHT:
2336 			case HID_DG_CONTACTID:
2337 			case HID_DG_INRANGE:
2338 			case HID_DG_INVERT:
2339 			case HID_DG_TIPSWITCH:
2340 				hid_data->last_slot_field = equivalent_usage;
2341 				break;
2342 			case HID_DG_CONTACTCOUNT:
2343 				hid_data->cc_report = report->id;
2344 				hid_data->cc_index = i;
2345 				hid_data->cc_value_index = j;
2346 				break;
2347 			}
2348 		}
2349 	}
2350 
2351 	if (hid_data->cc_report != 0 &&
2352 	    hid_data->cc_index >= 0) {
2353 		struct hid_field *field = report->field[hid_data->cc_index];
2354 		int value = field->value[hid_data->cc_value_index];
2355 		if (value)
2356 			hid_data->num_expected = value;
2357 	}
2358 	else {
2359 		hid_data->num_expected = wacom_wac->features.touch_max;
2360 	}
2361 }
2362 
2363 static void wacom_wac_finger_report(struct hid_device *hdev,
2364 		struct hid_report *report)
2365 {
2366 	struct wacom *wacom = hid_get_drvdata(hdev);
2367 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2368 	struct input_dev *input = wacom_wac->touch_input;
2369 	unsigned touch_max = wacom_wac->features.touch_max;
2370 
2371 	/* If more packets of data are expected, give us a chance to
2372 	 * process them rather than immediately syncing a partial
2373 	 * update.
2374 	 */
2375 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2376 		return;
2377 
2378 	if (touch_max > 1)
2379 		input_mt_sync_frame(input);
2380 
2381 	input_sync(input);
2382 	wacom_wac->hid_data.num_received = 0;
2383 
2384 	/* keep touch state for pen event */
2385 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2386 }
2387 
2388 void wacom_wac_usage_mapping(struct hid_device *hdev,
2389 		struct hid_field *field, struct hid_usage *usage)
2390 {
2391 	struct wacom *wacom = hid_get_drvdata(hdev);
2392 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2393 	struct wacom_features *features = &wacom_wac->features;
2394 
2395 	if (WACOM_DIRECT_DEVICE(field))
2396 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2397 
2398 	if (WACOM_PAD_FIELD(field))
2399 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2400 	else if (WACOM_PEN_FIELD(field))
2401 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2402 	else if (WACOM_FINGER_FIELD(field))
2403 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2404 }
2405 
2406 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2407 		struct hid_usage *usage, __s32 value)
2408 {
2409 	struct wacom *wacom = hid_get_drvdata(hdev);
2410 
2411 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2412 		return;
2413 
2414 	if (value > field->logical_maximum || value < field->logical_minimum)
2415 		return;
2416 
2417 	if (WACOM_PAD_FIELD(field)) {
2418 		wacom_wac_pad_battery_event(hdev, field, usage, value);
2419 		if (wacom->wacom_wac.pad_input)
2420 			wacom_wac_pad_event(hdev, field, usage, value);
2421 	} else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2422 		wacom_wac_pen_event(hdev, field, usage, value);
2423 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2424 		wacom_wac_finger_event(hdev, field, usage, value);
2425 }
2426 
2427 static void wacom_report_events(struct hid_device *hdev, struct hid_report *report)
2428 {
2429 	int r;
2430 
2431 	for (r = 0; r < report->maxfield; r++) {
2432 		struct hid_field *field;
2433 		unsigned count, n;
2434 
2435 		field = report->field[r];
2436 		count = field->report_count;
2437 
2438 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2439 			continue;
2440 
2441 		for (n = 0; n < count; n++)
2442 			wacom_wac_event(hdev, field, &field->usage[n], field->value[n]);
2443 	}
2444 }
2445 
2446 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2447 {
2448 	struct wacom *wacom = hid_get_drvdata(hdev);
2449 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2450 	struct hid_field *field = report->field[0];
2451 
2452 	if (wacom_wac->features.type != HID_GENERIC)
2453 		return;
2454 
2455 	if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2456 		wacom_wac_pad_pre_report(hdev, report);
2457 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2458 		wacom_wac_pen_pre_report(hdev, report);
2459 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2460 		wacom_wac_finger_pre_report(hdev, report);
2461 
2462 	wacom_report_events(hdev, report);
2463 
2464 	/*
2465 	 * Non-input reports may be sent prior to the device being
2466 	 * completely initialized. Since only their events need
2467 	 * to be processed, exit after 'wacom_report_events' has
2468 	 * been called to prevent potential crashes in the report-
2469 	 * processing functions.
2470 	 */
2471 	if (report->type != HID_INPUT_REPORT)
2472 		return;
2473 
2474 	if (WACOM_PAD_FIELD(field)) {
2475 		wacom_wac_pad_battery_report(hdev, report);
2476 		if (wacom->wacom_wac.pad_input)
2477 			wacom_wac_pad_report(hdev, report);
2478 	} else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2479 		wacom_wac_pen_report(hdev, report);
2480 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2481 		wacom_wac_finger_report(hdev, report);
2482 }
2483 
2484 static int wacom_bpt_touch(struct wacom_wac *wacom)
2485 {
2486 	struct wacom_features *features = &wacom->features;
2487 	struct input_dev *input = wacom->touch_input;
2488 	struct input_dev *pad_input = wacom->pad_input;
2489 	unsigned char *data = wacom->data;
2490 	int i;
2491 
2492 	if (data[0] != 0x02)
2493 	    return 0;
2494 
2495 	for (i = 0; i < 2; i++) {
2496 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
2497 		bool touch = report_touch_events(wacom)
2498 			   && (data[offset + 3] & 0x80);
2499 
2500 		input_mt_slot(input, i);
2501 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2502 		if (touch) {
2503 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
2504 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
2505 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
2506 				x <<= 5;
2507 				y <<= 5;
2508 			}
2509 			input_report_abs(input, ABS_MT_POSITION_X, x);
2510 			input_report_abs(input, ABS_MT_POSITION_Y, y);
2511 		}
2512 	}
2513 
2514 	input_mt_sync_frame(input);
2515 
2516 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
2517 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
2518 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
2519 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
2520 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2521 
2522 	return 1;
2523 }
2524 
2525 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
2526 {
2527 	struct wacom_features *features = &wacom->features;
2528 	struct input_dev *input = wacom->touch_input;
2529 	bool touch = data[1] & 0x80;
2530 	int slot = input_mt_get_slot_by_key(input, data[0]);
2531 
2532 	if (slot < 0)
2533 		return;
2534 
2535 	touch = touch && report_touch_events(wacom);
2536 
2537 	input_mt_slot(input, slot);
2538 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2539 
2540 	if (touch) {
2541 		int x = (data[2] << 4) | (data[4] >> 4);
2542 		int y = (data[3] << 4) | (data[4] & 0x0f);
2543 		int width, height;
2544 
2545 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
2546 			width  = data[5] * 100;
2547 			height = data[6] * 100;
2548 		} else {
2549 			/*
2550 			 * "a" is a scaled-down area which we assume is
2551 			 * roughly circular and which can be described as:
2552 			 * a=(pi*r^2)/C.
2553 			 */
2554 			int a = data[5];
2555 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
2556 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
2557 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
2558 			height = width * y_res / x_res;
2559 		}
2560 
2561 		input_report_abs(input, ABS_MT_POSITION_X, x);
2562 		input_report_abs(input, ABS_MT_POSITION_Y, y);
2563 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
2564 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
2565 	}
2566 }
2567 
2568 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
2569 {
2570 	struct input_dev *input = wacom->pad_input;
2571 	struct wacom_features *features = &wacom->features;
2572 
2573 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
2574 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
2575 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
2576 	} else {
2577 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
2578 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
2579 	}
2580 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
2581 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
2582 }
2583 
2584 static int wacom_bpt3_touch(struct wacom_wac *wacom)
2585 {
2586 	unsigned char *data = wacom->data;
2587 	int count = data[1] & 0x07;
2588 	int  touch_changed = 0, i;
2589 
2590 	if (data[0] != 0x02)
2591 	    return 0;
2592 
2593 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
2594 	for (i = 0; i < count; i++) {
2595 		int offset = (8 * i) + 2;
2596 		int msg_id = data[offset];
2597 
2598 		if (msg_id >= 2 && msg_id <= 17) {
2599 			wacom_bpt3_touch_msg(wacom, data + offset);
2600 			touch_changed++;
2601 		} else if (msg_id == 128)
2602 			wacom_bpt3_button_msg(wacom, data + offset);
2603 
2604 	}
2605 
2606 	/* only update touch if we actually have a touchpad and touch data changed */
2607 	if (wacom->touch_input && touch_changed) {
2608 		input_mt_sync_frame(wacom->touch_input);
2609 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2610 	}
2611 
2612 	return 1;
2613 }
2614 
2615 static int wacom_bpt_pen(struct wacom_wac *wacom)
2616 {
2617 	struct wacom_features *features = &wacom->features;
2618 	struct input_dev *input = wacom->pen_input;
2619 	unsigned char *data = wacom->data;
2620 	int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
2621 
2622 	if (data[0] != WACOM_REPORT_PENABLED)
2623 	    return 0;
2624 
2625 	prox = (data[1] & 0x20) == 0x20;
2626 
2627 	/*
2628 	 * All reports shared between PEN and RUBBER tool must be
2629 	 * forced to a known starting value (zero) when transitioning to
2630 	 * out-of-prox.
2631 	 *
2632 	 * If not reset then, to userspace, it will look like lost events
2633 	 * if new tool comes in-prox with same values as previous tool sent.
2634 	 *
2635 	 * Hardware does report zero in most out-of-prox cases but not all.
2636 	 */
2637 	if (!wacom->shared->stylus_in_proximity) {
2638 		if (data[1] & 0x08) {
2639 			wacom->tool[0] = BTN_TOOL_RUBBER;
2640 			wacom->id[0] = ERASER_DEVICE_ID;
2641 		} else {
2642 			wacom->tool[0] = BTN_TOOL_PEN;
2643 			wacom->id[0] = STYLUS_DEVICE_ID;
2644 		}
2645 	}
2646 
2647 	wacom->shared->stylus_in_proximity = prox;
2648 	if (delay_pen_events(wacom))
2649 		return 0;
2650 
2651 	if (prox) {
2652 		x = le16_to_cpup((__le16 *)&data[2]);
2653 		y = le16_to_cpup((__le16 *)&data[4]);
2654 		p = le16_to_cpup((__le16 *)&data[6]);
2655 		/*
2656 		 * Convert distance from out prox to distance from tablet.
2657 		 * distance will be greater than distance_max once
2658 		 * touching and applying pressure; do not report negative
2659 		 * distance.
2660 		 */
2661 		if (data[8] <= features->distance_max)
2662 			d = features->distance_max - data[8];
2663 
2664 		pen = data[1] & 0x01;
2665 		btn1 = data[1] & 0x02;
2666 		btn2 = data[1] & 0x04;
2667 	} else {
2668 		wacom->id[0] = 0;
2669 	}
2670 
2671 	input_report_key(input, BTN_TOUCH, pen);
2672 	input_report_key(input, BTN_STYLUS, btn1);
2673 	input_report_key(input, BTN_STYLUS2, btn2);
2674 
2675 	input_report_abs(input, ABS_X, x);
2676 	input_report_abs(input, ABS_Y, y);
2677 	input_report_abs(input, ABS_PRESSURE, p);
2678 	input_report_abs(input, ABS_DISTANCE, d);
2679 
2680 	input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
2681 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
2682 
2683 	return 1;
2684 }
2685 
2686 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
2687 {
2688 	struct wacom_features *features = &wacom->features;
2689 
2690 	if ((features->type == INTUOSHT2) &&
2691 	    (features->device_type & WACOM_DEVICETYPE_PEN))
2692 		return wacom_intuos_irq(wacom);
2693 	else if (len == WACOM_PKGLEN_BBTOUCH)
2694 		return wacom_bpt_touch(wacom);
2695 	else if (len == WACOM_PKGLEN_BBTOUCH3)
2696 		return wacom_bpt3_touch(wacom);
2697 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
2698 		return wacom_bpt_pen(wacom);
2699 
2700 	return 0;
2701 }
2702 
2703 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
2704 		unsigned char *data)
2705 {
2706 	unsigned char prefix;
2707 
2708 	/*
2709 	 * We need to reroute the event from the debug interface to the
2710 	 * pen interface.
2711 	 * We need to add the report ID to the actual pen report, so we
2712 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
2713 	 * and memcpy the report.
2714 	 */
2715 	prefix = data[0];
2716 	data[0] = WACOM_REPORT_BPAD_PEN;
2717 
2718 	/*
2719 	 * actually reroute the event.
2720 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
2721 	 * will check for us.
2722 	 */
2723 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
2724 			 WACOM_PKGLEN_PENABLED, 1);
2725 
2726 	data[0] = prefix;
2727 }
2728 
2729 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
2730 		unsigned char *data)
2731 {
2732 	struct input_dev *input = wacom->touch_input;
2733 	unsigned char *finger_data, prefix;
2734 	unsigned id;
2735 	int x, y;
2736 	bool valid;
2737 
2738 	prefix = data[0];
2739 
2740 	for (id = 0; id < wacom->features.touch_max; id++) {
2741 		valid = !!(prefix & BIT(id)) &&
2742 			report_touch_events(wacom);
2743 
2744 		input_mt_slot(input, id);
2745 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
2746 
2747 		if (!valid)
2748 			continue;
2749 
2750 		finger_data = data + 1 + id * 3;
2751 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
2752 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
2753 
2754 		input_report_abs(input, ABS_MT_POSITION_X, x);
2755 		input_report_abs(input, ABS_MT_POSITION_Y, y);
2756 	}
2757 
2758 	input_mt_sync_frame(input);
2759 
2760 	input_report_key(input, BTN_LEFT, prefix & 0x40);
2761 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
2762 
2763 	/* keep touch state for pen event */
2764 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
2765 
2766 	return 1;
2767 }
2768 
2769 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
2770 {
2771 	unsigned char *data = wacom->data;
2772 
2773 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
2774 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
2775 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
2776 		return 0;
2777 
2778 	if (data[1] & 0x01)
2779 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
2780 
2781 	if (data[1] & 0x02)
2782 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
2783 
2784 	return 0;
2785 }
2786 
2787 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
2788 {
2789 	unsigned char *data = wacom->data;
2790 	int connected;
2791 
2792 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
2793 		return 0;
2794 
2795 	connected = data[1] & 0x01;
2796 	if (connected) {
2797 		int pid, battery, charging;
2798 
2799 		if ((wacom->shared->type == INTUOSHT ||
2800 		    wacom->shared->type == INTUOSHT2) &&
2801 		    wacom->shared->touch_input &&
2802 		    wacom->shared->touch_max) {
2803 			input_report_switch(wacom->shared->touch_input,
2804 					SW_MUTE_DEVICE, data[5] & 0x40);
2805 			input_sync(wacom->shared->touch_input);
2806 		}
2807 
2808 		pid = get_unaligned_be16(&data[6]);
2809 		battery = (data[5] & 0x3f) * 100 / 31;
2810 		charging = !!(data[5] & 0x80);
2811 		if (wacom->pid != pid) {
2812 			wacom->pid = pid;
2813 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2814 		}
2815 
2816 		wacom_notify_battery(wacom, battery, charging, 1, 0);
2817 
2818 	} else if (wacom->pid != 0) {
2819 		/* disconnected while previously connected */
2820 		wacom->pid = 0;
2821 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2822 		wacom_notify_battery(wacom, 0, 0, 0, 0);
2823 	}
2824 
2825 	return 0;
2826 }
2827 
2828 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
2829 {
2830 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
2831 	struct wacom_features *features = &wacom_wac->features;
2832 	unsigned char *data = wacom_wac->data;
2833 
2834 	if (data[0] != WACOM_REPORT_USB)
2835 		return 0;
2836 
2837 	if ((features->type == INTUOSHT ||
2838 	    features->type == INTUOSHT2) &&
2839 	    wacom_wac->shared->touch_input &&
2840 	    features->touch_max) {
2841 		input_report_switch(wacom_wac->shared->touch_input,
2842 				    SW_MUTE_DEVICE, data[8] & 0x40);
2843 		input_sync(wacom_wac->shared->touch_input);
2844 	}
2845 
2846 	if (data[9] & 0x02) { /* wireless module is attached */
2847 		int battery = (data[8] & 0x3f) * 100 / 31;
2848 		bool charging = !!(data[8] & 0x80);
2849 
2850 		wacom_notify_battery(wacom_wac, battery, charging,
2851 				     battery || charging, 1);
2852 
2853 		if (!wacom->battery.battery &&
2854 		    !(features->quirks & WACOM_QUIRK_BATTERY)) {
2855 			features->quirks |= WACOM_QUIRK_BATTERY;
2856 			wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2857 		}
2858 	}
2859 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
2860 		 wacom->battery.battery) {
2861 		features->quirks &= ~WACOM_QUIRK_BATTERY;
2862 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2863 		wacom_notify_battery(wacom_wac, 0, 0, 0, 0);
2864 	}
2865 	return 0;
2866 }
2867 
2868 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
2869 {
2870 	bool sync;
2871 
2872 	switch (wacom_wac->features.type) {
2873 	case PENPARTNER:
2874 		sync = wacom_penpartner_irq(wacom_wac);
2875 		break;
2876 
2877 	case PL:
2878 		sync = wacom_pl_irq(wacom_wac);
2879 		break;
2880 
2881 	case WACOM_G4:
2882 	case GRAPHIRE:
2883 	case GRAPHIRE_BT:
2884 	case WACOM_MO:
2885 		sync = wacom_graphire_irq(wacom_wac);
2886 		break;
2887 
2888 	case PTU:
2889 		sync = wacom_ptu_irq(wacom_wac);
2890 		break;
2891 
2892 	case DTU:
2893 		sync = wacom_dtu_irq(wacom_wac);
2894 		break;
2895 
2896 	case DTUS:
2897 	case DTUSX:
2898 		sync = wacom_dtus_irq(wacom_wac);
2899 		break;
2900 
2901 	case INTUOS:
2902 	case INTUOS3S:
2903 	case INTUOS3:
2904 	case INTUOS3L:
2905 	case INTUOS4S:
2906 	case INTUOS4:
2907 	case INTUOS4L:
2908 	case CINTIQ:
2909 	case WACOM_BEE:
2910 	case WACOM_13HD:
2911 	case WACOM_21UX2:
2912 	case WACOM_22HD:
2913 	case WACOM_24HD:
2914 	case WACOM_27QHD:
2915 	case DTK:
2916 	case CINTIQ_HYBRID:
2917 	case CINTIQ_COMPANION_2:
2918 		sync = wacom_intuos_irq(wacom_wac);
2919 		break;
2920 
2921 	case INTUOS4WL:
2922 		sync = wacom_intuos_bt_irq(wacom_wac, len);
2923 		break;
2924 
2925 	case WACOM_24HDT:
2926 	case WACOM_27QHDT:
2927 		sync = wacom_24hdt_irq(wacom_wac);
2928 		break;
2929 
2930 	case INTUOS5S:
2931 	case INTUOS5:
2932 	case INTUOS5L:
2933 	case INTUOSPS:
2934 	case INTUOSPM:
2935 	case INTUOSPL:
2936 		if (len == WACOM_PKGLEN_BBTOUCH3)
2937 			sync = wacom_bpt3_touch(wacom_wac);
2938 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
2939 			sync = wacom_status_irq(wacom_wac, len);
2940 		else
2941 			sync = wacom_intuos_irq(wacom_wac);
2942 		break;
2943 
2944 	case INTUOSP2_BT:
2945 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
2946 		break;
2947 
2948 	case TABLETPC:
2949 	case TABLETPCE:
2950 	case TABLETPC2FG:
2951 	case MTSCREEN:
2952 	case MTTPC:
2953 	case MTTPC_B:
2954 		sync = wacom_tpc_irq(wacom_wac, len);
2955 		break;
2956 
2957 	case BAMBOO_PT:
2958 	case BAMBOO_PEN:
2959 	case BAMBOO_TOUCH:
2960 	case INTUOSHT:
2961 	case INTUOSHT2:
2962 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
2963 			sync = wacom_status_irq(wacom_wac, len);
2964 		else
2965 			sync = wacom_bpt_irq(wacom_wac, len);
2966 		break;
2967 
2968 	case BAMBOO_PAD:
2969 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
2970 		break;
2971 
2972 	case WIRELESS:
2973 		sync = wacom_wireless_irq(wacom_wac, len);
2974 		break;
2975 
2976 	case REMOTE:
2977 		sync = false;
2978 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
2979 			wacom_remote_status_irq(wacom_wac, len);
2980 		else
2981 			sync = wacom_remote_irq(wacom_wac, len);
2982 		break;
2983 
2984 	default:
2985 		sync = false;
2986 		break;
2987 	}
2988 
2989 	if (sync) {
2990 		if (wacom_wac->pen_input)
2991 			input_sync(wacom_wac->pen_input);
2992 		if (wacom_wac->touch_input)
2993 			input_sync(wacom_wac->touch_input);
2994 		if (wacom_wac->pad_input)
2995 			input_sync(wacom_wac->pad_input);
2996 	}
2997 }
2998 
2999 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3000 {
3001 	struct input_dev *input_dev = wacom_wac->pen_input;
3002 
3003 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3004 
3005 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3006 	__set_bit(BTN_STYLUS, input_dev->keybit);
3007 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3008 
3009 	input_set_abs_params(input_dev, ABS_DISTANCE,
3010 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3011 }
3012 
3013 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3014 {
3015 	struct input_dev *input_dev = wacom_wac->pen_input;
3016 	struct wacom_features *features = &wacom_wac->features;
3017 
3018 	wacom_setup_basic_pro_pen(wacom_wac);
3019 
3020 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3021 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3022 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3023 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3024 
3025 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3026 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3027 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3028 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3029 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3030 }
3031 
3032 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3033 {
3034 	struct input_dev *input_dev = wacom_wac->pen_input;
3035 
3036 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3037 
3038 	wacom_setup_cintiq(wacom_wac);
3039 
3040 	__set_bit(BTN_LEFT, input_dev->keybit);
3041 	__set_bit(BTN_RIGHT, input_dev->keybit);
3042 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3043 	__set_bit(BTN_SIDE, input_dev->keybit);
3044 	__set_bit(BTN_EXTRA, input_dev->keybit);
3045 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3046 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3047 
3048 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3049 	input_abs_set_res(input_dev, ABS_RZ, 287);
3050 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3051 }
3052 
3053 void wacom_setup_device_quirks(struct wacom *wacom)
3054 {
3055 	struct wacom_features *features = &wacom->wacom_wac.features;
3056 
3057 	/* The pen and pad share the same interface on most devices */
3058 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3059 	    features->type == DTUS ||
3060 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3061 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3062 			features->device_type |= WACOM_DEVICETYPE_PAD;
3063 	}
3064 
3065 	/* touch device found but size is not defined. use default */
3066 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3067 		features->x_max = 1023;
3068 		features->y_max = 1023;
3069 	}
3070 
3071 	/*
3072 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3073 	 * touch interface in its HID descriptor. If this is the touch
3074 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3075 	 * tablet values.
3076 	 */
3077 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3078 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3079 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3080 			if (features->touch_max)
3081 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3082 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3083 				features->device_type |= WACOM_DEVICETYPE_PAD;
3084 
3085 			features->x_max = 4096;
3086 			features->y_max = 4096;
3087 		}
3088 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3089 			features->device_type |= WACOM_DEVICETYPE_PAD;
3090 		}
3091 	}
3092 
3093 	/*
3094 	 * Hack for the Bamboo One:
3095 	 * the device presents a PAD/Touch interface as most Bamboos and even
3096 	 * sends ghosts PAD data on it. However, later, we must disable this
3097 	 * ghost interface, and we can not detect it unless we set it here
3098 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3099 	 */
3100 	if (features->type == BAMBOO_PEN &&
3101 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3102 		features->device_type |= WACOM_DEVICETYPE_PAD;
3103 
3104 	/*
3105 	 * Raw Wacom-mode pen and touch events both come from interface
3106 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3107 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3108 	 * out through the HID_GENERIC device created for interface 1,
3109 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3110 	 */
3111 	if (features->type == BAMBOO_PAD)
3112 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3113 
3114 	if (features->type == REMOTE)
3115 		features->device_type = WACOM_DEVICETYPE_PAD;
3116 
3117 	if (features->type == INTUOSP2_BT) {
3118 		features->device_type |= WACOM_DEVICETYPE_PEN |
3119 					 WACOM_DEVICETYPE_PAD |
3120 					 WACOM_DEVICETYPE_TOUCH;
3121 		features->quirks |= WACOM_QUIRK_BATTERY;
3122 	}
3123 
3124 	switch (features->type) {
3125 	case PL:
3126 	case DTU:
3127 	case DTUS:
3128 	case DTUSX:
3129 	case WACOM_21UX2:
3130 	case WACOM_22HD:
3131 	case DTK:
3132 	case WACOM_24HD:
3133 	case WACOM_27QHD:
3134 	case CINTIQ_HYBRID:
3135 	case CINTIQ_COMPANION_2:
3136 	case CINTIQ:
3137 	case WACOM_BEE:
3138 	case WACOM_13HD:
3139 	case WACOM_24HDT:
3140 	case WACOM_27QHDT:
3141 	case TABLETPC:
3142 	case TABLETPCE:
3143 	case TABLETPC2FG:
3144 	case MTSCREEN:
3145 	case MTTPC:
3146 	case MTTPC_B:
3147 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3148 		break;
3149 	}
3150 
3151 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3152 		features->quirks |= WACOM_QUIRK_BATTERY;
3153 
3154 	/* quirk for bamboo touch with 2 low res touches */
3155 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3156 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3157 		features->x_max <<= 5;
3158 		features->y_max <<= 5;
3159 		features->x_fuzz <<= 5;
3160 		features->y_fuzz <<= 5;
3161 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3162 	}
3163 
3164 	if (features->type == WIRELESS) {
3165 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3166 			features->quirks |= WACOM_QUIRK_BATTERY;
3167 		}
3168 	}
3169 
3170 	if (features->type == REMOTE)
3171 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3172 }
3173 
3174 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3175 				   struct wacom_wac *wacom_wac)
3176 {
3177 	struct wacom_features *features = &wacom_wac->features;
3178 
3179 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3180 
3181 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3182 		return -ENODEV;
3183 
3184 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3185 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3186 	else
3187 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3188 
3189 	if (features->type == HID_GENERIC)
3190 		/* setup has already been done */
3191 		return 0;
3192 
3193 	__set_bit(BTN_TOUCH, input_dev->keybit);
3194 	__set_bit(ABS_MISC, input_dev->absbit);
3195 
3196 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3197 			     features->x_max - features->offset_right,
3198 			     features->x_fuzz, 0);
3199 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3200 			     features->y_max - features->offset_bottom,
3201 			     features->y_fuzz, 0);
3202 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3203 		features->pressure_max, features->pressure_fuzz, 0);
3204 
3205 	/* penabled devices have fixed resolution for each model */
3206 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3207 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3208 
3209 	switch (features->type) {
3210 	case GRAPHIRE_BT:
3211 		__clear_bit(ABS_MISC, input_dev->absbit);
3212 
3213 	case WACOM_MO:
3214 	case WACOM_G4:
3215 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3216 					      features->distance_max,
3217 					      features->distance_fuzz, 0);
3218 		/* fall through */
3219 
3220 	case GRAPHIRE:
3221 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3222 
3223 		__set_bit(BTN_LEFT, input_dev->keybit);
3224 		__set_bit(BTN_RIGHT, input_dev->keybit);
3225 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3226 
3227 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3228 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3229 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3230 		__set_bit(BTN_STYLUS, input_dev->keybit);
3231 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3232 		break;
3233 
3234 	case WACOM_27QHD:
3235 	case WACOM_24HD:
3236 	case DTK:
3237 	case WACOM_22HD:
3238 	case WACOM_21UX2:
3239 	case WACOM_BEE:
3240 	case CINTIQ:
3241 	case WACOM_13HD:
3242 	case CINTIQ_HYBRID:
3243 	case CINTIQ_COMPANION_2:
3244 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3245 		input_abs_set_res(input_dev, ABS_Z, 287);
3246 		wacom_setup_cintiq(wacom_wac);
3247 		break;
3248 
3249 	case INTUOS3:
3250 	case INTUOS3L:
3251 	case INTUOS3S:
3252 	case INTUOS4:
3253 	case INTUOS4WL:
3254 	case INTUOS4L:
3255 	case INTUOS4S:
3256 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3257 		input_abs_set_res(input_dev, ABS_Z, 287);
3258 		/* fall through */
3259 
3260 	case INTUOS:
3261 		wacom_setup_intuos(wacom_wac);
3262 		break;
3263 
3264 	case INTUOS5:
3265 	case INTUOS5L:
3266 	case INTUOSPM:
3267 	case INTUOSPL:
3268 	case INTUOS5S:
3269 	case INTUOSPS:
3270 	case INTUOSP2_BT:
3271 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3272 				      features->distance_max,
3273 				      features->distance_fuzz, 0);
3274 
3275 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3276 		input_abs_set_res(input_dev, ABS_Z, 287);
3277 
3278 		wacom_setup_intuos(wacom_wac);
3279 		break;
3280 
3281 	case WACOM_24HDT:
3282 	case WACOM_27QHDT:
3283 	case MTSCREEN:
3284 	case MTTPC:
3285 	case MTTPC_B:
3286 	case TABLETPC2FG:
3287 	case TABLETPC:
3288 	case TABLETPCE:
3289 		__clear_bit(ABS_MISC, input_dev->absbit);
3290 		/* fall through */
3291 
3292 	case DTUS:
3293 	case DTUSX:
3294 	case PL:
3295 	case DTU:
3296 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3297 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3298 		__set_bit(BTN_STYLUS, input_dev->keybit);
3299 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3300 		break;
3301 
3302 	case PTU:
3303 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3304 		/* fall through */
3305 
3306 	case PENPARTNER:
3307 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3308 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3309 		__set_bit(BTN_STYLUS, input_dev->keybit);
3310 		break;
3311 
3312 	case INTUOSHT:
3313 	case BAMBOO_PT:
3314 	case BAMBOO_PEN:
3315 	case INTUOSHT2:
3316 		if (features->type == INTUOSHT2) {
3317 			wacom_setup_basic_pro_pen(wacom_wac);
3318 		} else {
3319 			__clear_bit(ABS_MISC, input_dev->absbit);
3320 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3321 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3322 			__set_bit(BTN_STYLUS, input_dev->keybit);
3323 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3324 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3325 				      features->distance_max,
3326 				      features->distance_fuzz, 0);
3327 		}
3328 		break;
3329 	case BAMBOO_PAD:
3330 		__clear_bit(ABS_MISC, input_dev->absbit);
3331 		break;
3332 	}
3333 	return 0;
3334 }
3335 
3336 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3337 					 struct wacom_wac *wacom_wac)
3338 {
3339 	struct wacom_features *features = &wacom_wac->features;
3340 
3341 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3342 
3343 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3344 		return -ENODEV;
3345 
3346 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3347 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3348 	else
3349 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3350 
3351 	if (features->type == HID_GENERIC)
3352 		/* setup has already been done */
3353 		return 0;
3354 
3355 	__set_bit(BTN_TOUCH, input_dev->keybit);
3356 
3357 	if (features->touch_max == 1) {
3358 		input_set_abs_params(input_dev, ABS_X, 0,
3359 			features->x_max, features->x_fuzz, 0);
3360 		input_set_abs_params(input_dev, ABS_Y, 0,
3361 			features->y_max, features->y_fuzz, 0);
3362 		input_abs_set_res(input_dev, ABS_X,
3363 				  features->x_resolution);
3364 		input_abs_set_res(input_dev, ABS_Y,
3365 				  features->y_resolution);
3366 	}
3367 	else if (features->touch_max > 1) {
3368 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3369 			features->x_max, features->x_fuzz, 0);
3370 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3371 			features->y_max, features->y_fuzz, 0);
3372 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3373 				  features->x_resolution);
3374 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3375 				  features->y_resolution);
3376 	}
3377 
3378 	switch (features->type) {
3379 	case INTUOSP2_BT:
3380 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3381 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3382 
3383 		if (wacom_wac->shared->touch->product == 0x361) {
3384 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3385 					     0, 12440, 4, 0);
3386 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3387 					     0, 8640, 4, 0);
3388 		}
3389 		else if (wacom_wac->shared->touch->product == 0x360) {
3390 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3391 					     0, 8960, 4, 0);
3392 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3393 					     0, 5920, 4, 0);
3394 		}
3395 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3396 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3397 
3398 		/* fall through */
3399 
3400 	case INTUOS5:
3401 	case INTUOS5L:
3402 	case INTUOSPM:
3403 	case INTUOSPL:
3404 	case INTUOS5S:
3405 	case INTUOSPS:
3406 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3407 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3408 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3409 		break;
3410 
3411 	case WACOM_24HDT:
3412 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3413 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3414 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3415 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3416 		/* fall through */
3417 
3418 	case WACOM_27QHDT:
3419 	case MTSCREEN:
3420 	case MTTPC:
3421 	case MTTPC_B:
3422 	case TABLETPC2FG:
3423 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3424 		/*fall through */
3425 
3426 	case TABLETPC:
3427 	case TABLETPCE:
3428 		break;
3429 
3430 	case INTUOSHT:
3431 	case INTUOSHT2:
3432 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3433 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3434 		/* fall through */
3435 
3436 	case BAMBOO_PT:
3437 	case BAMBOO_TOUCH:
3438 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3439 			input_set_abs_params(input_dev,
3440 				     ABS_MT_TOUCH_MAJOR,
3441 				     0, features->x_max, 0, 0);
3442 			input_set_abs_params(input_dev,
3443 				     ABS_MT_TOUCH_MINOR,
3444 				     0, features->y_max, 0, 0);
3445 		}
3446 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3447 		break;
3448 
3449 	case BAMBOO_PAD:
3450 		input_mt_init_slots(input_dev, features->touch_max,
3451 				    INPUT_MT_POINTER);
3452 		__set_bit(BTN_LEFT, input_dev->keybit);
3453 		__set_bit(BTN_RIGHT, input_dev->keybit);
3454 		break;
3455 	}
3456 	return 0;
3457 }
3458 
3459 static int wacom_numbered_button_to_key(int n)
3460 {
3461 	if (n < 10)
3462 		return BTN_0 + n;
3463 	else if (n < 16)
3464 		return BTN_A + (n-10);
3465 	else if (n < 18)
3466 		return BTN_BASE + (n-16);
3467 	else
3468 		return 0;
3469 }
3470 
3471 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
3472 				int button_count)
3473 {
3474 	int i;
3475 
3476 	for (i = 0; i < button_count; i++) {
3477 		int key = wacom_numbered_button_to_key(i);
3478 
3479 		if (key)
3480 			__set_bit(key, input_dev->keybit);
3481 	}
3482 }
3483 
3484 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
3485 {
3486 	struct wacom_led *led;
3487 	int i;
3488 	bool updated = false;
3489 
3490 	/*
3491 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
3492 	 * So group 0 matches the second half of the buttons and thus the mask
3493 	 * needs to be shifted.
3494 	 */
3495 	if (group == 0)
3496 		mask >>= 8;
3497 
3498 	for (i = 0; i < 3; i++) {
3499 		led = wacom_led_find(wacom, group, i);
3500 		if (!led) {
3501 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
3502 				i, group);
3503 			continue;
3504 		}
3505 		if (!updated && mask & BIT(i)) {
3506 			led->held = true;
3507 			led_trigger_event(&led->trigger, LED_FULL);
3508 		} else {
3509 			led->held = false;
3510 		}
3511 	}
3512 }
3513 
3514 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
3515 				 int mask, int group)
3516 {
3517 	int button_per_group;
3518 
3519 	/*
3520 	 * 21UX2 has LED group 1 to the left and LED group 0
3521 	 * to the right. We need to reverse the group to match this
3522 	 * historical behavior.
3523 	 */
3524 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
3525 		group = 1 - group;
3526 
3527 	button_per_group = button_count/wacom->led.count;
3528 
3529 	return mask & (1 << (group * button_per_group));
3530 }
3531 
3532 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
3533 			     int group)
3534 {
3535 	struct wacom_led *led, *next_led;
3536 	int cur;
3537 	bool pressed;
3538 
3539 	if (wacom->wacom_wac.features.type == WACOM_24HD)
3540 		return wacom_24hd_update_leds(wacom, mask, group);
3541 
3542 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
3543 	cur = wacom->led.groups[group].select;
3544 
3545 	led = wacom_led_find(wacom, group, cur);
3546 	if (!led) {
3547 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
3548 			cur, group);
3549 		return;
3550 	}
3551 
3552 	if (!pressed) {
3553 		led->held = false;
3554 		return;
3555 	}
3556 
3557 	if (led->held && pressed)
3558 		return;
3559 
3560 	next_led = wacom_led_next(wacom, led);
3561 	if (!next_led) {
3562 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
3563 			group);
3564 		return;
3565 	}
3566 	if (next_led == led)
3567 		return;
3568 
3569 	next_led->held = true;
3570 	led_trigger_event(&next_led->trigger,
3571 			  wacom_leds_brightness_get(next_led));
3572 }
3573 
3574 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
3575 				int button_count, int mask)
3576 {
3577 	struct wacom *wacom = input_get_drvdata(input_dev);
3578 	int i;
3579 
3580 	for (i = 0; i < wacom->led.count; i++)
3581 		wacom_update_led(wacom,  button_count, mask, i);
3582 
3583 	for (i = 0; i < button_count; i++) {
3584 		int key = wacom_numbered_button_to_key(i);
3585 
3586 		if (key)
3587 			input_report_key(input_dev, key, mask & (1 << i));
3588 	}
3589 }
3590 
3591 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
3592 				   struct wacom_wac *wacom_wac)
3593 {
3594 	struct wacom_features *features = &wacom_wac->features;
3595 
3596 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
3597 		features->device_type |= WACOM_DEVICETYPE_PAD;
3598 
3599 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
3600 		return -ENODEV;
3601 
3602 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
3603 		return -ENODEV;
3604 
3605 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3606 
3607 	/* kept for making legacy xf86-input-wacom working with the wheels */
3608 	__set_bit(ABS_MISC, input_dev->absbit);
3609 
3610 	/* kept for making legacy xf86-input-wacom accepting the pad */
3611 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
3612 	      input_dev->absinfo[ABS_X].maximum)))
3613 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
3614 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
3615 	      input_dev->absinfo[ABS_Y].maximum)))
3616 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
3617 
3618 	/* kept for making udev and libwacom accepting the pad */
3619 	__set_bit(BTN_STYLUS, input_dev->keybit);
3620 
3621 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
3622 
3623 	switch (features->type) {
3624 
3625 	case CINTIQ_HYBRID:
3626 	case CINTIQ_COMPANION_2:
3627 	case DTK:
3628 	case DTUS:
3629 	case GRAPHIRE_BT:
3630 		break;
3631 
3632 	case WACOM_MO:
3633 		__set_bit(BTN_BACK, input_dev->keybit);
3634 		__set_bit(BTN_LEFT, input_dev->keybit);
3635 		__set_bit(BTN_FORWARD, input_dev->keybit);
3636 		__set_bit(BTN_RIGHT, input_dev->keybit);
3637 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3638 		break;
3639 
3640 	case WACOM_G4:
3641 		__set_bit(BTN_BACK, input_dev->keybit);
3642 		__set_bit(BTN_FORWARD, input_dev->keybit);
3643 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3644 		break;
3645 
3646 	case WACOM_24HD:
3647 		__set_bit(KEY_PROG1, input_dev->keybit);
3648 		__set_bit(KEY_PROG2, input_dev->keybit);
3649 		__set_bit(KEY_PROG3, input_dev->keybit);
3650 
3651 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3652 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
3653 		break;
3654 
3655 	case WACOM_27QHD:
3656 		__set_bit(KEY_PROG1, input_dev->keybit);
3657 		__set_bit(KEY_PROG2, input_dev->keybit);
3658 		__set_bit(KEY_PROG3, input_dev->keybit);
3659 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
3660 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
3661 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
3662 		input_abs_set_res(input_dev, ABS_Y, 1024);
3663 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
3664 		input_abs_set_res(input_dev, ABS_Z, 1024);
3665 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
3666 		break;
3667 
3668 	case WACOM_22HD:
3669 		__set_bit(KEY_PROG1, input_dev->keybit);
3670 		__set_bit(KEY_PROG2, input_dev->keybit);
3671 		__set_bit(KEY_PROG3, input_dev->keybit);
3672 		/* fall through */
3673 
3674 	case WACOM_21UX2:
3675 	case WACOM_BEE:
3676 	case CINTIQ:
3677 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3678 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3679 		break;
3680 
3681 	case WACOM_13HD:
3682 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3683 		break;
3684 
3685 	case INTUOS3:
3686 	case INTUOS3L:
3687 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3688 		/* fall through */
3689 
3690 	case INTUOS3S:
3691 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3692 		break;
3693 
3694 	case INTUOS5:
3695 	case INTUOS5L:
3696 	case INTUOSPM:
3697 	case INTUOSPL:
3698 	case INTUOS5S:
3699 	case INTUOSPS:
3700 	case INTUOSP2_BT:
3701 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3702 		break;
3703 
3704 	case INTUOS4WL:
3705 		/*
3706 		 * For Bluetooth devices, the udev rule does not work correctly
3707 		 * for pads unless we add a stylus capability, which forces
3708 		 * ID_INPUT_TABLET to be set.
3709 		 */
3710 		__set_bit(BTN_STYLUS, input_dev->keybit);
3711 		/* fall through */
3712 
3713 	case INTUOS4:
3714 	case INTUOS4L:
3715 	case INTUOS4S:
3716 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3717 		break;
3718 
3719 	case INTUOSHT:
3720 	case BAMBOO_PT:
3721 	case BAMBOO_TOUCH:
3722 	case INTUOSHT2:
3723 		__clear_bit(ABS_MISC, input_dev->absbit);
3724 
3725 		__set_bit(BTN_LEFT, input_dev->keybit);
3726 		__set_bit(BTN_FORWARD, input_dev->keybit);
3727 		__set_bit(BTN_BACK, input_dev->keybit);
3728 		__set_bit(BTN_RIGHT, input_dev->keybit);
3729 
3730 		break;
3731 
3732 	case REMOTE:
3733 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3734 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3735 		break;
3736 
3737 	case HID_GENERIC:
3738 		break;
3739 
3740 	default:
3741 		/* no pad supported */
3742 		return -ENODEV;
3743 	}
3744 	return 0;
3745 }
3746 
3747 static const struct wacom_features wacom_features_0x00 =
3748 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
3749 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3750 static const struct wacom_features wacom_features_0x10 =
3751 	{ "Wacom Graphire", 10206, 7422, 511, 63,
3752 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3753 static const struct wacom_features wacom_features_0x81 =
3754 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
3755 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
3756 static const struct wacom_features wacom_features_0x11 =
3757 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
3758 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3759 static const struct wacom_features wacom_features_0x12 =
3760 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
3761 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3762 static const struct wacom_features wacom_features_0x13 =
3763 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
3764 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3765 static const struct wacom_features wacom_features_0x14 =
3766 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
3767 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3768 static const struct wacom_features wacom_features_0x15 =
3769 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
3770 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3771 static const struct wacom_features wacom_features_0x16 =
3772 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
3773 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3774 static const struct wacom_features wacom_features_0x17 =
3775 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
3776 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3777 static const struct wacom_features wacom_features_0x18 =
3778 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
3779 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3780 static const struct wacom_features wacom_features_0x19 =
3781 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
3782 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3783 static const struct wacom_features wacom_features_0x60 =
3784 	{ "Wacom Volito", 5104, 3712, 511, 63,
3785 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3786 static const struct wacom_features wacom_features_0x61 =
3787 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
3788 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3789 static const struct wacom_features wacom_features_0x62 =
3790 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
3791 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3792 static const struct wacom_features wacom_features_0x63 =
3793 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
3794 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3795 static const struct wacom_features wacom_features_0x64 =
3796 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
3797 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3798 static const struct wacom_features wacom_features_0x65 =
3799 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
3800 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3801 static const struct wacom_features wacom_features_0x69 =
3802 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
3803 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3804 static const struct wacom_features wacom_features_0x6A =
3805 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
3806 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3807 static const struct wacom_features wacom_features_0x6B =
3808 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
3809 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3810 static const struct wacom_features wacom_features_0x20 =
3811 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
3812 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3813 static const struct wacom_features wacom_features_0x21 =
3814 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
3815 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3816 static const struct wacom_features wacom_features_0x22 =
3817 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
3818 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3819 static const struct wacom_features wacom_features_0x23 =
3820 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
3821 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3822 static const struct wacom_features wacom_features_0x24 =
3823 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
3824 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3825 static const struct wacom_features wacom_features_0x30 =
3826 	{ "Wacom PL400", 5408, 4056, 255, 0,
3827 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3828 static const struct wacom_features wacom_features_0x31 =
3829 	{ "Wacom PL500", 6144, 4608, 255, 0,
3830 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3831 static const struct wacom_features wacom_features_0x32 =
3832 	{ "Wacom PL600", 6126, 4604, 255, 0,
3833 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3834 static const struct wacom_features wacom_features_0x33 =
3835 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
3836 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3837 static const struct wacom_features wacom_features_0x34 =
3838 	{ "Wacom PL550", 6144, 4608, 511, 0,
3839 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3840 static const struct wacom_features wacom_features_0x35 =
3841 	{ "Wacom PL800", 7220, 5780, 511, 0,
3842 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3843 static const struct wacom_features wacom_features_0x37 =
3844 	{ "Wacom PL700", 6758, 5406, 511, 0,
3845 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3846 static const struct wacom_features wacom_features_0x38 =
3847 	{ "Wacom PL510", 6282, 4762, 511, 0,
3848 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3849 static const struct wacom_features wacom_features_0x39 =
3850 	{ "Wacom DTU710", 34080, 27660, 511, 0,
3851 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3852 static const struct wacom_features wacom_features_0xC4 =
3853 	{ "Wacom DTF521", 6282, 4762, 511, 0,
3854 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3855 static const struct wacom_features wacom_features_0xC0 =
3856 	{ "Wacom DTF720", 6858, 5506, 511, 0,
3857 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3858 static const struct wacom_features wacom_features_0xC2 =
3859 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
3860 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3861 static const struct wacom_features wacom_features_0x03 =
3862 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
3863 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
3864 static const struct wacom_features wacom_features_0x41 =
3865 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
3866 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3867 static const struct wacom_features wacom_features_0x42 =
3868 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
3869 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3870 static const struct wacom_features wacom_features_0x43 =
3871 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
3872 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3873 static const struct wacom_features wacom_features_0x44 =
3874 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
3875 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3876 static const struct wacom_features wacom_features_0x45 =
3877 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
3878 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3879 static const struct wacom_features wacom_features_0xB0 =
3880 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
3881 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3882 static const struct wacom_features wacom_features_0xB1 =
3883 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
3884 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3885 static const struct wacom_features wacom_features_0xB2 =
3886 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
3887 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3888 static const struct wacom_features wacom_features_0xB3 =
3889 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
3890 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3891 static const struct wacom_features wacom_features_0xB4 =
3892 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
3893 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3894 static const struct wacom_features wacom_features_0xB5 =
3895 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
3896 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3897 static const struct wacom_features wacom_features_0xB7 =
3898 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
3899 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3900 static const struct wacom_features wacom_features_0xB8 =
3901 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
3902 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3903 static const struct wacom_features wacom_features_0xB9 =
3904 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
3905 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3906 static const struct wacom_features wacom_features_0xBA =
3907 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
3908 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3909 static const struct wacom_features wacom_features_0xBB =
3910 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
3911 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3912 static const struct wacom_features wacom_features_0xBC =
3913 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3914 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3915 static const struct wacom_features wacom_features_0xBD =
3916 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3917 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3918 static const struct wacom_features wacom_features_0x26 =
3919 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
3920 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
3921 static const struct wacom_features wacom_features_0x27 =
3922 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
3923 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3924 static const struct wacom_features wacom_features_0x28 =
3925 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
3926 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3927 static const struct wacom_features wacom_features_0x29 =
3928 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
3929 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3930 static const struct wacom_features wacom_features_0x2A =
3931 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
3932 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3933 static const struct wacom_features wacom_features_0x314 =
3934 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
3935 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
3936 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3937 static const struct wacom_features wacom_features_0x315 =
3938 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
3939 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3940 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3941 static const struct wacom_features wacom_features_0x317 =
3942 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
3943 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3944 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3945 static const struct wacom_features wacom_features_0xF4 =
3946 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
3947 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3948 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3949 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3950 static const struct wacom_features wacom_features_0xF8 =
3951 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
3952 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3953 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3954 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3955 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
3956 static const struct wacom_features wacom_features_0xF6 =
3957 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
3958 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
3959 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3960 static const struct wacom_features wacom_features_0x32A =
3961 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
3962 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
3963 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3964 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3965 static const struct wacom_features wacom_features_0x32B =
3966 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
3967 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
3968 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3969 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3970 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
3971 static const struct wacom_features wacom_features_0x32C =
3972 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
3973 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
3974 static const struct wacom_features wacom_features_0x3F =
3975 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
3976 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3977 static const struct wacom_features wacom_features_0xC5 =
3978 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
3979 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
3980 static const struct wacom_features wacom_features_0xC6 =
3981 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
3982 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
3983 static const struct wacom_features wacom_features_0x304 =
3984 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
3985 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3986 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3987 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3988 static const struct wacom_features wacom_features_0x333 =
3989 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
3990 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3991 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3992 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3993 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
3994 static const struct wacom_features wacom_features_0x335 =
3995 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
3996 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
3997 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3998 static const struct wacom_features wacom_features_0xC7 =
3999 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4000 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4001 static const struct wacom_features wacom_features_0xCE =
4002 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4003 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4004 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4005 static const struct wacom_features wacom_features_0xF0 =
4006 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4007 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4008 static const struct wacom_features wacom_features_0xFB =
4009 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4010 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4011 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4012 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4013 static const struct wacom_features wacom_features_0x32F =
4014 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4015 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4016 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4017 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4018 static const struct wacom_features wacom_features_0x336 =
4019 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4020 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4021 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4022 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4023 static const struct wacom_features wacom_features_0x57 =
4024 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4025 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4026 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4027 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4028 static const struct wacom_features wacom_features_0x59 = /* Pen */
4029 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4030 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4031 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4032 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4033 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4034 static const struct wacom_features wacom_features_0x5D = /* Touch */
4035 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4036 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4037 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4038 static const struct wacom_features wacom_features_0xCC =
4039 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4040 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4041 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4042 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4043 static const struct wacom_features wacom_features_0xFA =
4044 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4045 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4046 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4047 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4048 static const struct wacom_features wacom_features_0x5B =
4049 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4050 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4051 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4052 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4053 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4054 static const struct wacom_features wacom_features_0x5E =
4055 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4056 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4057 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4058 static const struct wacom_features wacom_features_0x90 =
4059 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4060 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4061 static const struct wacom_features wacom_features_0x93 =
4062 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4063 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4064 static const struct wacom_features wacom_features_0x97 =
4065 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4066 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4067 static const struct wacom_features wacom_features_0x9A =
4068 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4069 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4070 static const struct wacom_features wacom_features_0x9F =
4071 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4072 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4073 static const struct wacom_features wacom_features_0xE2 =
4074 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4075 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4076 static const struct wacom_features wacom_features_0xE3 =
4077 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4078 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4079 static const struct wacom_features wacom_features_0xE5 =
4080 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4081 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4082 static const struct wacom_features wacom_features_0xE6 =
4083 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4084 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4085 static const struct wacom_features wacom_features_0xEC =
4086 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4087 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4088 static const struct wacom_features wacom_features_0xED =
4089 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4090 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4091 static const struct wacom_features wacom_features_0xEF =
4092 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4093 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4094 static const struct wacom_features wacom_features_0x100 =
4095 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4096 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4097 static const struct wacom_features wacom_features_0x101 =
4098 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4099 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4100 static const struct wacom_features wacom_features_0x10D =
4101 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4102 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4103 static const struct wacom_features wacom_features_0x10E =
4104 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4105 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4106 static const struct wacom_features wacom_features_0x10F =
4107 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4108 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4109 static const struct wacom_features wacom_features_0x116 =
4110 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4111 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4112 static const struct wacom_features wacom_features_0x12C =
4113 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4114 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4115 static const struct wacom_features wacom_features_0x4001 =
4116 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4117 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4118 static const struct wacom_features wacom_features_0x4004 =
4119 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4120 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4121 static const struct wacom_features wacom_features_0x5000 =
4122 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4123 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4124 static const struct wacom_features wacom_features_0x5002 =
4125 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4126 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4127 static const struct wacom_features wacom_features_0x47 =
4128 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4129 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4130 static const struct wacom_features wacom_features_0x84 =
4131 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4132 static const struct wacom_features wacom_features_0xD0 =
4133 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4134 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4135 static const struct wacom_features wacom_features_0xD1 =
4136 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4137 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4138 static const struct wacom_features wacom_features_0xD2 =
4139 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4140 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4141 static const struct wacom_features wacom_features_0xD3 =
4142 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4143 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4144 static const struct wacom_features wacom_features_0xD4 =
4145 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4146 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4147 static const struct wacom_features wacom_features_0xD5 =
4148 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4149 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4150 static const struct wacom_features wacom_features_0xD6 =
4151 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4152 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4153 static const struct wacom_features wacom_features_0xD7 =
4154 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4155 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4156 static const struct wacom_features wacom_features_0xD8 =
4157 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4158 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4159 static const struct wacom_features wacom_features_0xDA =
4160 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4161 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4162 static const struct wacom_features wacom_features_0xDB =
4163 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4164 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4165 static const struct wacom_features wacom_features_0xDD =
4166         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4167           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4168 static const struct wacom_features wacom_features_0xDE =
4169         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4170 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4171 static const struct wacom_features wacom_features_0xDF =
4172         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4173 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4174 static const struct wacom_features wacom_features_0x300 =
4175 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4176 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4177 static const struct wacom_features wacom_features_0x301 =
4178 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4179 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4180 static const struct wacom_features wacom_features_0x302 =
4181 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4182 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4183 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4184 static const struct wacom_features wacom_features_0x303 =
4185 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4186 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4187 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4188 static const struct wacom_features wacom_features_0x30E =
4189 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4190 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4191 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4192 static const struct wacom_features wacom_features_0x6004 =
4193 	{ "ISD-V4", 12800, 8000, 255, 0,
4194 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4195 static const struct wacom_features wacom_features_0x307 =
4196 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4197 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4198 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4199 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4200 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4201 static const struct wacom_features wacom_features_0x309 =
4202 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4203 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4204 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4205 static const struct wacom_features wacom_features_0x30A =
4206 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4207 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4208 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4209 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4210 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4211 static const struct wacom_features wacom_features_0x30C =
4212 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4213 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4214 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4215 static const struct wacom_features wacom_features_0x318 =
4216 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4217 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4218 static const struct wacom_features wacom_features_0x319 =
4219 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4220 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4221 static const struct wacom_features wacom_features_0x325 =
4222 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4223 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4224 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4225 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4226 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4227 static const struct wacom_features wacom_features_0x326 = /* Touch */
4228 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4229 	  .oPid = 0x325 };
4230 static const struct wacom_features wacom_features_0x323 =
4231 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4232 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4233 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4234 static const struct wacom_features wacom_features_0x331 =
4235 	{ "Wacom Express Key Remote", .type = REMOTE,
4236 	  .numbered_buttons = 18, .check_for_hid_type = true,
4237 	  .hid_type = HID_TYPE_USBNONE };
4238 static const struct wacom_features wacom_features_0x33B =
4239 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4240 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4241 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4242 static const struct wacom_features wacom_features_0x33C =
4243 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4244 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4245 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4246 static const struct wacom_features wacom_features_0x33D =
4247 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4248 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4249 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4250 static const struct wacom_features wacom_features_0x33E =
4251 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4252 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4253 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4254 static const struct wacom_features wacom_features_0x343 =
4255 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4256 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4257 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4258 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4259 static const struct wacom_features wacom_features_0x360 =
4260 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4261 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4262 static const struct wacom_features wacom_features_0x361 =
4263 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4264 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4265 
4266 static const struct wacom_features wacom_features_HID_ANY_ID =
4267 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4268 
4269 #define USB_DEVICE_WACOM(prod)						\
4270 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4271 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4272 
4273 #define BT_DEVICE_WACOM(prod)						\
4274 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4275 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4276 
4277 #define I2C_DEVICE_WACOM(prod)						\
4278 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4279 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4280 
4281 #define USB_DEVICE_LENOVO(prod)					\
4282 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4283 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4284 
4285 const struct hid_device_id wacom_ids[] = {
4286 	{ USB_DEVICE_WACOM(0x00) },
4287 	{ USB_DEVICE_WACOM(0x03) },
4288 	{ USB_DEVICE_WACOM(0x10) },
4289 	{ USB_DEVICE_WACOM(0x11) },
4290 	{ USB_DEVICE_WACOM(0x12) },
4291 	{ USB_DEVICE_WACOM(0x13) },
4292 	{ USB_DEVICE_WACOM(0x14) },
4293 	{ USB_DEVICE_WACOM(0x15) },
4294 	{ USB_DEVICE_WACOM(0x16) },
4295 	{ USB_DEVICE_WACOM(0x17) },
4296 	{ USB_DEVICE_WACOM(0x18) },
4297 	{ USB_DEVICE_WACOM(0x19) },
4298 	{ USB_DEVICE_WACOM(0x20) },
4299 	{ USB_DEVICE_WACOM(0x21) },
4300 	{ USB_DEVICE_WACOM(0x22) },
4301 	{ USB_DEVICE_WACOM(0x23) },
4302 	{ USB_DEVICE_WACOM(0x24) },
4303 	{ USB_DEVICE_WACOM(0x26) },
4304 	{ USB_DEVICE_WACOM(0x27) },
4305 	{ USB_DEVICE_WACOM(0x28) },
4306 	{ USB_DEVICE_WACOM(0x29) },
4307 	{ USB_DEVICE_WACOM(0x2A) },
4308 	{ USB_DEVICE_WACOM(0x30) },
4309 	{ USB_DEVICE_WACOM(0x31) },
4310 	{ USB_DEVICE_WACOM(0x32) },
4311 	{ USB_DEVICE_WACOM(0x33) },
4312 	{ USB_DEVICE_WACOM(0x34) },
4313 	{ USB_DEVICE_WACOM(0x35) },
4314 	{ USB_DEVICE_WACOM(0x37) },
4315 	{ USB_DEVICE_WACOM(0x38) },
4316 	{ USB_DEVICE_WACOM(0x39) },
4317 	{ USB_DEVICE_WACOM(0x3F) },
4318 	{ USB_DEVICE_WACOM(0x41) },
4319 	{ USB_DEVICE_WACOM(0x42) },
4320 	{ USB_DEVICE_WACOM(0x43) },
4321 	{ USB_DEVICE_WACOM(0x44) },
4322 	{ USB_DEVICE_WACOM(0x45) },
4323 	{ USB_DEVICE_WACOM(0x47) },
4324 	{ USB_DEVICE_WACOM(0x57) },
4325 	{ USB_DEVICE_WACOM(0x59) },
4326 	{ USB_DEVICE_WACOM(0x5B) },
4327 	{ USB_DEVICE_WACOM(0x5D) },
4328 	{ USB_DEVICE_WACOM(0x5E) },
4329 	{ USB_DEVICE_WACOM(0x60) },
4330 	{ USB_DEVICE_WACOM(0x61) },
4331 	{ USB_DEVICE_WACOM(0x62) },
4332 	{ USB_DEVICE_WACOM(0x63) },
4333 	{ USB_DEVICE_WACOM(0x64) },
4334 	{ USB_DEVICE_WACOM(0x65) },
4335 	{ USB_DEVICE_WACOM(0x69) },
4336 	{ USB_DEVICE_WACOM(0x6A) },
4337 	{ USB_DEVICE_WACOM(0x6B) },
4338 	{ BT_DEVICE_WACOM(0x81) },
4339 	{ USB_DEVICE_WACOM(0x84) },
4340 	{ USB_DEVICE_WACOM(0x90) },
4341 	{ USB_DEVICE_WACOM(0x93) },
4342 	{ USB_DEVICE_WACOM(0x97) },
4343 	{ USB_DEVICE_WACOM(0x9A) },
4344 	{ USB_DEVICE_WACOM(0x9F) },
4345 	{ USB_DEVICE_WACOM(0xB0) },
4346 	{ USB_DEVICE_WACOM(0xB1) },
4347 	{ USB_DEVICE_WACOM(0xB2) },
4348 	{ USB_DEVICE_WACOM(0xB3) },
4349 	{ USB_DEVICE_WACOM(0xB4) },
4350 	{ USB_DEVICE_WACOM(0xB5) },
4351 	{ USB_DEVICE_WACOM(0xB7) },
4352 	{ USB_DEVICE_WACOM(0xB8) },
4353 	{ USB_DEVICE_WACOM(0xB9) },
4354 	{ USB_DEVICE_WACOM(0xBA) },
4355 	{ USB_DEVICE_WACOM(0xBB) },
4356 	{ USB_DEVICE_WACOM(0xBC) },
4357 	{ BT_DEVICE_WACOM(0xBD) },
4358 	{ USB_DEVICE_WACOM(0xC0) },
4359 	{ USB_DEVICE_WACOM(0xC2) },
4360 	{ USB_DEVICE_WACOM(0xC4) },
4361 	{ USB_DEVICE_WACOM(0xC5) },
4362 	{ USB_DEVICE_WACOM(0xC6) },
4363 	{ USB_DEVICE_WACOM(0xC7) },
4364 	{ USB_DEVICE_WACOM(0xCC) },
4365 	{ USB_DEVICE_WACOM(0xCE) },
4366 	{ USB_DEVICE_WACOM(0xD0) },
4367 	{ USB_DEVICE_WACOM(0xD1) },
4368 	{ USB_DEVICE_WACOM(0xD2) },
4369 	{ USB_DEVICE_WACOM(0xD3) },
4370 	{ USB_DEVICE_WACOM(0xD4) },
4371 	{ USB_DEVICE_WACOM(0xD5) },
4372 	{ USB_DEVICE_WACOM(0xD6) },
4373 	{ USB_DEVICE_WACOM(0xD7) },
4374 	{ USB_DEVICE_WACOM(0xD8) },
4375 	{ USB_DEVICE_WACOM(0xDA) },
4376 	{ USB_DEVICE_WACOM(0xDB) },
4377 	{ USB_DEVICE_WACOM(0xDD) },
4378 	{ USB_DEVICE_WACOM(0xDE) },
4379 	{ USB_DEVICE_WACOM(0xDF) },
4380 	{ USB_DEVICE_WACOM(0xE2) },
4381 	{ USB_DEVICE_WACOM(0xE3) },
4382 	{ USB_DEVICE_WACOM(0xE5) },
4383 	{ USB_DEVICE_WACOM(0xE6) },
4384 	{ USB_DEVICE_WACOM(0xEC) },
4385 	{ USB_DEVICE_WACOM(0xED) },
4386 	{ USB_DEVICE_WACOM(0xEF) },
4387 	{ USB_DEVICE_WACOM(0xF0) },
4388 	{ USB_DEVICE_WACOM(0xF4) },
4389 	{ USB_DEVICE_WACOM(0xF6) },
4390 	{ USB_DEVICE_WACOM(0xF8) },
4391 	{ USB_DEVICE_WACOM(0xFA) },
4392 	{ USB_DEVICE_WACOM(0xFB) },
4393 	{ USB_DEVICE_WACOM(0x100) },
4394 	{ USB_DEVICE_WACOM(0x101) },
4395 	{ USB_DEVICE_WACOM(0x10D) },
4396 	{ USB_DEVICE_WACOM(0x10E) },
4397 	{ USB_DEVICE_WACOM(0x10F) },
4398 	{ USB_DEVICE_WACOM(0x116) },
4399 	{ USB_DEVICE_WACOM(0x12C) },
4400 	{ USB_DEVICE_WACOM(0x300) },
4401 	{ USB_DEVICE_WACOM(0x301) },
4402 	{ USB_DEVICE_WACOM(0x302) },
4403 	{ USB_DEVICE_WACOM(0x303) },
4404 	{ USB_DEVICE_WACOM(0x304) },
4405 	{ USB_DEVICE_WACOM(0x307) },
4406 	{ USB_DEVICE_WACOM(0x309) },
4407 	{ USB_DEVICE_WACOM(0x30A) },
4408 	{ USB_DEVICE_WACOM(0x30C) },
4409 	{ USB_DEVICE_WACOM(0x30E) },
4410 	{ USB_DEVICE_WACOM(0x314) },
4411 	{ USB_DEVICE_WACOM(0x315) },
4412 	{ USB_DEVICE_WACOM(0x317) },
4413 	{ USB_DEVICE_WACOM(0x318) },
4414 	{ USB_DEVICE_WACOM(0x319) },
4415 	{ USB_DEVICE_WACOM(0x323) },
4416 	{ USB_DEVICE_WACOM(0x325) },
4417 	{ USB_DEVICE_WACOM(0x326) },
4418 	{ USB_DEVICE_WACOM(0x32A) },
4419 	{ USB_DEVICE_WACOM(0x32B) },
4420 	{ USB_DEVICE_WACOM(0x32C) },
4421 	{ USB_DEVICE_WACOM(0x32F) },
4422 	{ USB_DEVICE_WACOM(0x331) },
4423 	{ USB_DEVICE_WACOM(0x333) },
4424 	{ USB_DEVICE_WACOM(0x335) },
4425 	{ USB_DEVICE_WACOM(0x336) },
4426 	{ USB_DEVICE_WACOM(0x33B) },
4427 	{ USB_DEVICE_WACOM(0x33C) },
4428 	{ USB_DEVICE_WACOM(0x33D) },
4429 	{ USB_DEVICE_WACOM(0x33E) },
4430 	{ USB_DEVICE_WACOM(0x343) },
4431 	{ BT_DEVICE_WACOM(0x360) },
4432 	{ BT_DEVICE_WACOM(0x361) },
4433 	{ USB_DEVICE_WACOM(0x4001) },
4434 	{ USB_DEVICE_WACOM(0x4004) },
4435 	{ USB_DEVICE_WACOM(0x5000) },
4436 	{ USB_DEVICE_WACOM(0x5002) },
4437 	{ USB_DEVICE_LENOVO(0x6004) },
4438 
4439 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
4440 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
4441 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
4442 	{ }
4443 };
4444 MODULE_DEVICE_TABLE(hid, wacom_ids);
4445