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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Copyright (c) 2006,2007 Daniel Mack, Tim Ruetz4*/5 6#include <linux/device.h>7#include <linux/gfp.h>8#include <linux/init.h>9#include <linux/usb.h>10#include <linux/usb/input.h>11#include <sound/core.h>12#include <sound/pcm.h>13 14#include "device.h"15#include "input.h"16 17static const unsigned short keycode_ak1[] = { KEY_C, KEY_B, KEY_A };18static const unsigned short keycode_rk2[] = { KEY_1, KEY_2, KEY_3, KEY_4,19 KEY_5, KEY_6, KEY_7 };20static const unsigned short keycode_rk3[] = { KEY_1, KEY_2, KEY_3, KEY_4,21 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9 };22 23static const unsigned short keycode_kore[] = {24 KEY_FN_F1, /* "menu" */25 KEY_FN_F7, /* "lcd backlight */26 KEY_FN_F2, /* "control" */27 KEY_FN_F3, /* "enter" */28 KEY_FN_F4, /* "view" */29 KEY_FN_F5, /* "esc" */30 KEY_FN_F6, /* "sound" */31 KEY_FN_F8, /* array spacer, never triggered. */32 KEY_RIGHT,33 KEY_DOWN,34 KEY_UP,35 KEY_LEFT,36 KEY_SOUND, /* "listen" */37 KEY_RECORD,38 KEY_PLAYPAUSE,39 KEY_STOP,40 BTN_4, /* 8 softkeys */41 BTN_3,42 BTN_2,43 BTN_1,44 BTN_8,45 BTN_7,46 BTN_6,47 BTN_5,48 KEY_BRL_DOT4, /* touch sensitive knobs */49 KEY_BRL_DOT3,50 KEY_BRL_DOT2,51 KEY_BRL_DOT1,52 KEY_BRL_DOT8,53 KEY_BRL_DOT7,54 KEY_BRL_DOT6,55 KEY_BRL_DOT556};57 58#define MASCHINE_BUTTONS (42)59#define MASCHINE_BUTTON(X) ((X) + BTN_MISC)60#define MASCHINE_PADS (16)61#define MASCHINE_PAD(X) ((X) + ABS_PRESSURE)62 63static const unsigned short keycode_maschine[] = {64 MASCHINE_BUTTON(40), /* mute */65 MASCHINE_BUTTON(39), /* solo */66 MASCHINE_BUTTON(38), /* select */67 MASCHINE_BUTTON(37), /* duplicate */68 MASCHINE_BUTTON(36), /* navigate */69 MASCHINE_BUTTON(35), /* pad mode */70 MASCHINE_BUTTON(34), /* pattern */71 MASCHINE_BUTTON(33), /* scene */72 KEY_RESERVED, /* spacer */73 74 MASCHINE_BUTTON(30), /* rec */75 MASCHINE_BUTTON(31), /* erase */76 MASCHINE_BUTTON(32), /* shift */77 MASCHINE_BUTTON(28), /* grid */78 MASCHINE_BUTTON(27), /* > */79 MASCHINE_BUTTON(26), /* < */80 MASCHINE_BUTTON(25), /* restart */81 82 MASCHINE_BUTTON(21), /* E */83 MASCHINE_BUTTON(22), /* F */84 MASCHINE_BUTTON(23), /* G */85 MASCHINE_BUTTON(24), /* H */86 MASCHINE_BUTTON(20), /* D */87 MASCHINE_BUTTON(19), /* C */88 MASCHINE_BUTTON(18), /* B */89 MASCHINE_BUTTON(17), /* A */90 91 MASCHINE_BUTTON(0), /* control */92 MASCHINE_BUTTON(2), /* browse */93 MASCHINE_BUTTON(4), /* < */94 MASCHINE_BUTTON(6), /* snap */95 MASCHINE_BUTTON(7), /* autowrite */96 MASCHINE_BUTTON(5), /* > */97 MASCHINE_BUTTON(3), /* sampling */98 MASCHINE_BUTTON(1), /* step */99 100 MASCHINE_BUTTON(15), /* 8 softkeys */101 MASCHINE_BUTTON(14),102 MASCHINE_BUTTON(13),103 MASCHINE_BUTTON(12),104 MASCHINE_BUTTON(11),105 MASCHINE_BUTTON(10),106 MASCHINE_BUTTON(9),107 MASCHINE_BUTTON(8),108 109 MASCHINE_BUTTON(16), /* note repeat */110 MASCHINE_BUTTON(29) /* play */111};112 113#define KONTROLX1_INPUTS (40)114#define KONTROLS4_BUTTONS (12 * 8)115#define KONTROLS4_AXIS (46)116 117#define KONTROLS4_BUTTON(X) ((X) + BTN_MISC)118#define KONTROLS4_ABS(X) ((X) + ABS_HAT0X)119 120#define DEG90 (range / 2)121#define DEG180 (range)122#define DEG270 (DEG90 + DEG180)123#define DEG360 (DEG180 * 2)124#define HIGH_PEAK (268)125#define LOW_PEAK (-7)126 127/* some of these devices have endless rotation potentiometers128 * built in which use two tapers, 90 degrees phase shifted.129 * this algorithm decodes them to one single value, ranging130 * from 0 to 999 */131static unsigned int decode_erp(unsigned char a, unsigned char b)132{133 int weight_a, weight_b;134 int pos_a, pos_b;135 int ret;136 int range = HIGH_PEAK - LOW_PEAK;137 int mid_value = (HIGH_PEAK + LOW_PEAK) / 2;138 139 weight_b = abs(mid_value - a) - (range / 2 - 100) / 2;140 141 if (weight_b < 0)142 weight_b = 0;143 144 if (weight_b > 100)145 weight_b = 100;146 147 weight_a = 100 - weight_b;148 149 if (a < mid_value) {150 /* 0..90 and 270..360 degrees */151 pos_b = b - LOW_PEAK + DEG270;152 if (pos_b >= DEG360)153 pos_b -= DEG360;154 } else155 /* 90..270 degrees */156 pos_b = HIGH_PEAK - b + DEG90;157 158 159 if (b > mid_value)160 /* 0..180 degrees */161 pos_a = a - LOW_PEAK;162 else163 /* 180..360 degrees */164 pos_a = HIGH_PEAK - a + DEG180;165 166 /* interpolate both slider values, depending on weight factors */167 /* 0..99 x DEG360 */168 ret = pos_a * weight_a + pos_b * weight_b;169 170 /* normalize to 0..999 */171 ret *= 10;172 ret /= DEG360;173 174 if (ret < 0)175 ret += 1000;176 177 if (ret >= 1000)178 ret -= 1000;179 180 return ret;181}182 183#undef DEG90184#undef DEG180185#undef DEG270186#undef DEG360187#undef HIGH_PEAK188#undef LOW_PEAK189 190static inline void snd_caiaq_input_report_abs(struct snd_usb_caiaqdev *cdev,191 int axis, const unsigned char *buf,192 int offset)193{194 input_report_abs(cdev->input_dev, axis,195 (buf[offset * 2] << 8) | buf[offset * 2 + 1]);196}197 198static void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *cdev,199 const unsigned char *buf,200 unsigned int len)201{202 struct input_dev *input_dev = cdev->input_dev;203 204 switch (cdev->chip.usb_id) {205 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):206 snd_caiaq_input_report_abs(cdev, ABS_X, buf, 2);207 snd_caiaq_input_report_abs(cdev, ABS_Y, buf, 0);208 snd_caiaq_input_report_abs(cdev, ABS_Z, buf, 1);209 break;210 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):211 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):212 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):213 snd_caiaq_input_report_abs(cdev, ABS_X, buf, 0);214 snd_caiaq_input_report_abs(cdev, ABS_Y, buf, 1);215 snd_caiaq_input_report_abs(cdev, ABS_Z, buf, 2);216 break;217 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):218 snd_caiaq_input_report_abs(cdev, ABS_HAT0X, buf, 4);219 snd_caiaq_input_report_abs(cdev, ABS_HAT0Y, buf, 2);220 snd_caiaq_input_report_abs(cdev, ABS_HAT1X, buf, 6);221 snd_caiaq_input_report_abs(cdev, ABS_HAT1Y, buf, 1);222 snd_caiaq_input_report_abs(cdev, ABS_HAT2X, buf, 7);223 snd_caiaq_input_report_abs(cdev, ABS_HAT2Y, buf, 0);224 snd_caiaq_input_report_abs(cdev, ABS_HAT3X, buf, 5);225 snd_caiaq_input_report_abs(cdev, ABS_HAT3Y, buf, 3);226 break;227 }228 229 input_sync(input_dev);230}231 232static void snd_caiaq_input_read_erp(struct snd_usb_caiaqdev *cdev,233 const char *buf, unsigned int len)234{235 struct input_dev *input_dev = cdev->input_dev;236 int i;237 238 switch (cdev->chip.usb_id) {239 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):240 i = decode_erp(buf[0], buf[1]);241 input_report_abs(input_dev, ABS_X, i);242 input_sync(input_dev);243 break;244 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):245 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):246 i = decode_erp(buf[7], buf[5]);247 input_report_abs(input_dev, ABS_HAT0X, i);248 i = decode_erp(buf[12], buf[14]);249 input_report_abs(input_dev, ABS_HAT0Y, i);250 i = decode_erp(buf[15], buf[13]);251 input_report_abs(input_dev, ABS_HAT1X, i);252 i = decode_erp(buf[0], buf[2]);253 input_report_abs(input_dev, ABS_HAT1Y, i);254 i = decode_erp(buf[3], buf[1]);255 input_report_abs(input_dev, ABS_HAT2X, i);256 i = decode_erp(buf[8], buf[10]);257 input_report_abs(input_dev, ABS_HAT2Y, i);258 i = decode_erp(buf[11], buf[9]);259 input_report_abs(input_dev, ABS_HAT3X, i);260 i = decode_erp(buf[4], buf[6]);261 input_report_abs(input_dev, ABS_HAT3Y, i);262 input_sync(input_dev);263 break;264 265 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):266 /* 4 under the left screen */267 input_report_abs(input_dev, ABS_HAT0X, decode_erp(buf[21], buf[20]));268 input_report_abs(input_dev, ABS_HAT0Y, decode_erp(buf[15], buf[14]));269 input_report_abs(input_dev, ABS_HAT1X, decode_erp(buf[9], buf[8]));270 input_report_abs(input_dev, ABS_HAT1Y, decode_erp(buf[3], buf[2]));271 272 /* 4 under the right screen */273 input_report_abs(input_dev, ABS_HAT2X, decode_erp(buf[19], buf[18]));274 input_report_abs(input_dev, ABS_HAT2Y, decode_erp(buf[13], buf[12]));275 input_report_abs(input_dev, ABS_HAT3X, decode_erp(buf[7], buf[6]));276 input_report_abs(input_dev, ABS_HAT3Y, decode_erp(buf[1], buf[0]));277 278 /* volume */279 input_report_abs(input_dev, ABS_RX, decode_erp(buf[17], buf[16]));280 /* tempo */281 input_report_abs(input_dev, ABS_RY, decode_erp(buf[11], buf[10]));282 /* swing */283 input_report_abs(input_dev, ABS_RZ, decode_erp(buf[5], buf[4]));284 285 input_sync(input_dev);286 break;287 }288}289 290static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *cdev,291 unsigned char *buf, unsigned int len)292{293 struct input_dev *input_dev = cdev->input_dev;294 unsigned short *keycode = input_dev->keycode;295 int i;296 297 if (!keycode)298 return;299 300 if (input_dev->id.product == USB_PID_RIGKONTROL2)301 for (i = 0; i < len; i++)302 buf[i] = ~buf[i];303 304 for (i = 0; i < input_dev->keycodemax && i < len * 8; i++)305 input_report_key(input_dev, keycode[i],306 buf[i / 8] & (1 << (i % 8)));307 308 switch (cdev->chip.usb_id) {309 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):310 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):311 input_report_abs(cdev->input_dev, ABS_MISC, 255 - buf[4]);312 break;313 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):314 /* rotary encoders */315 input_report_abs(cdev->input_dev, ABS_X, buf[5] & 0xf);316 input_report_abs(cdev->input_dev, ABS_Y, buf[5] >> 4);317 input_report_abs(cdev->input_dev, ABS_Z, buf[6] & 0xf);318 input_report_abs(cdev->input_dev, ABS_MISC, buf[6] >> 4);319 break;320 }321 322 input_sync(input_dev);323}324 325#define TKS4_MSGBLOCK_SIZE 16326 327static void snd_usb_caiaq_tks4_dispatch(struct snd_usb_caiaqdev *cdev,328 const unsigned char *buf,329 unsigned int len)330{331 struct device *dev = caiaqdev_to_dev(cdev);332 333 while (len) {334 unsigned int i, block_id = (buf[0] << 8) | buf[1];335 336 switch (block_id) {337 case 0:338 /* buttons */339 for (i = 0; i < KONTROLS4_BUTTONS; i++)340 input_report_key(cdev->input_dev, KONTROLS4_BUTTON(i),341 (buf[4 + (i / 8)] >> (i % 8)) & 1);342 break;343 344 case 1:345 /* left wheel */346 input_report_abs(cdev->input_dev, KONTROLS4_ABS(36), buf[9] | ((buf[8] & 0x3) << 8));347 /* right wheel */348 input_report_abs(cdev->input_dev, KONTROLS4_ABS(37), buf[13] | ((buf[12] & 0x3) << 8));349 350 /* rotary encoders */351 input_report_abs(cdev->input_dev, KONTROLS4_ABS(38), buf[3] & 0xf);352 input_report_abs(cdev->input_dev, KONTROLS4_ABS(39), buf[4] >> 4);353 input_report_abs(cdev->input_dev, KONTROLS4_ABS(40), buf[4] & 0xf);354 input_report_abs(cdev->input_dev, KONTROLS4_ABS(41), buf[5] >> 4);355 input_report_abs(cdev->input_dev, KONTROLS4_ABS(42), buf[5] & 0xf);356 input_report_abs(cdev->input_dev, KONTROLS4_ABS(43), buf[6] >> 4);357 input_report_abs(cdev->input_dev, KONTROLS4_ABS(44), buf[6] & 0xf);358 input_report_abs(cdev->input_dev, KONTROLS4_ABS(45), buf[7] >> 4);359 input_report_abs(cdev->input_dev, KONTROLS4_ABS(46), buf[7] & 0xf);360 361 break;362 case 2:363 /* Volume Fader Channel D */364 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(0), buf, 1);365 /* Volume Fader Channel B */366 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(1), buf, 2);367 /* Volume Fader Channel A */368 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(2), buf, 3);369 /* Volume Fader Channel C */370 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(3), buf, 4);371 /* Loop Volume */372 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(4), buf, 6);373 /* Crossfader */374 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(7), buf, 7);375 376 break;377 378 case 3:379 /* Tempo Fader R */380 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(6), buf, 3);381 /* Tempo Fader L */382 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(5), buf, 4);383 /* Mic Volume */384 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(8), buf, 6);385 /* Cue Mix */386 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(9), buf, 7);387 388 break;389 390 case 4:391 /* Wheel distance sensor L */392 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(10), buf, 1);393 /* Wheel distance sensor R */394 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(11), buf, 2);395 /* Channel D EQ - Filter */396 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(12), buf, 3);397 /* Channel D EQ - Low */398 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(13), buf, 4);399 /* Channel D EQ - Mid */400 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(14), buf, 5);401 /* Channel D EQ - Hi */402 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(15), buf, 6);403 /* FX2 - dry/wet */404 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(16), buf, 7);405 406 break;407 408 case 5:409 /* FX2 - 1 */410 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(17), buf, 1);411 /* FX2 - 2 */412 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(18), buf, 2);413 /* FX2 - 3 */414 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(19), buf, 3);415 /* Channel B EQ - Filter */416 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(20), buf, 4);417 /* Channel B EQ - Low */418 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(21), buf, 5);419 /* Channel B EQ - Mid */420 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(22), buf, 6);421 /* Channel B EQ - Hi */422 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(23), buf, 7);423 424 break;425 426 case 6:427 /* Channel A EQ - Filter */428 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(24), buf, 1);429 /* Channel A EQ - Low */430 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(25), buf, 2);431 /* Channel A EQ - Mid */432 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(26), buf, 3);433 /* Channel A EQ - Hi */434 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(27), buf, 4);435 /* Channel C EQ - Filter */436 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(28), buf, 5);437 /* Channel C EQ - Low */438 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(29), buf, 6);439 /* Channel C EQ - Mid */440 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(30), buf, 7);441 442 break;443 444 case 7:445 /* Channel C EQ - Hi */446 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(31), buf, 1);447 /* FX1 - wet/dry */448 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(32), buf, 2);449 /* FX1 - 1 */450 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(33), buf, 3);451 /* FX1 - 2 */452 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(34), buf, 4);453 /* FX1 - 3 */454 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(35), buf, 5);455 456 break;457 458 default:459 dev_dbg(dev, "%s(): bogus block (id %d)\n",460 __func__, block_id);461 return;462 }463 464 len -= TKS4_MSGBLOCK_SIZE;465 buf += TKS4_MSGBLOCK_SIZE;466 }467 468 input_sync(cdev->input_dev);469}470 471#define MASCHINE_MSGBLOCK_SIZE 2472 473static void snd_usb_caiaq_maschine_dispatch(struct snd_usb_caiaqdev *cdev,474 const unsigned char *buf,475 unsigned int len)476{477 unsigned int i, pad_id;478 __le16 *pressure = (__le16 *) buf;479 480 for (i = 0; i < MASCHINE_PADS; i++) {481 pad_id = le16_to_cpu(*pressure) >> 12;482 input_report_abs(cdev->input_dev, MASCHINE_PAD(pad_id),483 le16_to_cpu(*pressure) & 0xfff);484 pressure++;485 }486 487 input_sync(cdev->input_dev);488}489 490static void snd_usb_caiaq_ep4_reply_dispatch(struct urb *urb)491{492 struct snd_usb_caiaqdev *cdev = urb->context;493 unsigned char *buf = urb->transfer_buffer;494 struct device *dev = &urb->dev->dev;495 int ret;496 497 if (urb->status || !cdev || urb != cdev->ep4_in_urb)498 return;499 500 switch (cdev->chip.usb_id) {501 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):502 if (urb->actual_length < 24)503 goto requeue;504 505 if (buf[0] & 0x3)506 snd_caiaq_input_read_io(cdev, buf + 1, 7);507 508 if (buf[0] & 0x4)509 snd_caiaq_input_read_analog(cdev, buf + 8, 16);510 511 break;512 513 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):514 snd_usb_caiaq_tks4_dispatch(cdev, buf, urb->actual_length);515 break;516 517 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):518 if (urb->actual_length < (MASCHINE_PADS * MASCHINE_MSGBLOCK_SIZE))519 goto requeue;520 521 snd_usb_caiaq_maschine_dispatch(cdev, buf, urb->actual_length);522 break;523 }524 525requeue:526 cdev->ep4_in_urb->actual_length = 0;527 ret = usb_submit_urb(cdev->ep4_in_urb, GFP_ATOMIC);528 if (ret < 0)529 dev_err(dev, "unable to submit urb. OOM!?\n");530}531 532static int snd_usb_caiaq_input_open(struct input_dev *idev)533{534 struct snd_usb_caiaqdev *cdev = input_get_drvdata(idev);535 536 if (!cdev)537 return -EINVAL;538 539 switch (cdev->chip.usb_id) {540 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):541 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):542 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):543 if (usb_submit_urb(cdev->ep4_in_urb, GFP_KERNEL) != 0)544 return -EIO;545 break;546 }547 548 return 0;549}550 551static void snd_usb_caiaq_input_close(struct input_dev *idev)552{553 struct snd_usb_caiaqdev *cdev = input_get_drvdata(idev);554 555 if (!cdev)556 return;557 558 switch (cdev->chip.usb_id) {559 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):560 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):561 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):562 usb_kill_urb(cdev->ep4_in_urb);563 break;564 }565}566 567void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *cdev,568 char *buf,569 unsigned int len)570{571 if (!cdev->input_dev || len < 1)572 return;573 574 switch (buf[0]) {575 case EP1_CMD_READ_ANALOG:576 snd_caiaq_input_read_analog(cdev, buf + 1, len - 1);577 break;578 case EP1_CMD_READ_ERP:579 snd_caiaq_input_read_erp(cdev, buf + 1, len - 1);580 break;581 case EP1_CMD_READ_IO:582 snd_caiaq_input_read_io(cdev, buf + 1, len - 1);583 break;584 }585}586 587int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *cdev)588{589 struct usb_device *usb_dev = cdev->chip.dev;590 struct input_dev *input;591 int i, ret = 0;592 593 input = input_allocate_device();594 if (!input)595 return -ENOMEM;596 597 usb_make_path(usb_dev, cdev->phys, sizeof(cdev->phys));598 strlcat(cdev->phys, "/input0", sizeof(cdev->phys));599 600 input->name = cdev->product_name;601 input->phys = cdev->phys;602 usb_to_input_id(usb_dev, &input->id);603 input->dev.parent = &usb_dev->dev;604 605 input_set_drvdata(input, cdev);606 607 switch (cdev->chip.usb_id) {608 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):609 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);610 input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) |611 BIT_MASK(ABS_Z);612 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_rk2));613 memcpy(cdev->keycode, keycode_rk2, sizeof(keycode_rk2));614 input->keycodemax = ARRAY_SIZE(keycode_rk2);615 input_set_abs_params(input, ABS_X, 0, 4096, 0, 10);616 input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10);617 input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10);618 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 0);619 break;620 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):621 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);622 input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) |623 BIT_MASK(ABS_Z);624 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_rk3));625 memcpy(cdev->keycode, keycode_rk3, sizeof(keycode_rk3));626 input->keycodemax = ARRAY_SIZE(keycode_rk3);627 input_set_abs_params(input, ABS_X, 0, 1024, 0, 10);628 input_set_abs_params(input, ABS_Y, 0, 1024, 0, 10);629 input_set_abs_params(input, ABS_Z, 0, 1024, 0, 10);630 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 0);631 break;632 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):633 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);634 input->absbit[0] = BIT_MASK(ABS_X);635 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_ak1));636 memcpy(cdev->keycode, keycode_ak1, sizeof(keycode_ak1));637 input->keycodemax = ARRAY_SIZE(keycode_ak1);638 input_set_abs_params(input, ABS_X, 0, 999, 0, 10);639 snd_usb_caiaq_set_auto_msg(cdev, 1, 0, 5);640 break;641 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER):642 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2):643 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);644 input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) |645 BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) |646 BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) |647 BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) |648 BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) |649 BIT_MASK(ABS_Z);650 input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC);651 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_kore));652 memcpy(cdev->keycode, keycode_kore, sizeof(keycode_kore));653 input->keycodemax = ARRAY_SIZE(keycode_kore);654 input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10);655 input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10);656 input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10);657 input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10);658 input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10);659 input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10);660 input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10);661 input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10);662 input_set_abs_params(input, ABS_X, 0, 4096, 0, 10);663 input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10);664 input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10);665 input_set_abs_params(input, ABS_MISC, 0, 255, 0, 1);666 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5);667 break;668 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1):669 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);670 input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) |671 BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) |672 BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) |673 BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) |674 BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) |675 BIT_MASK(ABS_Z);676 input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC);677 BUILD_BUG_ON(sizeof(cdev->keycode) < KONTROLX1_INPUTS);678 for (i = 0; i < KONTROLX1_INPUTS; i++)679 cdev->keycode[i] = BTN_MISC + i;680 input->keycodemax = KONTROLX1_INPUTS;681 682 /* analog potentiometers */683 input_set_abs_params(input, ABS_HAT0X, 0, 4096, 0, 10);684 input_set_abs_params(input, ABS_HAT0Y, 0, 4096, 0, 10);685 input_set_abs_params(input, ABS_HAT1X, 0, 4096, 0, 10);686 input_set_abs_params(input, ABS_HAT1Y, 0, 4096, 0, 10);687 input_set_abs_params(input, ABS_HAT2X, 0, 4096, 0, 10);688 input_set_abs_params(input, ABS_HAT2Y, 0, 4096, 0, 10);689 input_set_abs_params(input, ABS_HAT3X, 0, 4096, 0, 10);690 input_set_abs_params(input, ABS_HAT3Y, 0, 4096, 0, 10);691 692 /* rotary encoders */693 input_set_abs_params(input, ABS_X, 0, 0xf, 0, 1);694 input_set_abs_params(input, ABS_Y, 0, 0xf, 0, 1);695 input_set_abs_params(input, ABS_Z, 0, 0xf, 0, 1);696 input_set_abs_params(input, ABS_MISC, 0, 0xf, 0, 1);697 698 cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL);699 if (!cdev->ep4_in_urb) {700 ret = -ENOMEM;701 goto exit_free_idev;702 }703 704 usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev,705 usb_rcvbulkpipe(usb_dev, 0x4),706 cdev->ep4_in_buf, EP4_BUFSIZE,707 snd_usb_caiaq_ep4_reply_dispatch, cdev);708 ret = usb_urb_ep_type_check(cdev->ep4_in_urb);709 if (ret < 0)710 goto exit_free_idev;711 712 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5);713 714 break;715 716 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4):717 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);718 BUILD_BUG_ON(sizeof(cdev->keycode) < KONTROLS4_BUTTONS);719 for (i = 0; i < KONTROLS4_BUTTONS; i++)720 cdev->keycode[i] = KONTROLS4_BUTTON(i);721 input->keycodemax = KONTROLS4_BUTTONS;722 723 for (i = 0; i < KONTROLS4_AXIS; i++) {724 int axis = KONTROLS4_ABS(i);725 input->absbit[BIT_WORD(axis)] |= BIT_MASK(axis);726 }727 728 /* 36 analog potentiometers and faders */729 for (i = 0; i < 36; i++)730 input_set_abs_params(input, KONTROLS4_ABS(i), 0, 0xfff, 0, 10);731 732 /* 2 encoder wheels */733 input_set_abs_params(input, KONTROLS4_ABS(36), 0, 0x3ff, 0, 1);734 input_set_abs_params(input, KONTROLS4_ABS(37), 0, 0x3ff, 0, 1);735 736 /* 9 rotary encoders */737 for (i = 0; i < 9; i++)738 input_set_abs_params(input, KONTROLS4_ABS(38+i), 0, 0xf, 0, 1);739 740 cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL);741 if (!cdev->ep4_in_urb) {742 ret = -ENOMEM;743 goto exit_free_idev;744 }745 746 usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev,747 usb_rcvbulkpipe(usb_dev, 0x4),748 cdev->ep4_in_buf, EP4_BUFSIZE,749 snd_usb_caiaq_ep4_reply_dispatch, cdev);750 ret = usb_urb_ep_type_check(cdev->ep4_in_urb);751 if (ret < 0)752 goto exit_free_idev;753 754 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5);755 756 break;757 758 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER):759 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);760 input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) |761 BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) |762 BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) |763 BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) |764 BIT_MASK(ABS_RX) | BIT_MASK(ABS_RY) |765 BIT_MASK(ABS_RZ);766 767 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_maschine));768 memcpy(cdev->keycode, keycode_maschine, sizeof(keycode_maschine));769 input->keycodemax = ARRAY_SIZE(keycode_maschine);770 771 for (i = 0; i < MASCHINE_PADS; i++) {772 input->absbit[0] |= MASCHINE_PAD(i);773 input_set_abs_params(input, MASCHINE_PAD(i), 0, 0xfff, 5, 10);774 }775 776 input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10);777 input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10);778 input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10);779 input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10);780 input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10);781 input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10);782 input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10);783 input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10);784 input_set_abs_params(input, ABS_RX, 0, 999, 0, 10);785 input_set_abs_params(input, ABS_RY, 0, 999, 0, 10);786 input_set_abs_params(input, ABS_RZ, 0, 999, 0, 10);787 788 cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL);789 if (!cdev->ep4_in_urb) {790 ret = -ENOMEM;791 goto exit_free_idev;792 }793 794 usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev,795 usb_rcvbulkpipe(usb_dev, 0x4),796 cdev->ep4_in_buf, EP4_BUFSIZE,797 snd_usb_caiaq_ep4_reply_dispatch, cdev);798 ret = usb_urb_ep_type_check(cdev->ep4_in_urb);799 if (ret < 0)800 goto exit_free_idev;801 802 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5);803 break;804 805 default:806 /* no input methods supported on this device */807 ret = -EINVAL;808 goto exit_free_idev;809 }810 811 input->open = snd_usb_caiaq_input_open;812 input->close = snd_usb_caiaq_input_close;813 input->keycode = cdev->keycode;814 input->keycodesize = sizeof(unsigned short);815 for (i = 0; i < input->keycodemax; i++)816 __set_bit(cdev->keycode[i], input->keybit);817 818 cdev->input_dev = input;819 820 ret = input_register_device(input);821 if (ret < 0)822 goto exit_free_idev;823 824 return 0;825 826exit_free_idev:827 input_free_device(input);828 cdev->input_dev = NULL;829 return ret;830}831 832void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *cdev)833{834 if (!cdev || !cdev->input_dev)835 return;836 837 usb_kill_urb(cdev->ep4_in_urb);838 usb_free_urb(cdev->ep4_in_urb);839 cdev->ep4_in_urb = NULL;840 841 input_unregister_device(cdev->input_dev);842 cdev->input_dev = NULL;843}844