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drm/tegra: Introduce tegra_drm_client structure
[linux-2.6.git] / sound / usb / caiaq / input.c
blob4b3fb91deecdf3b0d9e6048ff34d7646649827b6
1 /*
2 * Copyright (c) 2006,2007 Daniel Mack, Tim Ruetz
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18
19 #include <linux/device.h>
20 #include <linux/gfp.h>
21 #include <linux/init.h>
22 #include <linux/usb.h>
23 #include <linux/usb/input.h>
24 #include <sound/core.h>
25 #include <sound/pcm.h>
26
27 #include "device.h"
28 #include "input.h"
29
30 static unsigned short keycode_ak1[] = { KEY_C, KEY_B, KEY_A };
31 static unsigned short keycode_rk2[] = { KEY_1, KEY_2, KEY_3, KEY_4,
32 KEY_5, KEY_6, KEY_7 };
33 static unsigned short keycode_rk3[] = { KEY_1, KEY_2, KEY_3, KEY_4,
34 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9 };
35
36 static unsigned short keycode_kore[] = {
37 KEY_FN_F1, /* "menu" */
38 KEY_FN_F7, /* "lcd backlight */
39 KEY_FN_F2, /* "control" */
40 KEY_FN_F3, /* "enter" */
41 KEY_FN_F4, /* "view" */
42 KEY_FN_F5, /* "esc" */
43 KEY_FN_F6, /* "sound" */
44 KEY_FN_F8, /* array spacer, never triggered. */
45 KEY_RIGHT,
46 KEY_DOWN,
47 KEY_UP,
48 KEY_LEFT,
49 KEY_SOUND, /* "listen" */
50 KEY_RECORD,
51 KEY_PLAYPAUSE,
52 KEY_STOP,
53 BTN_4, /* 8 softkeys */
54 BTN_3,
55 BTN_2,
56 BTN_1,
57 BTN_8,
58 BTN_7,
59 BTN_6,
60 BTN_5,
61 KEY_BRL_DOT4, /* touch sensitive knobs */
62 KEY_BRL_DOT3,
63 KEY_BRL_DOT2,
64 KEY_BRL_DOT1,
65 KEY_BRL_DOT8,
66 KEY_BRL_DOT7,
67 KEY_BRL_DOT6,
68 KEY_BRL_DOT5
69 };
70
71 #define MASCHINE_BUTTONS (42)
72 #define MASCHINE_BUTTON(X) ((X) + BTN_MISC)
73 #define MASCHINE_PADS (16)
74 #define MASCHINE_PAD(X) ((X) + ABS_PRESSURE)
75
76 static unsigned short keycode_maschine[] = {
77 MASCHINE_BUTTON(40), /* mute */
78 MASCHINE_BUTTON(39), /* solo */
79 MASCHINE_BUTTON(38), /* select */
80 MASCHINE_BUTTON(37), /* duplicate */
81 MASCHINE_BUTTON(36), /* navigate */
82 MASCHINE_BUTTON(35), /* pad mode */
83 MASCHINE_BUTTON(34), /* pattern */
84 MASCHINE_BUTTON(33), /* scene */
85 KEY_RESERVED, /* spacer */
86
87 MASCHINE_BUTTON(30), /* rec */
88 MASCHINE_BUTTON(31), /* erase */
89 MASCHINE_BUTTON(32), /* shift */
90 MASCHINE_BUTTON(28), /* grid */
91 MASCHINE_BUTTON(27), /* > */
92 MASCHINE_BUTTON(26), /* < */
93 MASCHINE_BUTTON(25), /* restart */
94
95 MASCHINE_BUTTON(21), /* E */
96 MASCHINE_BUTTON(22), /* F */
97 MASCHINE_BUTTON(23), /* G */
98 MASCHINE_BUTTON(24), /* H */
99 MASCHINE_BUTTON(20), /* D */
100 MASCHINE_BUTTON(19), /* C */
101 MASCHINE_BUTTON(18), /* B */
102 MASCHINE_BUTTON(17), /* A */
103
104 MASCHINE_BUTTON(0), /* control */
105 MASCHINE_BUTTON(2), /* browse */
106 MASCHINE_BUTTON(4), /* < */
107 MASCHINE_BUTTON(6), /* snap */
108 MASCHINE_BUTTON(7), /* autowrite */
109 MASCHINE_BUTTON(5), /* > */
110 MASCHINE_BUTTON(3), /* sampling */
111 MASCHINE_BUTTON(1), /* step */
112
113 MASCHINE_BUTTON(15), /* 8 softkeys */
114 MASCHINE_BUTTON(14),
115 MASCHINE_BUTTON(13),
116 MASCHINE_BUTTON(12),
117 MASCHINE_BUTTON(11),
118 MASCHINE_BUTTON(10),
119 MASCHINE_BUTTON(9),
120 MASCHINE_BUTTON(8),
121
122 MASCHINE_BUTTON(16), /* note repeat */
123 MASCHINE_BUTTON(29) /* play */
124 };
125
126 #define KONTROLX1_INPUTS (40)
127 #define KONTROLS4_BUTTONS (12 * 8)
128 #define KONTROLS4_AXIS (46)
129
130 #define KONTROLS4_BUTTON(X) ((X) + BTN_MISC)
131 #define KONTROLS4_ABS(X) ((X) + ABS_HAT0X)
132
133 #define DEG90 (range / 2)
134 #define DEG180 (range)
135 #define DEG270 (DEG90 + DEG180)
136 #define DEG360 (DEG180 * 2)
137 #define HIGH_PEAK (268)
138 #define LOW_PEAK (-7)
139
140 /* some of these devices have endless rotation potentiometers
141 * built in which use two tapers, 90 degrees phase shifted.
142 * this algorithm decodes them to one single value, ranging
143 * from 0 to 999 */
144 static unsigned int decode_erp(unsigned char a, unsigned char b)
145 {
146 int weight_a, weight_b;
147 int pos_a, pos_b;
148 int ret;
149 int range = HIGH_PEAK - LOW_PEAK;
150 int mid_value = (HIGH_PEAK + LOW_PEAK) / 2;
151
152 weight_b = abs(mid_value - a) - (range / 2 - 100) / 2;
153
154 if (weight_b < 0)
155 weight_b = 0;
156
157 if (weight_b > 100)
158 weight_b = 100;
159
160 weight_a = 100 - weight_b;
161
162 if (a < mid_value) {
163 /* 0..90 and 270..360 degrees */
164 pos_b = b - LOW_PEAK + DEG270;
165 if (pos_b >= DEG360)
166 pos_b -= DEG360;
167 } else
168 /* 90..270 degrees */
169 pos_b = HIGH_PEAK - b + DEG90;
170
171
172 if (b > mid_value)
173 /* 0..180 degrees */
174 pos_a = a - LOW_PEAK;
175 else
176 /* 180..360 degrees */
177 pos_a = HIGH_PEAK - a + DEG180;
178
179 /* interpolate both slider values, depending on weight factors */
180 /* 0..99 x DEG360 */
181 ret = pos_a * weight_a + pos_b * weight_b;
182
183 /* normalize to 0..999 */
184 ret *= 10;
185 ret /= DEG360;
186
187 if (ret < 0)
188 ret += 1000;
189
190 if (ret >= 1000)
191 ret -= 1000;
192
193 return ret;
194 }
195
196 #undef DEG90
197 #undef DEG180
198 #undef DEG270
199 #undef DEG360
200 #undef HIGH_PEAK
201 #undef LOW_PEAK
202
203 static inline void snd_caiaq_input_report_abs(struct snd_usb_caiaqdev *cdev,
204 int axis, const unsigned char *buf,
205 int offset)
206 {
207 input_report_abs(cdev->input_dev, axis,
208 (buf[offset * 2] << 8) | buf[offset * 2 + 1]);
209 }
210
211 static void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *cdev,
212 const unsigned char *buf,
213 unsigned int len)
214 {
215 struct input_dev *input_dev = cdev->input_dev;
216
217 switch (cdev->chip.usb_id) {
218 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
219 snd_caiaq_input_report_abs(cdev, ABS_X, buf, 2);
220 snd_caiaq_input_report_abs(cdev, ABS_Y, buf, 0);
221 snd_caiaq_input_report_abs(cdev, ABS_Z, buf, 1);
222 break;
223 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
224 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
225 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
226 snd_caiaq_input_report_abs(cdev, ABS_X, buf, 0);
227 snd_caiaq_input_report_abs(cdev, ABS_Y, buf, 1);
228 snd_caiaq_input_report_abs(cdev, ABS_Z, buf, 2);
229 break;
230 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
231 snd_caiaq_input_report_abs(cdev, ABS_HAT0X, buf, 4);
232 snd_caiaq_input_report_abs(cdev, ABS_HAT0Y, buf, 2);
233 snd_caiaq_input_report_abs(cdev, ABS_HAT1X, buf, 6);
234 snd_caiaq_input_report_abs(cdev, ABS_HAT1Y, buf, 1);
235 snd_caiaq_input_report_abs(cdev, ABS_HAT2X, buf, 7);
236 snd_caiaq_input_report_abs(cdev, ABS_HAT2Y, buf, 0);
237 snd_caiaq_input_report_abs(cdev, ABS_HAT3X, buf, 5);
238 snd_caiaq_input_report_abs(cdev, ABS_HAT3Y, buf, 3);
239 break;
240 }
241
242 input_sync(input_dev);
243 }
244
245 static void snd_caiaq_input_read_erp(struct snd_usb_caiaqdev *cdev,
246 const char *buf, unsigned int len)
247 {
248 struct input_dev *input_dev = cdev->input_dev;
249 int i;
250
251 switch (cdev->chip.usb_id) {
252 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
253 i = decode_erp(buf[0], buf[1]);
254 input_report_abs(input_dev, ABS_X, i);
255 input_sync(input_dev);
256 break;
257 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
258 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
259 i = decode_erp(buf[7], buf[5]);
260 input_report_abs(input_dev, ABS_HAT0X, i);
261 i = decode_erp(buf[12], buf[14]);
262 input_report_abs(input_dev, ABS_HAT0Y, i);
263 i = decode_erp(buf[15], buf[13]);
264 input_report_abs(input_dev, ABS_HAT1X, i);
265 i = decode_erp(buf[0], buf[2]);
266 input_report_abs(input_dev, ABS_HAT1Y, i);
267 i = decode_erp(buf[3], buf[1]);
268 input_report_abs(input_dev, ABS_HAT2X, i);
269 i = decode_erp(buf[8], buf[10]);
270 input_report_abs(input_dev, ABS_HAT2Y, i);
271 i = decode_erp(buf[11], buf[9]);
272 input_report_abs(input_dev, ABS_HAT3X, i);
273 i = decode_erp(buf[4], buf[6]);
274 input_report_abs(input_dev, ABS_HAT3Y, i);
275 input_sync(input_dev);
276 break;
277
278 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):
279 /* 4 under the left screen */
280 input_report_abs(input_dev, ABS_HAT0X, decode_erp(buf[21], buf[20]));
281 input_report_abs(input_dev, ABS_HAT0Y, decode_erp(buf[15], buf[14]));
282 input_report_abs(input_dev, ABS_HAT1X, decode_erp(buf[9], buf[8]));
283 input_report_abs(input_dev, ABS_HAT1Y, decode_erp(buf[3], buf[2]));
284
285 /* 4 under the right screen */
286 input_report_abs(input_dev, ABS_HAT2X, decode_erp(buf[19], buf[18]));
287 input_report_abs(input_dev, ABS_HAT2Y, decode_erp(buf[13], buf[12]));
288 input_report_abs(input_dev, ABS_HAT3X, decode_erp(buf[7], buf[6]));
289 input_report_abs(input_dev, ABS_HAT3Y, decode_erp(buf[1], buf[0]));
290
291 /* volume */
292 input_report_abs(input_dev, ABS_RX, decode_erp(buf[17], buf[16]));
293 /* tempo */
294 input_report_abs(input_dev, ABS_RY, decode_erp(buf[11], buf[10]));
295 /* swing */
296 input_report_abs(input_dev, ABS_RZ, decode_erp(buf[5], buf[4]));
297
298 input_sync(input_dev);
299 break;
300 }
301 }
302
303 static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *cdev,
304 unsigned char *buf, unsigned int len)
305 {
306 struct input_dev *input_dev = cdev->input_dev;
307 unsigned short *keycode = input_dev->keycode;
308 int i;
309
310 if (!keycode)
311 return;
312
313 if (input_dev->id.product == USB_PID_RIGKONTROL2)
314 for (i = 0; i < len; i++)
315 buf[i] = ~buf[i];
316
317 for (i = 0; i < input_dev->keycodemax && i < len * 8; i++)
318 input_report_key(input_dev, keycode[i],
319 buf[i / 8] & (1 << (i % 8)));
320
321 switch (cdev->chip.usb_id) {
322 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
323 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
324 input_report_abs(cdev->input_dev, ABS_MISC, 255 - buf[4]);
325 break;
326 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
327 /* rotary encoders */
328 input_report_abs(cdev->input_dev, ABS_X, buf[5] & 0xf);
329 input_report_abs(cdev->input_dev, ABS_Y, buf[5] >> 4);
330 input_report_abs(cdev->input_dev, ABS_Z, buf[6] & 0xf);
331 input_report_abs(cdev->input_dev, ABS_MISC, buf[6] >> 4);
332 break;
333 }
334
335 input_sync(input_dev);
336 }
337
338 #define TKS4_MSGBLOCK_SIZE 16
339
340 static void snd_usb_caiaq_tks4_dispatch(struct snd_usb_caiaqdev *cdev,
341 const unsigned char *buf,
342 unsigned int len)
343 {
344 struct device *dev = caiaqdev_to_dev(cdev);
345
346 while (len) {
347 unsigned int i, block_id = (buf[0] << 8) | buf[1];
348
349 switch (block_id) {
350 case 0:
351 /* buttons */
352 for (i = 0; i < KONTROLS4_BUTTONS; i++)
353 input_report_key(cdev->input_dev, KONTROLS4_BUTTON(i),
354 (buf[4 + (i / 8)] >> (i % 8)) & 1);
355 break;
356
357 case 1:
358 /* left wheel */
359 input_report_abs(cdev->input_dev, KONTROLS4_ABS(36), buf[9] | ((buf[8] & 0x3) << 8));
360 /* right wheel */
361 input_report_abs(cdev->input_dev, KONTROLS4_ABS(37), buf[13] | ((buf[12] & 0x3) << 8));
362
363 /* rotary encoders */
364 input_report_abs(cdev->input_dev, KONTROLS4_ABS(38), buf[3] & 0xf);
365 input_report_abs(cdev->input_dev, KONTROLS4_ABS(39), buf[4] >> 4);
366 input_report_abs(cdev->input_dev, KONTROLS4_ABS(40), buf[4] & 0xf);
367 input_report_abs(cdev->input_dev, KONTROLS4_ABS(41), buf[5] >> 4);
368 input_report_abs(cdev->input_dev, KONTROLS4_ABS(42), buf[5] & 0xf);
369 input_report_abs(cdev->input_dev, KONTROLS4_ABS(43), buf[6] >> 4);
370 input_report_abs(cdev->input_dev, KONTROLS4_ABS(44), buf[6] & 0xf);
371 input_report_abs(cdev->input_dev, KONTROLS4_ABS(45), buf[7] >> 4);
372 input_report_abs(cdev->input_dev, KONTROLS4_ABS(46), buf[7] & 0xf);
373
374 break;
375 case 2:
376 /* Volume Fader Channel D */
377 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(0), buf, 1);
378 /* Volume Fader Channel B */
379 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(1), buf, 2);
380 /* Volume Fader Channel A */
381 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(2), buf, 3);
382 /* Volume Fader Channel C */
383 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(3), buf, 4);
384 /* Loop Volume */
385 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(4), buf, 6);
386 /* Crossfader */
387 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(7), buf, 7);
388
389 break;
390
391 case 3:
392 /* Tempo Fader R */
393 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(6), buf, 3);
394 /* Tempo Fader L */
395 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(5), buf, 4);
396 /* Mic Volume */
397 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(8), buf, 6);
398 /* Cue Mix */
399 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(9), buf, 7);
400
401 break;
402
403 case 4:
404 /* Wheel distance sensor L */
405 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(10), buf, 1);
406 /* Wheel distance sensor R */
407 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(11), buf, 2);
408 /* Channel D EQ - Filter */
409 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(12), buf, 3);
410 /* Channel D EQ - Low */
411 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(13), buf, 4);
412 /* Channel D EQ - Mid */
413 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(14), buf, 5);
414 /* Channel D EQ - Hi */
415 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(15), buf, 6);
416 /* FX2 - dry/wet */
417 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(16), buf, 7);
418
419 break;
420
421 case 5:
422 /* FX2 - 1 */
423 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(17), buf, 1);
424 /* FX2 - 2 */
425 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(18), buf, 2);
426 /* FX2 - 3 */
427 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(19), buf, 3);
428 /* Channel B EQ - Filter */
429 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(20), buf, 4);
430 /* Channel B EQ - Low */
431 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(21), buf, 5);
432 /* Channel B EQ - Mid */
433 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(22), buf, 6);
434 /* Channel B EQ - Hi */
435 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(23), buf, 7);
436
437 break;
438
439 case 6:
440 /* Channel A EQ - Filter */
441 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(24), buf, 1);
442 /* Channel A EQ - Low */
443 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(25), buf, 2);
444 /* Channel A EQ - Mid */
445 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(26), buf, 3);
446 /* Channel A EQ - Hi */
447 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(27), buf, 4);
448 /* Channel C EQ - Filter */
449 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(28), buf, 5);
450 /* Channel C EQ - Low */
451 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(29), buf, 6);
452 /* Channel C EQ - Mid */
453 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(30), buf, 7);
454
455 break;
456
457 case 7:
458 /* Channel C EQ - Hi */
459 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(31), buf, 1);
460 /* FX1 - wet/dry */
461 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(32), buf, 2);
462 /* FX1 - 1 */
463 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(33), buf, 3);
464 /* FX1 - 2 */
465 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(34), buf, 4);
466 /* FX1 - 3 */
467 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(35), buf, 5);
468
469 break;
470
471 default:
472 dev_dbg(dev, "%s(): bogus block (id %d)\n",
473 __func__, block_id);
474 return;
475 }
476
477 len -= TKS4_MSGBLOCK_SIZE;
478 buf += TKS4_MSGBLOCK_SIZE;
479 }
480
481 input_sync(cdev->input_dev);
482 }
483
484 #define MASCHINE_MSGBLOCK_SIZE 2
485
486 static void snd_usb_caiaq_maschine_dispatch(struct snd_usb_caiaqdev *cdev,
487 const unsigned char *buf,
488 unsigned int len)
489 {
490 unsigned int i, pad_id;
491 __le16 *pressure = (__le16 *) buf;
492
493 for (i = 0; i < MASCHINE_PADS; i++) {
494 pad_id = le16_to_cpu(*pressure) >> 12;
495 input_report_abs(cdev->input_dev, MASCHINE_PAD(pad_id),
496 le16_to_cpu(*pressure) & 0xfff);
497 pressure++;
498 }
499
500 input_sync(cdev->input_dev);
501 }
502
503 static void snd_usb_caiaq_ep4_reply_dispatch(struct urb *urb)
504 {
505 struct snd_usb_caiaqdev *cdev = urb->context;
506 unsigned char *buf = urb->transfer_buffer;
507 struct device *dev = &urb->dev->dev;
508 int ret;
509
510 if (urb->status || !cdev || urb != cdev->ep4_in_urb)
511 return;
512
513 switch (cdev->chip.usb_id) {
514 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
515 if (urb->actual_length < 24)
516 goto requeue;
517
518 if (buf[0] & 0x3)
519 snd_caiaq_input_read_io(cdev, buf + 1, 7);
520
521 if (buf[0] & 0x4)
522 snd_caiaq_input_read_analog(cdev, buf + 8, 16);
523
524 break;
525
526 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):
527 snd_usb_caiaq_tks4_dispatch(cdev, buf, urb->actual_length);
528 break;
529
530 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):
531 if (urb->actual_length < (MASCHINE_PADS * MASCHINE_MSGBLOCK_SIZE))
532 goto requeue;
533
534 snd_usb_caiaq_maschine_dispatch(cdev, buf, urb->actual_length);
535 break;
536 }
537
538 requeue:
539 cdev->ep4_in_urb->actual_length = 0;
540 ret = usb_submit_urb(cdev->ep4_in_urb, GFP_ATOMIC);
541 if (ret < 0)
542 dev_err(dev, "unable to submit urb. OOM!?\n");
543 }
544
545 static int snd_usb_caiaq_input_open(struct input_dev *idev)
546 {
547 struct snd_usb_caiaqdev *cdev = input_get_drvdata(idev);
548
549 if (!cdev)
550 return -EINVAL;
551
552 switch (cdev->chip.usb_id) {
553 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
554 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):
555 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):
556 if (usb_submit_urb(cdev->ep4_in_urb, GFP_KERNEL) != 0)
557 return -EIO;
558 break;
559 }
560
561 return 0;
562 }
563
564 static void snd_usb_caiaq_input_close(struct input_dev *idev)
565 {
566 struct snd_usb_caiaqdev *cdev = input_get_drvdata(idev);
567
568 if (!cdev)
569 return;
570
571 switch (cdev->chip.usb_id) {
572 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
573 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):
574 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):
575 usb_kill_urb(cdev->ep4_in_urb);
576 break;
577 }
578 }
579
580 void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *cdev,
581 char *buf,
582 unsigned int len)
583 {
584 if (!cdev->input_dev || len < 1)
585 return;
586
587 switch (buf[0]) {
588 case EP1_CMD_READ_ANALOG:
589 snd_caiaq_input_read_analog(cdev, buf + 1, len - 1);
590 break;
591 case EP1_CMD_READ_ERP:
592 snd_caiaq_input_read_erp(cdev, buf + 1, len - 1);
593 break;
594 case EP1_CMD_READ_IO:
595 snd_caiaq_input_read_io(cdev, buf + 1, len - 1);
596 break;
597 }
598 }
599
600 int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *cdev)
601 {
602 struct usb_device *usb_dev = cdev->chip.dev;
603 struct input_dev *input;
604 int i, ret = 0;
605
606 input = input_allocate_device();
607 if (!input)
608 return -ENOMEM;
609
610 usb_make_path(usb_dev, cdev->phys, sizeof(cdev->phys));
611 strlcat(cdev->phys, "/input0", sizeof(cdev->phys));
612
613 input->name = cdev->product_name;
614 input->phys = cdev->phys;
615 usb_to_input_id(usb_dev, &input->id);
616 input->dev.parent = &usb_dev->dev;
617
618 input_set_drvdata(input, cdev);
619
620 switch (cdev->chip.usb_id) {
621 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
622 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
623 input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) |
624 BIT_MASK(ABS_Z);
625 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_rk2));
626 memcpy(cdev->keycode, keycode_rk2, sizeof(keycode_rk2));
627 input->keycodemax = ARRAY_SIZE(keycode_rk2);
628 input_set_abs_params(input, ABS_X, 0, 4096, 0, 10);
629 input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10);
630 input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10);
631 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 0);
632 break;
633 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
634 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
635 input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) |
636 BIT_MASK(ABS_Z);
637 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_rk3));
638 memcpy(cdev->keycode, keycode_rk3, sizeof(keycode_rk3));
639 input->keycodemax = ARRAY_SIZE(keycode_rk3);
640 input_set_abs_params(input, ABS_X, 0, 1024, 0, 10);
641 input_set_abs_params(input, ABS_Y, 0, 1024, 0, 10);
642 input_set_abs_params(input, ABS_Z, 0, 1024, 0, 10);
643 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 0);
644 break;
645 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
646 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
647 input->absbit[0] = BIT_MASK(ABS_X);
648 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_ak1));
649 memcpy(cdev->keycode, keycode_ak1, sizeof(keycode_ak1));
650 input->keycodemax = ARRAY_SIZE(keycode_ak1);
651 input_set_abs_params(input, ABS_X, 0, 999, 0, 10);
652 snd_usb_caiaq_set_auto_msg(cdev, 1, 0, 5);
653 break;
654 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):
655 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):
656 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
657 input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) |
658 BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) |
659 BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) |
660 BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) |
661 BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) |
662 BIT_MASK(ABS_Z);
663 input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC);
664 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_kore));
665 memcpy(cdev->keycode, keycode_kore, sizeof(keycode_kore));
666 input->keycodemax = ARRAY_SIZE(keycode_kore);
667 input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10);
668 input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10);
669 input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10);
670 input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10);
671 input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10);
672 input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10);
673 input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10);
674 input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10);
675 input_set_abs_params(input, ABS_X, 0, 4096, 0, 10);
676 input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10);
677 input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10);
678 input_set_abs_params(input, ABS_MISC, 0, 255, 0, 1);
679 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5);
680 break;
681 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):
682 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
683 input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) |
684 BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) |
685 BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) |
686 BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) |
687 BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) |
688 BIT_MASK(ABS_Z);
689 input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC);
690 BUILD_BUG_ON(sizeof(cdev->keycode) < KONTROLX1_INPUTS);
691 for (i = 0; i < KONTROLX1_INPUTS; i++)
692 cdev->keycode[i] = BTN_MISC + i;
693 input->keycodemax = KONTROLX1_INPUTS;
694
695 /* analog potentiometers */
696 input_set_abs_params(input, ABS_HAT0X, 0, 4096, 0, 10);
697 input_set_abs_params(input, ABS_HAT0Y, 0, 4096, 0, 10);
698 input_set_abs_params(input, ABS_HAT1X, 0, 4096, 0, 10);
699 input_set_abs_params(input, ABS_HAT1Y, 0, 4096, 0, 10);
700 input_set_abs_params(input, ABS_HAT2X, 0, 4096, 0, 10);
701 input_set_abs_params(input, ABS_HAT2Y, 0, 4096, 0, 10);
702 input_set_abs_params(input, ABS_HAT3X, 0, 4096, 0, 10);
703 input_set_abs_params(input, ABS_HAT3Y, 0, 4096, 0, 10);
704
705 /* rotary encoders */
706 input_set_abs_params(input, ABS_X, 0, 0xf, 0, 1);
707 input_set_abs_params(input, ABS_Y, 0, 0xf, 0, 1);
708 input_set_abs_params(input, ABS_Z, 0, 0xf, 0, 1);
709 input_set_abs_params(input, ABS_MISC, 0, 0xf, 0, 1);
710
711 cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL);
712 if (!cdev->ep4_in_urb) {
713 ret = -ENOMEM;
714 goto exit_free_idev;
715 }
716
717 usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev,
718 usb_rcvbulkpipe(usb_dev, 0x4),
719 cdev->ep4_in_buf, EP4_BUFSIZE,
720 snd_usb_caiaq_ep4_reply_dispatch, cdev);
721
722 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5);
723
724 break;
725
726 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):
727 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
728 BUILD_BUG_ON(sizeof(cdev->keycode) < KONTROLS4_BUTTONS);
729 for (i = 0; i < KONTROLS4_BUTTONS; i++)
730 cdev->keycode[i] = KONTROLS4_BUTTON(i);
731 input->keycodemax = KONTROLS4_BUTTONS;
732
733 for (i = 0; i < KONTROLS4_AXIS; i++) {
734 int axis = KONTROLS4_ABS(i);
735 input->absbit[BIT_WORD(axis)] |= BIT_MASK(axis);
736 }
737
738 /* 36 analog potentiometers and faders */
739 for (i = 0; i < 36; i++)
740 input_set_abs_params(input, KONTROLS4_ABS(i), 0, 0xfff, 0, 10);
741
742 /* 2 encoder wheels */
743 input_set_abs_params(input, KONTROLS4_ABS(36), 0, 0x3ff, 0, 1);
744 input_set_abs_params(input, KONTROLS4_ABS(37), 0, 0x3ff, 0, 1);
745
746 /* 9 rotary encoders */
747 for (i = 0; i < 9; i++)
748 input_set_abs_params(input, KONTROLS4_ABS(38+i), 0, 0xf, 0, 1);
749
750 cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL);
751 if (!cdev->ep4_in_urb) {
752 ret = -ENOMEM;
753 goto exit_free_idev;
754 }
755
756 usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev,
757 usb_rcvbulkpipe(usb_dev, 0x4),
758 cdev->ep4_in_buf, EP4_BUFSIZE,
759 snd_usb_caiaq_ep4_reply_dispatch, cdev);
760
761 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5);
762
763 break;
764
765 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):
766 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
767 input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) |
768 BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) |
769 BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) |
770 BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) |
771 BIT_MASK(ABS_RX) | BIT_MASK(ABS_RY) |
772 BIT_MASK(ABS_RZ);
773
774 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_maschine));
775 memcpy(cdev->keycode, keycode_maschine, sizeof(keycode_maschine));
776 input->keycodemax = ARRAY_SIZE(keycode_maschine);
777
778 for (i = 0; i < MASCHINE_PADS; i++) {
779 input->absbit[0] |= MASCHINE_PAD(i);
780 input_set_abs_params(input, MASCHINE_PAD(i), 0, 0xfff, 5, 10);
781 }
782
783 input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10);
784 input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10);
785 input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10);
786 input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10);
787 input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10);
788 input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10);
789 input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10);
790 input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10);
791 input_set_abs_params(input, ABS_RX, 0, 999, 0, 10);
792 input_set_abs_params(input, ABS_RY, 0, 999, 0, 10);
793 input_set_abs_params(input, ABS_RZ, 0, 999, 0, 10);
794
795 cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL);
796 if (!cdev->ep4_in_urb) {
797 ret = -ENOMEM;
798 goto exit_free_idev;
799 }
800
801 usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev,
802 usb_rcvbulkpipe(usb_dev, 0x4),
803 cdev->ep4_in_buf, EP4_BUFSIZE,
804 snd_usb_caiaq_ep4_reply_dispatch, cdev);
805
806 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5);
807 break;
808
809 default:
810 /* no input methods supported on this device */
811 goto exit_free_idev;
812 }
813
814 input->open = snd_usb_caiaq_input_open;
815 input->close = snd_usb_caiaq_input_close;
816 input->keycode = cdev->keycode;
817 input->keycodesize = sizeof(unsigned short);
818 for (i = 0; i < input->keycodemax; i++)
819 __set_bit(cdev->keycode[i], input->keybit);
820
821 cdev->input_dev = input;
822
823 ret = input_register_device(input);
824 if (ret < 0)
825 goto exit_free_idev;
826
827 return 0;
828
829 exit_free_idev:
830 input_free_device(input);
831 cdev->input_dev = NULL;
832 return ret;
833 }
834
835 void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *cdev)
836 {
837 if (!cdev || !cdev->input_dev)
838 return;
839
840 usb_kill_urb(cdev->ep4_in_urb);
841 usb_free_urb(cdev->ep4_in_urb);
842 cdev->ep4_in_urb = NULL;
843
844 input_unregister_device(cdev->input_dev);
845 cdev->input_dev = NULL;
846 }
Linus' kernel tree