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Input: Wacom driver update
[linux-2.6/kmemtrace.git] / drivers / usb / input / wacom.c
blob60df242ba67fe12cd0b1af1bf91542181ada996e
1 /*
2 * USB Wacom Graphire and Wacom Intuos tablet support
3 *
4 * Copyright (c) 2000-2004 Vojtech Pavlik <vojtech@ucw.cz>
5 * Copyright (c) 2000 Andreas Bach Aaen <abach@stofanet.dk>
6 * Copyright (c) 2000 Clifford Wolf <clifford@clifford.at>
7 * Copyright (c) 2000 Sam Mosel <sam.mosel@computer.org>
8 * Copyright (c) 2000 James E. Blair <corvus@gnu.org>
9 * Copyright (c) 2000 Daniel Egger <egger@suse.de>
10 * Copyright (c) 2001 Frederic Lepied <flepied@mandrakesoft.com>
11 * Copyright (c) 2004 Panagiotis Issaris <panagiotis.issaris@mech.kuleuven.ac.be>
12 * Copyright (c) 2002-2005 Ping Cheng <pingc@wacom.com>
13 *
14 * ChangeLog:
15 * v0.1 (vp) - Initial release
16 * v0.2 (aba) - Support for all buttons / combinations
17 * v0.3 (vp) - Support for Intuos added
18 * v0.4 (sm) - Support for more Intuos models, menustrip
19 * relative mode, proximity.
20 * v0.5 (vp) - Big cleanup, nifty features removed,
21 * they belong in userspace
22 * v1.8 (vp) - Submit URB only when operating, moved to CVS,
23 * use input_report_key instead of report_btn and
24 * other cleanups
25 * v1.11 (vp) - Add URB ->dev setting for new kernels
26 * v1.11 (jb) - Add support for the 4D Mouse & Lens
27 * v1.12 (de) - Add support for two more inking pen IDs
28 * v1.14 (vp) - Use new USB device id probing scheme.
29 * Fix Wacom Graphire mouse wheel
30 * v1.18 (vp) - Fix mouse wheel direction
31 * Make mouse relative
32 * v1.20 (fl) - Report tool id for Intuos devices
33 * - Multi tools support
34 * - Corrected Intuos protocol decoding (airbrush, 4D mouse, lens cursor...)
35 * - Add PL models support
36 * - Fix Wacom Graphire mouse wheel again
37 * v1.21 (vp) - Removed protocol descriptions
38 * - Added MISC_SERIAL for tool serial numbers
39 * (gb) - Identify version on module load.
40 * v1.21.1 (fl) - added Graphire2 support
41 * v1.21.2 (fl) - added Intuos2 support
42 * - added all the PL ids
43 * v1.21.3 (fl) - added another eraser id from Neil Okamoto
44 * - added smooth filter for Graphire from Peri Hankey
45 * - added PenPartner support from Olaf van Es
46 * - new tool ids from Ole Martin Bjoerndalen
47 * v1.29 (pc) - Add support for more tablets
48 * - Fix pressure reporting
49 * v1.30 (vp) - Merge 2.4 and 2.5 drivers
50 * - Since 2.5 now has input_sync(), remove MSC_SERIAL abuse
51 * - Cleanups here and there
52 * v1.30.1 (pi) - Added Graphire3 support
53 * v1.40 (pc) - Add support for several new devices, fix eraser reporting, ...
54 * v1.43 (pc) - Added support for Cintiq 21UX
55 - Fixed a Graphire bug
56 - Merged wacom_intuos3_irq into wacom_intuos_irq
57 */
58
59 /*
60 * This program is free software; you can redistribute it and/or modify
61 * it under the terms of the GNU General Public License as published by
62 * the Free Software Foundation; either version 2 of the License, or
63 * (at your option) any later version.
64 */
65
66 #include <linux/kernel.h>
67 #include <linux/slab.h>
68 #include <linux/input.h>
69 #include <linux/module.h>
70 #include <linux/init.h>
71 #include <linux/usb.h>
72 #include <asm/unaligned.h>
73 #include <asm/byteorder.h>
74
75 /*
76 * Version Information
77 */
78 #define DRIVER_VERSION "v1.43"
79 #define DRIVER_AUTHOR "Vojtech Pavlik <vojtech@ucw.cz>"
80 #define DRIVER_DESC "USB Wacom Graphire and Wacom Intuos tablet driver"
81 #define DRIVER_LICENSE "GPL"
82
83 MODULE_AUTHOR(DRIVER_AUTHOR);
84 MODULE_DESCRIPTION(DRIVER_DESC);
85 MODULE_LICENSE(DRIVER_LICENSE);
86
87 #define USB_VENDOR_ID_WACOM 0x056a
88
89 enum {
90 PENPARTNER = 0,
91 GRAPHIRE,
92 PL,
93 INTUOS,
94 INTUOS3,
95 CINTIQ,
96 MAX_TYPE
97 };
98
99 struct wacom_features {
100 char *name;
101 int pktlen;
102 int x_max;
103 int y_max;
104 int pressure_max;
105 int distance_max;
106 int type;
107 usb_complete_t irq;
108 };
109
110 struct wacom {
111 signed char *data;
112 dma_addr_t data_dma;
113 struct input_dev dev;
114 struct usb_device *usbdev;
115 struct urb *irq;
116 struct wacom_features *features;
117 int tool[2];
118 __u32 serial[2];
119 char phys[32];
120 };
121
122 #define USB_REQ_SET_REPORT 0x09
123 static int usb_set_report(struct usb_interface *intf, unsigned char type,
124 unsigned char id, void *buf, int size)
125 {
126 return usb_control_msg(interface_to_usbdev(intf),
127 usb_sndctrlpipe(interface_to_usbdev(intf), 0),
128 USB_REQ_SET_REPORT, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
129 (type << 8) + id, intf->altsetting[0].desc.bInterfaceNumber,
130 buf, size, 1000);
131 }
132
133 static void wacom_pl_irq(struct urb *urb, struct pt_regs *regs)
134 {
135 struct wacom *wacom = urb->context;
136 unsigned char *data = wacom->data;
137 struct input_dev *dev = &wacom->dev;
138 int prox, pressure;
139 int retval;
140
141 switch (urb->status) {
142 case 0:
143 /* success */
144 break;
145 case -ECONNRESET:
146 case -ENOENT:
147 case -ESHUTDOWN:
148 /* this urb is terminated, clean up */
149 dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);
150 return;
151 default:
152 dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);
153 goto exit;
154 }
155
156 if (data[0] != 2) {
157 dbg("wacom_pl_irq: received unknown report #%d", data[0]);
158 goto exit;
159 }
160
161 prox = data[1] & 0x40;
162
163 input_regs(dev, regs);
164
165 if (prox) {
166
167 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
168 if (wacom->features->pressure_max > 255)
169 pressure = (pressure << 1) | ((data[4] >> 6) & 1);
170 pressure += (wacom->features->pressure_max + 1) / 2;
171
172 /*
173 * if going from out of proximity into proximity select between the eraser
174 * and the pen based on the state of the stylus2 button, choose eraser if
175 * pressed else choose pen. if not a proximity change from out to in, send
176 * an out of proximity for previous tool then a in for new tool.
177 */
178 if (!wacom->tool[0]) {
179 /* Going into proximity select tool */
180 wacom->tool[1] = (data[4] & 0x20)? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
181 }
182 else {
183 /* was entered with stylus2 pressed */
184 if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[4] & 0x20) ) {
185 /* report out proximity for previous tool */
186 input_report_key(dev, wacom->tool[1], 0);
187 input_sync(dev);
188 wacom->tool[1] = BTN_TOOL_PEN;
189 goto exit;
190 }
191 }
192 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
193 /* Unknown tool selected default to pen tool */
194 wacom->tool[1] = BTN_TOOL_PEN;
195 }
196 input_report_key(dev, wacom->tool[1], prox); /* report in proximity for tool */
197 input_report_abs(dev, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
198 input_report_abs(dev, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
199 input_report_abs(dev, ABS_PRESSURE, pressure);
200
201 input_report_key(dev, BTN_TOUCH, data[4] & 0x08);
202 input_report_key(dev, BTN_STYLUS, data[4] & 0x10);
203 /* Only allow the stylus2 button to be reported for the pen tool. */
204 input_report_key(dev, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20));
205 }
206 else {
207 /* report proximity-out of a (valid) tool */
208 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
209 /* Unknown tool selected default to pen tool */
210 wacom->tool[1] = BTN_TOOL_PEN;
211 }
212 input_report_key(dev, wacom->tool[1], prox);
213 }
214
215 wacom->tool[0] = prox; /* Save proximity state */
216 input_sync(dev);
217
218 exit:
219 retval = usb_submit_urb (urb, GFP_ATOMIC);
220 if (retval)
221 err ("%s - usb_submit_urb failed with result %d",
222 __FUNCTION__, retval);
223 }
224
225 static void wacom_ptu_irq(struct urb *urb, struct pt_regs *regs)
226 {
227 struct wacom *wacom = urb->context;
228 unsigned char *data = wacom->data;
229 struct input_dev *dev = &wacom->dev;
230 int retval;
231
232 switch (urb->status) {
233 case 0:
234 /* success */
235 break;
236 case -ECONNRESET:
237 case -ENOENT:
238 case -ESHUTDOWN:
239 /* this urb is terminated, clean up */
240 dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);
241 return;
242 default:
243 dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);
244 goto exit;
245 }
246
247 if (data[0] != 2)
248 {
249 printk(KERN_INFO "wacom_ptu_irq: received unknown report #%d\n", data[0]);
250 goto exit;
251 }
252
253 input_regs(dev, regs);
254 if (data[1] & 0x04)
255 {
256 input_report_key(dev, BTN_TOOL_RUBBER, data[1] & 0x20);
257 input_report_key(dev, BTN_TOUCH, data[1] & 0x08);
258 }
259 else
260 {
261 input_report_key(dev, BTN_TOOL_PEN, data[1] & 0x20);
262 input_report_key(dev, BTN_TOUCH, data[1] & 0x01);
263 }
264 input_report_abs(dev, ABS_X, le16_to_cpu(*(__le16 *) &data[2]));
265 input_report_abs(dev, ABS_Y, le16_to_cpu(*(__le16 *) &data[4]));
266 input_report_abs(dev, ABS_PRESSURE, le16_to_cpu(*(__le16 *) &data[6]));
267 input_report_key(dev, BTN_STYLUS, data[1] & 0x02);
268 input_report_key(dev, BTN_STYLUS2, data[1] & 0x10);
269
270 input_sync(dev);
271
272 exit:
273 retval = usb_submit_urb (urb, GFP_ATOMIC);
274 if (retval)
275 err ("%s - usb_submit_urb failed with result %d",
276 __FUNCTION__, retval);
277 }
278
279 static void wacom_penpartner_irq(struct urb *urb, struct pt_regs *regs)
280 {
281 struct wacom *wacom = urb->context;
282 unsigned char *data = wacom->data;
283 struct input_dev *dev = &wacom->dev;
284 int retval;
285
286 switch (urb->status) {
287 case 0:
288 /* success */
289 break;
290 case -ECONNRESET:
291 case -ENOENT:
292 case -ESHUTDOWN:
293 /* this urb is terminated, clean up */
294 dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);
295 return;
296 default:
297 dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);
298 goto exit;
299 }
300
301 if (data[0] != 2) {
302 printk(KERN_INFO "wacom_penpartner_irq: received unknown report #%d\n", data[0]);
303 goto exit;
304 }
305
306 input_regs(dev, regs);
307 input_report_key(dev, BTN_TOOL_PEN, 1);
308 input_report_abs(dev, ABS_X, le16_to_cpu(*(__le16 *) &data[1]));
309 input_report_abs(dev, ABS_Y, le16_to_cpu(*(__le16 *) &data[3]));
310 input_report_abs(dev, ABS_PRESSURE, (signed char)data[6] + 127);
311 input_report_key(dev, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
312 input_report_key(dev, BTN_STYLUS, (data[5] & 0x40));
313 input_sync(dev);
314
315 exit:
316 retval = usb_submit_urb (urb, GFP_ATOMIC);
317 if (retval)
318 err ("%s - usb_submit_urb failed with result %d",
319 __FUNCTION__, retval);
320 }
321
322 static void wacom_graphire_irq(struct urb *urb, struct pt_regs *regs)
323 {
324 struct wacom *wacom = urb->context;
325 unsigned char *data = wacom->data;
326 struct input_dev *dev = &wacom->dev;
327 int x, y;
328 int retval;
329
330 switch (urb->status) {
331 case 0:
332 /* success */
333 break;
334 case -ECONNRESET:
335 case -ENOENT:
336 case -ESHUTDOWN:
337 /* this urb is terminated, clean up */
338 dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);
339 return;
340 default:
341 dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);
342 goto exit;
343 }
344
345 if (data[0] != 2) {
346 dbg("wacom_graphire_irq: received unknown report #%d", data[0]);
347 goto exit;
348 }
349
350 x = le16_to_cpu(*(__le16 *) &data[2]);
351 y = le16_to_cpu(*(__le16 *) &data[4]);
352
353 input_regs(dev, regs);
354
355 if ( data[1] & 0x10 ) /* in prox */
356 {
357 switch ((data[1] >> 5) & 3) {
358
359 case 0: /* Pen */
360 wacom->tool[0] = BTN_TOOL_PEN;
361 break;
362
363 case 1: /* Rubber */
364 wacom->tool[0] = BTN_TOOL_RUBBER;
365 break;
366
367 case 2: /* Mouse with wheel */
368 input_report_key(dev, BTN_MIDDLE, data[1] & 0x04);
369 input_report_rel(dev, REL_WHEEL, (signed char) data[6]);
370 /* fall through */
371
372 case 3: /* Mouse without wheel */
373 wacom->tool[0] = BTN_TOOL_MOUSE;
374 input_report_key(dev, BTN_LEFT, data[1] & 0x01);
375 input_report_key(dev, BTN_RIGHT, data[1] & 0x02);
376 input_report_abs(dev, ABS_DISTANCE, data[7]);
377 break;
378 }
379 }
380
381 if (data[1] & 0x80) {
382 input_report_abs(dev, ABS_X, x);
383 input_report_abs(dev, ABS_Y, y);
384 }
385 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
386 input_report_abs(dev, ABS_PRESSURE, le16_to_cpu(*(__le16 *) &data[6]));
387 input_report_key(dev, BTN_TOUCH, data[1] & 0x01);
388 input_report_key(dev, BTN_STYLUS, data[1] & 0x02);
389 input_report_key(dev, BTN_STYLUS2, data[1] & 0x04);
390 }
391
392 input_report_key(dev, wacom->tool[0], data[1] & 0x10);
393 input_sync(dev);
394
395 exit:
396 retval = usb_submit_urb (urb, GFP_ATOMIC);
397 if (retval)
398 err ("%s - usb_submit_urb failed with result %d",
399 __FUNCTION__, retval);
400 }
401
402 static int wacom_intuos_inout(struct urb *urb)
403 {
404 struct wacom *wacom = urb->context;
405 unsigned char *data = wacom->data;
406 struct input_dev *dev = &wacom->dev;
407 int idx;
408
409 /* tool number */
410 idx = data[1] & 0x01;
411
412 /* Enter report */
413 if ((data[1] & 0xfc) == 0xc0)
414 {
415 /* serial number of the tool */
416 wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
417 (data[4] << 20) + (data[5] << 12) +
418 (data[6] << 4) + (data[7] >> 4);
419
420 switch ((data[2] << 4) | (data[3] >> 4)) {
421 case 0x812: /* Inking pen */
422 case 0x801: /* Intuos3 Inking pen */
423 case 0x012:
424 wacom->tool[idx] = BTN_TOOL_PENCIL;
425 break;
426 case 0x822: /* Pen */
427 case 0x842:
428 case 0x852:
429 case 0x823: /* Intuos3 Grip Pen */
430 case 0x813: /* Intuos3 Classic Pen */
431 case 0x885: /* Intuos3 Marker Pen */
432 case 0x022:
433 wacom->tool[idx] = BTN_TOOL_PEN;
434 break;
435 case 0x832: /* Stroke pen */
436 case 0x032:
437 wacom->tool[idx] = BTN_TOOL_BRUSH;
438 break;
439 case 0x007: /* Mouse 4D and 2D */
440 case 0x09c:
441 case 0x094:
442 case 0x017: /* Intuos3 2D Mouse */
443 wacom->tool[idx] = BTN_TOOL_MOUSE;
444 break;
445 case 0x096: /* Lens cursor */
446 case 0x097: /* Intuos3 Lens cursor */
447 wacom->tool[idx] = BTN_TOOL_LENS;
448 break;
449 case 0x82a: /* Eraser */
450 case 0x85a:
451 case 0x91a:
452 case 0xd1a:
453 case 0x0fa:
454 case 0x82b: /* Intuos3 Grip Pen Eraser */
455 case 0x81b: /* Intuos3 Classic Pen Eraser */
456 case 0x91b: /* Intuos3 Airbrush Eraser */
457 wacom->tool[idx] = BTN_TOOL_RUBBER;
458 break;
459 case 0xd12:
460 case 0x912:
461 case 0x112:
462 case 0x913: /* Intuos3 Airbrush */
463 wacom->tool[idx] = BTN_TOOL_AIRBRUSH;
464 break;
465 default: /* Unknown tool */
466 wacom->tool[idx] = BTN_TOOL_PEN;
467 }
468 input_report_key(dev, wacom->tool[idx], 1);
469 input_event(dev, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
470 input_sync(dev);
471 return 1;
472 }
473
474 /* Exit report */
475 if ((data[1] & 0xfe) == 0x80) {
476 input_report_key(dev, wacom->tool[idx], 0);
477 input_event(dev, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
478 input_sync(dev);
479 return 1;
480 }
481
482 return 0;
483 }
484
485 static void wacom_intuos_general(struct urb *urb)
486 {
487 struct wacom *wacom = urb->context;
488 unsigned char *data = wacom->data;
489 struct input_dev *dev = &wacom->dev;
490 unsigned int t;
491
492 /* general pen packet */
493 if ((data[1] & 0xb8) == 0xa0)
494 {
495 t = (data[6] << 2) | ((data[7] >> 6) & 3);
496 input_report_abs(dev, ABS_PRESSURE, t);
497 input_report_abs(dev, ABS_TILT_X,
498 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
499 input_report_abs(dev, ABS_TILT_Y, data[8] & 0x7f);
500 input_report_key(dev, BTN_STYLUS, data[1] & 2);
501 input_report_key(dev, BTN_STYLUS2, data[1] & 4);
502 input_report_key(dev, BTN_TOUCH, t > 10);
503 }
504
505 /* airbrush second packet */
506 if ((data[1] & 0xbc) == 0xb4)
507 {
508 input_report_abs(dev, ABS_WHEEL,
509 (data[6] << 2) | ((data[7] >> 6) & 3));
510 input_report_abs(dev, ABS_TILT_X,
511 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
512 input_report_abs(dev, ABS_TILT_Y, data[8] & 0x7f);
513 }
514 return;
515 }
516
517 static void wacom_intuos_irq(struct urb *urb, struct pt_regs *regs)
518 {
519 struct wacom *wacom = urb->context;
520 unsigned char *data = wacom->data;
521 struct input_dev *dev = &wacom->dev;
522 unsigned int t;
523 int idx;
524 int retval;
525
526 switch (urb->status) {
527 case 0:
528 /* success */
529 break;
530 case -ECONNRESET:
531 case -ENOENT:
532 case -ESHUTDOWN:
533 /* this urb is terminated, clean up */
534 dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);
535 return;
536 default:
537 dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);
538 goto exit;
539 }
540
541 if (data[0] != 2 && data[0] != 5 && data[0] != 6 && data[0] != 12) {
542 dbg("wacom_intuos_irq: received unknown report #%d", data[0]);
543 goto exit;
544 }
545
546 input_regs(dev, regs);
547
548 /* tool number */
549 idx = data[1] & 0x01;
550
551 /* pad packets. Works as a second tool and is always in prox */
552 if (data[0] == 12)
553 {
554 /* initiate the pad as a device */
555 if (wacom->tool[1] != BTN_TOOL_FINGER)
556 {
557 wacom->tool[1] = BTN_TOOL_FINGER;
558 input_report_key(dev, wacom->tool[1], 1);
559 }
560 input_report_key(dev, BTN_0, (data[5] & 0x01));
561 input_report_key(dev, BTN_1, (data[5] & 0x02));
562 input_report_key(dev, BTN_2, (data[5] & 0x04));
563 input_report_key(dev, BTN_3, (data[5] & 0x08));
564 input_report_key(dev, BTN_4, (data[6] & 0x01));
565 input_report_key(dev, BTN_5, (data[6] & 0x02));
566 input_report_key(dev, BTN_6, (data[6] & 0x04));
567 input_report_key(dev, BTN_7, (data[6] & 0x08));
568 input_report_abs(dev, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
569 input_report_abs(dev, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
570 input_event(dev, EV_MSC, MSC_SERIAL, 0xffffffff);
571 input_sync(dev);
572 goto exit;
573 }
574
575 /* process in/out prox events */
576 if (wacom_intuos_inout(urb)) goto exit;
577
578 /* Cintiq doesn't send data when RDY bit isn't set */
579 if ((wacom->features->type == CINTIQ) && !(data[1] & 0x40)) return;
580
581 if(wacom->features->type >= INTUOS3)
582 {
583 input_report_abs(dev, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1));
584 input_report_abs(dev, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1));
585 input_report_abs(dev, ABS_DISTANCE, ((data[9] >> 2) & 0x3f));
586 }
587 else
588 {
589 input_report_abs(dev, ABS_X, be16_to_cpu(*(__be16 *) &data[2]));
590 input_report_abs(dev, ABS_Y, be16_to_cpu(*(__be16 *) &data[4]));
591 input_report_abs(dev, ABS_DISTANCE, ((data[9] >> 3) & 0x1f));
592 }
593
594 /* process general packets */
595 wacom_intuos_general(urb);
596
597 /* 4D mouse, 2D mouse, marker pen rotation, or Lens cursor packets */
598 if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0) {
599 /* Rotation packet */
600 if (data[1] & 0x02)
601 {
602 if(wacom->features->type >= INTUOS3)
603 {
604 /* I3 marker pen rotation reported as wheel
605 * due to valuator limitation
606 */
607 t = (data[6] << 3) | ((data[7] >> 5) & 7);
608 t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
609 ((t-1) / 2 + 450)) : (450 - t / 2) ;
610 input_report_abs(dev, ABS_WHEEL, t);
611 }
612 else
613 {
614 /* 4D mouse rotation packet */
615 t = (data[6] << 3) | ((data[7] >> 5) & 7);
616 input_report_abs(dev, ABS_RZ, (data[7] & 0x20) ?
617 ((t - 1) / 2) : -t / 2);
618 }
619 }
620 /* 4D mouse packets */
621 else if ( !(data[1] & 0x10) && wacom->features->type < INTUOS3)
622 {
623 input_report_key(dev, BTN_LEFT, data[8] & 0x01);
624 input_report_key(dev, BTN_MIDDLE, data[8] & 0x02);
625 input_report_key(dev, BTN_RIGHT, data[8] & 0x04);
626
627 input_report_key(dev, BTN_SIDE, data[8] & 0x20);
628 input_report_key(dev, BTN_EXTRA, data[8] & 0x10);
629 t = (data[6] << 2) | ((data[7] >> 6) & 3);
630 input_report_abs(dev, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
631 }
632 /* 2D mouse packets */
633 else if (wacom->tool[idx] == BTN_TOOL_MOUSE)
634 {
635 input_report_key(dev, BTN_LEFT, data[8] & 0x04);
636 input_report_key(dev, BTN_MIDDLE, data[8] & 0x08);
637 input_report_key(dev, BTN_RIGHT, data[8] & 0x10);
638 input_report_rel(dev, REL_WHEEL, ((data[8] & 0x02) >> 1)
639 - (data[8] & 0x01));
640
641 /* I3 2D mouse side buttons */
642 if (wacom->features->type == INTUOS3)
643 {
644 input_report_key(dev, BTN_SIDE, data[8] & 0x40);
645 input_report_key(dev, BTN_EXTRA, data[8] & 0x20);
646 }
647 }
648 /* Lens cursor packets */
649 else if (wacom->features->type < INTUOS3)
650 {
651 input_report_key(dev, BTN_LEFT, data[8] & 0x01);
652 input_report_key(dev, BTN_MIDDLE, data[8] & 0x02);
653 input_report_key(dev, BTN_RIGHT, data[8] & 0x04);
654 input_report_key(dev, BTN_SIDE, data[8] & 0x10);
655 input_report_key(dev, BTN_EXTRA, data[8] & 0x08);
656 }
657 }
658
659 input_report_key(dev, wacom->tool[idx], 1);
660 input_event(dev, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
661 input_sync(dev);
662
663 exit:
664 retval = usb_submit_urb (urb, GFP_ATOMIC);
665 if (retval)
666 err ("%s - usb_submit_urb failed with result %d",
667 __FUNCTION__, retval);
668 }
669
670 static struct wacom_features wacom_features[] = {
671 { "Wacom Penpartner", 7, 5040, 3780, 255, 32, PENPARTNER, wacom_penpartner_irq },
672 { "Wacom Graphire", 8, 10206, 7422, 511, 32, GRAPHIRE, wacom_graphire_irq },
673 { "Wacom Graphire2 4x5", 8, 10206, 7422, 511, 32, GRAPHIRE, wacom_graphire_irq },
674 { "Wacom Graphire2 5x7", 8, 13918, 10206, 511, 32, GRAPHIRE, wacom_graphire_irq },
675 { "Wacom Graphire3", 8, 10208, 7424, 511, 32, GRAPHIRE, wacom_graphire_irq },
676 { "Wacom Graphire3 6x8", 8, 16704, 12064, 511, 32, GRAPHIRE, wacom_graphire_irq },
677 { "Wacom Intuos 4x5", 10, 12700, 10600, 1023, 15, INTUOS, wacom_intuos_irq },
678 { "Wacom Intuos 6x8", 10, 20320, 16240, 1023, 15, INTUOS, wacom_intuos_irq },
679 { "Wacom Intuos 9x12", 10, 30480, 24060, 1023, 15, INTUOS, wacom_intuos_irq },
680 { "Wacom Intuos 12x12", 10, 30480, 31680, 1023, 15, INTUOS, wacom_intuos_irq },
681 { "Wacom Intuos 12x18", 10, 45720, 31680, 1023, 15, INTUOS, wacom_intuos_irq },
682 { "Wacom PL400", 8, 5408, 4056, 255, 32, PL, wacom_pl_irq },
683 { "Wacom PL500", 8, 6144, 4608, 255, 32, PL, wacom_pl_irq },
684 { "Wacom PL600", 8, 6126, 4604, 255, 32, PL, wacom_pl_irq },
685 { "Wacom PL600SX", 8, 6260, 5016, 255, 32, PL, wacom_pl_irq },
686 { "Wacom PL550", 8, 6144, 4608, 511, 32, PL, wacom_pl_irq },
687 { "Wacom PL800", 8, 7220, 5780, 511, 32, PL, wacom_pl_irq },
688 { "Wacom Intuos2 4x5", 10, 12700, 10600, 1023, 15, INTUOS, wacom_intuos_irq },
689 { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 15, INTUOS, wacom_intuos_irq },
690 { "Wacom Intuos2 9x12", 10, 30480, 24060, 1023, 15, INTUOS, wacom_intuos_irq },
691 { "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 15, INTUOS, wacom_intuos_irq },
692 { "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 15, INTUOS, wacom_intuos_irq },
693 { "Wacom Volito", 8, 5104, 3712, 511, 32, GRAPHIRE, wacom_graphire_irq },
694 { "Wacom Cintiq Partner",8, 20480, 15360, 511, 32, PL, wacom_ptu_irq },
695 { "Wacom Intuos3 4x5", 10, 25400, 20320, 1023, 15, INTUOS3, wacom_intuos_irq },
696 { "Wacom Intuos3 6x8", 10, 40640, 30480, 1023, 15, INTUOS3, wacom_intuos_irq },
697 { "Wacom Intuos3 9x12", 10, 60960, 45720, 1023, 15, INTUOS3, wacom_intuos_irq },
698 { "Wacom Cintiq 21UX", 10, 87200, 65600, 1023, 15, CINTIQ, wacom_intuos_irq },
699 { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 15, INTUOS, wacom_intuos_irq },
700 { }
701 };
702
703 static struct usb_device_id wacom_ids[] = {
704 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x00) },
705 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x10) },
706 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x11) },
707 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x12) },
708 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x13) },
709 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x14) },
710 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x20) },
711 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x21) },
712 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x22) },
713 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x23) },
714 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x24) },
715 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x30) },
716 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x31) },
717 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x32) },
718 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x33) },
719 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x34) },
720 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x35) },
721 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x41) },
722 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x42) },
723 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x43) },
724 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x44) },
725 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x45) },
726 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x60) },
727 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x03) },
728 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB0) },
729 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB1) },
730 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB2) },
731 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x3F) },
732 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x47) },
733 { }
734 };
735
736 MODULE_DEVICE_TABLE(usb, wacom_ids);
737
738 static int wacom_open(struct input_dev *dev)
739 {
740 struct wacom *wacom = dev->private;
741
742 wacom->irq->dev = wacom->usbdev;
743 if (usb_submit_urb(wacom->irq, GFP_KERNEL))
744 return -EIO;
745
746 return 0;
747 }
748
749 static void wacom_close(struct input_dev *dev)
750 {
751 struct wacom *wacom = dev->private;
752
753 usb_kill_urb(wacom->irq);
754 }
755
756 static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *id)
757 {
758 struct usb_device *dev = interface_to_usbdev(intf);
759 struct usb_endpoint_descriptor *endpoint;
760 char rep_data[2] = {0x02, 0x02};
761 struct wacom *wacom;
762 char path[64];
763
764 if (!(wacom = kmalloc(sizeof(struct wacom), GFP_KERNEL)))
765 return -ENOMEM;
766 memset(wacom, 0, sizeof(struct wacom));
767
768 wacom->data = usb_buffer_alloc(dev, 10, GFP_KERNEL, &wacom->data_dma);
769 if (!wacom->data) {
770 kfree(wacom);
771 return -ENOMEM;
772 }
773
774 wacom->irq = usb_alloc_urb(0, GFP_KERNEL);
775 if (!wacom->irq) {
776 usb_buffer_free(dev, 10, wacom->data, wacom->data_dma);
777 kfree(wacom);
778 return -ENOMEM;
779 }
780
781 wacom->features = wacom_features + (id - wacom_ids);
782
783 wacom->dev.evbit[0] |= BIT(EV_KEY) | BIT(EV_ABS);
784 wacom->dev.absbit[0] |= BIT(ABS_X) | BIT(ABS_Y) | BIT(ABS_PRESSURE);
785 wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_PEN) | BIT(BTN_TOUCH) | BIT(BTN_STYLUS);
786
787 switch (wacom->features->type) {
788 case GRAPHIRE:
789 wacom->dev.evbit[0] |= BIT(EV_REL);
790 wacom->dev.relbit[0] |= BIT(REL_WHEEL);
791 wacom->dev.absbit[0] |= BIT(ABS_DISTANCE);
792 wacom->dev.keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE);
793 wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_RUBBER) | BIT(BTN_TOOL_MOUSE) | BIT(BTN_STYLUS2);
794 break;
795
796 case INTUOS3:
797 case CINTIQ:
798 wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_FINGER);
799 wacom->dev.keybit[LONG(BTN_LEFT)] |= BIT(BTN_0) | BIT(BTN_1) | BIT(BTN_2) | BIT(BTN_3) | BIT(BTN_4) | BIT(BTN_5) | BIT(BTN_6) | BIT(BTN_7);
800 wacom->dev.absbit[0] |= BIT(ABS_RX) | BIT(ABS_RY);
801 /* fall through */
802
803 case INTUOS:
804 wacom->dev.evbit[0] |= BIT(EV_MSC) | BIT(EV_REL);
805 wacom->dev.mscbit[0] |= BIT(MSC_SERIAL);
806 wacom->dev.relbit[0] |= BIT(REL_WHEEL);
807 wacom->dev.keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_RIGHT) | BIT(BTN_MIDDLE) | BIT(BTN_SIDE) | BIT(BTN_EXTRA);
808 wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_RUBBER) | BIT(BTN_TOOL_MOUSE) | BIT(BTN_TOOL_BRUSH)
809 | BIT(BTN_TOOL_PENCIL) | BIT(BTN_TOOL_AIRBRUSH) | BIT(BTN_TOOL_LENS) | BIT(BTN_STYLUS2);
810 wacom->dev.absbit[0] |= BIT(ABS_DISTANCE) | BIT(ABS_WHEEL) | BIT(ABS_TILT_X) | BIT(ABS_TILT_Y) | BIT(ABS_RZ) | BIT(ABS_THROTTLE);
811 break;
812
813 case PL:
814 wacom->dev.keybit[LONG(BTN_DIGI)] |= BIT(BTN_STYLUS2) | BIT(BTN_TOOL_RUBBER);
815 break;
816 }
817
818 wacom->dev.absmax[ABS_X] = wacom->features->x_max;
819 wacom->dev.absmax[ABS_Y] = wacom->features->y_max;
820 wacom->dev.absmax[ABS_PRESSURE] = wacom->features->pressure_max;
821 wacom->dev.absmax[ABS_DISTANCE] = wacom->features->distance_max;
822 wacom->dev.absmax[ABS_TILT_X] = 127;
823 wacom->dev.absmax[ABS_TILT_Y] = 127;
824 wacom->dev.absmax[ABS_WHEEL] = 1023;
825
826 wacom->dev.absmax[ABS_RX] = 4097;
827 wacom->dev.absmax[ABS_RY] = 4097;
828 wacom->dev.absmin[ABS_RZ] = -900;
829 wacom->dev.absmax[ABS_RZ] = 899;
830 wacom->dev.absmin[ABS_THROTTLE] = -1023;
831 wacom->dev.absmax[ABS_THROTTLE] = 1023;
832
833 wacom->dev.absfuzz[ABS_X] = 4;
834 wacom->dev.absfuzz[ABS_Y] = 4;
835
836 wacom->dev.private = wacom;
837 wacom->dev.open = wacom_open;
838 wacom->dev.close = wacom_close;
839
840 usb_make_path(dev, path, 64);
841 sprintf(wacom->phys, "%s/input0", path);
842
843 wacom->dev.name = wacom->features->name;
844 wacom->dev.phys = wacom->phys;
845 wacom->dev.id.bustype = BUS_USB;
846 wacom->dev.id.vendor = le16_to_cpu(dev->descriptor.idVendor);
847 wacom->dev.id.product = le16_to_cpu(dev->descriptor.idProduct);
848 wacom->dev.id.version = le16_to_cpu(dev->descriptor.bcdDevice);
849 wacom->dev.dev = &intf->dev;
850 wacom->usbdev = dev;
851
852 endpoint = &intf->cur_altsetting->endpoint[0].desc;
853
854 if (wacom->features->pktlen > 10)
855 BUG();
856
857 usb_fill_int_urb(wacom->irq, dev,
858 usb_rcvintpipe(dev, endpoint->bEndpointAddress),
859 wacom->data, wacom->features->pktlen,
860 wacom->features->irq, wacom, endpoint->bInterval);
861 wacom->irq->transfer_dma = wacom->data_dma;
862 wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
863
864 input_register_device(&wacom->dev);
865
866 /* ask the tablet to report tablet data */
867 usb_set_report(intf, 3, 2, rep_data, 2);
868 /* repeat once (not sure why the first call often fails) */
869 usb_set_report(intf, 3, 2, rep_data, 2);
870
871 printk(KERN_INFO "input: %s on %s\n", wacom->features->name, path);
872
873 usb_set_intfdata(intf, wacom);
874
875 return 0;
876 }
877
878 static void wacom_disconnect(struct usb_interface *intf)
879 {
880 struct wacom *wacom = usb_get_intfdata (intf);
881
882 usb_set_intfdata(intf, NULL);
883 if (wacom) {
884 usb_kill_urb(wacom->irq);
885 input_unregister_device(&wacom->dev);
886 usb_free_urb(wacom->irq);
887 usb_buffer_free(interface_to_usbdev(intf), 10, wacom->data, wacom->data_dma);
888 kfree(wacom);
889 }
890 }
891
892 static struct usb_driver wacom_driver = {
893 .owner = THIS_MODULE,
894 .name = "wacom",
895 .probe = wacom_probe,
896 .disconnect = wacom_disconnect,
897 .id_table = wacom_ids,
898 };
899
900 static int __init wacom_init(void)
901 {
902 int result = usb_register(&wacom_driver);
903 if (result == 0)
904 info(DRIVER_VERSION ":" DRIVER_DESC);
905 return result;
906 }
907
908 static void __exit wacom_exit(void)
909 {
910 usb_deregister(&wacom_driver);
911 }
912
913 module_init(wacom_init);
914 module_exit(wacom_exit);
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