1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Copyright (c) 2006,2007 Daniel Mack, Tim Ruetz 4 */ 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 17 static const unsigned short keycode_ak1[] = { KEY_C, KEY_B, KEY_A }; 18 static const unsigned short keycode_rk2[] = { KEY_1, KEY_2, KEY_3, KEY_4, 19 KEY_5, KEY_6, KEY_7 }; 20 static 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 23 static 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_DOT5 56 }; 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 63 static 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 potentiometers 128 * built in which use two tapers, 90 degrees phase shifted. 129 * this algorithm decodes them to one single value, ranging 130 * from 0 to 999 */ 131 static 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 } else 155 /* 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 else 163 /* 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 DEG90 184 #undef DEG180 185 #undef DEG270 186 #undef DEG360 187 #undef HIGH_PEAK 188 #undef LOW_PEAK 189 190 static 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 } 197 198 static 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 } 231 232 static 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 if (len < 2) 241 return; 242 i = decode_erp(buf[0], buf[1]); 243 input_report_abs(input_dev, ABS_X, i); 244 input_sync(input_dev); 245 break; 246 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): 247 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): 248 if (len < 16) 249 return; 250 i = decode_erp(buf[7], buf[5]); 251 input_report_abs(input_dev, ABS_HAT0X, i); 252 i = decode_erp(buf[12], buf[14]); 253 input_report_abs(input_dev, ABS_HAT0Y, i); 254 i = decode_erp(buf[15], buf[13]); 255 input_report_abs(input_dev, ABS_HAT1X, i); 256 i = decode_erp(buf[0], buf[2]); 257 input_report_abs(input_dev, ABS_HAT1Y, i); 258 i = decode_erp(buf[3], buf[1]); 259 input_report_abs(input_dev, ABS_HAT2X, i); 260 i = decode_erp(buf[8], buf[10]); 261 input_report_abs(input_dev, ABS_HAT2Y, i); 262 i = decode_erp(buf[11], buf[9]); 263 input_report_abs(input_dev, ABS_HAT3X, i); 264 i = decode_erp(buf[4], buf[6]); 265 input_report_abs(input_dev, ABS_HAT3Y, i); 266 input_sync(input_dev); 267 break; 268 269 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): 270 if (len < 22) 271 return; 272 /* 4 under the left screen */ 273 input_report_abs(input_dev, ABS_HAT0X, decode_erp(buf[21], buf[20])); 274 input_report_abs(input_dev, ABS_HAT0Y, decode_erp(buf[15], buf[14])); 275 input_report_abs(input_dev, ABS_HAT1X, decode_erp(buf[9], buf[8])); 276 input_report_abs(input_dev, ABS_HAT1Y, decode_erp(buf[3], buf[2])); 277 278 /* 4 under the right screen */ 279 input_report_abs(input_dev, ABS_HAT2X, decode_erp(buf[19], buf[18])); 280 input_report_abs(input_dev, ABS_HAT2Y, decode_erp(buf[13], buf[12])); 281 input_report_abs(input_dev, ABS_HAT3X, decode_erp(buf[7], buf[6])); 282 input_report_abs(input_dev, ABS_HAT3Y, decode_erp(buf[1], buf[0])); 283 284 /* volume */ 285 input_report_abs(input_dev, ABS_RX, decode_erp(buf[17], buf[16])); 286 /* tempo */ 287 input_report_abs(input_dev, ABS_RY, decode_erp(buf[11], buf[10])); 288 /* swing */ 289 input_report_abs(input_dev, ABS_RZ, decode_erp(buf[5], buf[4])); 290 291 input_sync(input_dev); 292 break; 293 } 294 } 295 296 static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *cdev, 297 unsigned char *buf, unsigned int len) 298 { 299 struct input_dev *input_dev = cdev->input_dev; 300 unsigned short *keycode = input_dev->keycode; 301 int i; 302 303 if (!keycode) 304 return; 305 306 if (input_dev->id.product == USB_PID_RIGKONTROL2) 307 for (i = 0; i < len; i++) 308 buf[i] = ~buf[i]; 309 310 for (i = 0; i < input_dev->keycodemax && i < len * 8; i++) 311 input_report_key(input_dev, keycode[i], 312 buf[i / 8] & (1 << (i % 8))); 313 314 switch (cdev->chip.usb_id) { 315 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): 316 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): 317 if (len < 5) 318 return; 319 input_report_abs(cdev->input_dev, ABS_MISC, 255 - buf[4]); 320 break; 321 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): 322 if (len < 7) 323 return; 324 /* rotary encoders */ 325 input_report_abs(cdev->input_dev, ABS_X, buf[5] & 0xf); 326 input_report_abs(cdev->input_dev, ABS_Y, buf[5] >> 4); 327 input_report_abs(cdev->input_dev, ABS_Z, buf[6] & 0xf); 328 input_report_abs(cdev->input_dev, ABS_MISC, buf[6] >> 4); 329 break; 330 } 331 332 input_sync(input_dev); 333 } 334 335 #define TKS4_MSGBLOCK_SIZE 16 336 337 static void snd_usb_caiaq_tks4_dispatch(struct snd_usb_caiaqdev *cdev, 338 const unsigned char *buf, 339 unsigned int len) 340 { 341 struct device *dev = caiaqdev_to_dev(cdev); 342 343 while (len >= TKS4_MSGBLOCK_SIZE) { 344 unsigned int i, block_id = (buf[0] << 8) | buf[1]; 345 346 switch (block_id) { 347 case 0: 348 /* buttons */ 349 for (i = 0; i < KONTROLS4_BUTTONS; i++) 350 input_report_key(cdev->input_dev, KONTROLS4_BUTTON(i), 351 (buf[4 + (i / 8)] >> (i % 8)) & 1); 352 break; 353 354 case 1: 355 /* left wheel */ 356 input_report_abs(cdev->input_dev, KONTROLS4_ABS(36), buf[9] | ((buf[8] & 0x3) << 8)); 357 /* right wheel */ 358 input_report_abs(cdev->input_dev, KONTROLS4_ABS(37), buf[13] | ((buf[12] & 0x3) << 8)); 359 360 /* rotary encoders */ 361 input_report_abs(cdev->input_dev, KONTROLS4_ABS(38), buf[3] & 0xf); 362 input_report_abs(cdev->input_dev, KONTROLS4_ABS(39), buf[4] >> 4); 363 input_report_abs(cdev->input_dev, KONTROLS4_ABS(40), buf[4] & 0xf); 364 input_report_abs(cdev->input_dev, KONTROLS4_ABS(41), buf[5] >> 4); 365 input_report_abs(cdev->input_dev, KONTROLS4_ABS(42), buf[5] & 0xf); 366 input_report_abs(cdev->input_dev, KONTROLS4_ABS(43), buf[6] >> 4); 367 input_report_abs(cdev->input_dev, KONTROLS4_ABS(44), buf[6] & 0xf); 368 input_report_abs(cdev->input_dev, KONTROLS4_ABS(45), buf[7] >> 4); 369 input_report_abs(cdev->input_dev, KONTROLS4_ABS(46), buf[7] & 0xf); 370 371 break; 372 case 2: 373 /* Volume Fader Channel D */ 374 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(0), buf, 1); 375 /* Volume Fader Channel B */ 376 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(1), buf, 2); 377 /* Volume Fader Channel A */ 378 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(2), buf, 3); 379 /* Volume Fader Channel C */ 380 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(3), buf, 4); 381 /* Loop Volume */ 382 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(4), buf, 6); 383 /* Crossfader */ 384 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(7), buf, 7); 385 386 break; 387 388 case 3: 389 /* Tempo Fader R */ 390 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(6), buf, 3); 391 /* Tempo Fader L */ 392 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(5), buf, 4); 393 /* Mic Volume */ 394 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(8), buf, 6); 395 /* Cue Mix */ 396 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(9), buf, 7); 397 398 break; 399 400 case 4: 401 /* Wheel distance sensor L */ 402 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(10), buf, 1); 403 /* Wheel distance sensor R */ 404 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(11), buf, 2); 405 /* Channel D EQ - Filter */ 406 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(12), buf, 3); 407 /* Channel D EQ - Low */ 408 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(13), buf, 4); 409 /* Channel D EQ - Mid */ 410 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(14), buf, 5); 411 /* Channel D EQ - Hi */ 412 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(15), buf, 6); 413 /* FX2 - dry/wet */ 414 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(16), buf, 7); 415 416 break; 417 418 case 5: 419 /* FX2 - 1 */ 420 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(17), buf, 1); 421 /* FX2 - 2 */ 422 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(18), buf, 2); 423 /* FX2 - 3 */ 424 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(19), buf, 3); 425 /* Channel B EQ - Filter */ 426 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(20), buf, 4); 427 /* Channel B EQ - Low */ 428 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(21), buf, 5); 429 /* Channel B EQ - Mid */ 430 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(22), buf, 6); 431 /* Channel B EQ - Hi */ 432 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(23), buf, 7); 433 434 break; 435 436 case 6: 437 /* Channel A EQ - Filter */ 438 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(24), buf, 1); 439 /* Channel A EQ - Low */ 440 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(25), buf, 2); 441 /* Channel A EQ - Mid */ 442 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(26), buf, 3); 443 /* Channel A EQ - Hi */ 444 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(27), buf, 4); 445 /* Channel C EQ - Filter */ 446 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(28), buf, 5); 447 /* Channel C EQ - Low */ 448 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(29), buf, 6); 449 /* Channel C EQ - Mid */ 450 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(30), buf, 7); 451 452 break; 453 454 case 7: 455 /* Channel C EQ - Hi */ 456 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(31), buf, 1); 457 /* FX1 - wet/dry */ 458 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(32), buf, 2); 459 /* FX1 - 1 */ 460 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(33), buf, 3); 461 /* FX1 - 2 */ 462 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(34), buf, 4); 463 /* FX1 - 3 */ 464 snd_caiaq_input_report_abs(cdev, KONTROLS4_ABS(35), buf, 5); 465 466 break; 467 468 default: 469 dev_dbg(dev, "%s(): bogus block (id %d)\n", 470 __func__, block_id); 471 return; 472 } 473 474 len -= TKS4_MSGBLOCK_SIZE; 475 buf += TKS4_MSGBLOCK_SIZE; 476 } 477 478 input_sync(cdev->input_dev); 479 } 480 481 #define MASCHINE_MSGBLOCK_SIZE 2 482 483 static void snd_usb_caiaq_maschine_dispatch(struct snd_usb_caiaqdev *cdev, 484 const unsigned char *buf, 485 unsigned int len) 486 { 487 unsigned int i, pad_id; 488 __le16 *pressure = (__le16 *) buf; 489 490 for (i = 0; i < MASCHINE_PADS; i++) { 491 pad_id = le16_to_cpu(*pressure) >> 12; 492 input_report_abs(cdev->input_dev, MASCHINE_PAD(pad_id), 493 le16_to_cpu(*pressure) & 0xfff); 494 pressure++; 495 } 496 497 input_sync(cdev->input_dev); 498 } 499 500 static void snd_usb_caiaq_ep4_reply_dispatch(struct urb *urb) 501 { 502 struct snd_usb_caiaqdev *cdev = urb->context; 503 unsigned char *buf = urb->transfer_buffer; 504 struct device *dev = &urb->dev->dev; 505 int ret; 506 507 if (urb->status || !cdev || urb != cdev->ep4_in_urb) 508 return; 509 510 switch (cdev->chip.usb_id) { 511 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): 512 if (urb->actual_length < 24) 513 goto requeue; 514 515 if (buf[0] & 0x3) 516 snd_caiaq_input_read_io(cdev, buf + 1, 7); 517 518 if (buf[0] & 0x4) 519 snd_caiaq_input_read_analog(cdev, buf + 8, 16); 520 521 break; 522 523 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): 524 snd_usb_caiaq_tks4_dispatch(cdev, buf, urb->actual_length); 525 break; 526 527 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): 528 if (urb->actual_length < (MASCHINE_PADS * MASCHINE_MSGBLOCK_SIZE)) 529 goto requeue; 530 531 snd_usb_caiaq_maschine_dispatch(cdev, buf, urb->actual_length); 532 break; 533 } 534 535 requeue: 536 cdev->ep4_in_urb->actual_length = 0; 537 ret = usb_submit_urb(cdev->ep4_in_urb, GFP_ATOMIC); 538 if (ret < 0) 539 dev_err(dev, "unable to submit urb. OOM!?\n"); 540 } 541 542 static int snd_usb_caiaq_input_open(struct input_dev *idev) 543 { 544 struct snd_usb_caiaqdev *cdev = input_get_drvdata(idev); 545 546 if (!cdev) 547 return -EINVAL; 548 549 switch (cdev->chip.usb_id) { 550 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): 551 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): 552 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): 553 if (usb_submit_urb(cdev->ep4_in_urb, GFP_KERNEL) != 0) 554 return -EIO; 555 break; 556 } 557 558 return 0; 559 } 560 561 static void snd_usb_caiaq_input_close(struct input_dev *idev) 562 { 563 struct snd_usb_caiaqdev *cdev = input_get_drvdata(idev); 564 565 if (!cdev) 566 return; 567 568 switch (cdev->chip.usb_id) { 569 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): 570 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLS4): 571 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): 572 usb_kill_urb(cdev->ep4_in_urb); 573 break; 574 } 575 } 576 577 void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *cdev, 578 char *buf, 579 unsigned int len) 580 { 581 if (!cdev->input_dev || len < 1) 582 return; 583 584 switch (buf[0]) { 585 case EP1_CMD_READ_ANALOG: 586 snd_caiaq_input_read_analog(cdev, buf + 1, len - 1); 587 break; 588 case EP1_CMD_READ_ERP: 589 snd_caiaq_input_read_erp(cdev, buf + 1, len - 1); 590 break; 591 case EP1_CMD_READ_IO: 592 snd_caiaq_input_read_io(cdev, buf + 1, len - 1); 593 break; 594 } 595 } 596 597 int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *cdev) 598 { 599 struct usb_device *usb_dev = cdev->chip.dev; 600 struct input_dev *input; 601 int i, ret = 0; 602 603 input = input_allocate_device(); 604 if (!input) 605 return -ENOMEM; 606 607 usb_make_path(usb_dev, cdev->phys, sizeof(cdev->phys)); 608 strlcat(cdev->phys, "/input0", sizeof(cdev->phys)); 609 610 input->name = cdev->product_name; 611 input->phys = cdev->phys; 612 usb_to_input_id(usb_dev, &input->id); 613 input->dev.parent = &usb_dev->dev; 614 615 input_set_drvdata(input, cdev); 616 617 switch (cdev->chip.usb_id) { 618 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): 619 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); 620 input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | 621 BIT_MASK(ABS_Z); 622 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_rk2)); 623 memcpy(cdev->keycode, keycode_rk2, sizeof(keycode_rk2)); 624 input->keycodemax = ARRAY_SIZE(keycode_rk2); 625 input_set_abs_params(input, ABS_X, 0, 4096, 0, 10); 626 input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10); 627 input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10); 628 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 0); 629 break; 630 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): 631 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); 632 input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | 633 BIT_MASK(ABS_Z); 634 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_rk3)); 635 memcpy(cdev->keycode, keycode_rk3, sizeof(keycode_rk3)); 636 input->keycodemax = ARRAY_SIZE(keycode_rk3); 637 input_set_abs_params(input, ABS_X, 0, 1024, 0, 10); 638 input_set_abs_params(input, ABS_Y, 0, 1024, 0, 10); 639 input_set_abs_params(input, ABS_Z, 0, 1024, 0, 10); 640 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 0); 641 break; 642 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): 643 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); 644 input->absbit[0] = BIT_MASK(ABS_X); 645 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_ak1)); 646 memcpy(cdev->keycode, keycode_ak1, sizeof(keycode_ak1)); 647 input->keycodemax = ARRAY_SIZE(keycode_ak1); 648 input_set_abs_params(input, ABS_X, 0, 999, 0, 10); 649 snd_usb_caiaq_set_auto_msg(cdev, 1, 0, 5); 650 break; 651 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER): 652 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_KORECONTROLLER2): 653 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); 654 input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | 655 BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) | 656 BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) | 657 BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) | 658 BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | 659 BIT_MASK(ABS_Z); 660 input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); 661 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_kore)); 662 memcpy(cdev->keycode, keycode_kore, sizeof(keycode_kore)); 663 input->keycodemax = ARRAY_SIZE(keycode_kore); 664 input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10); 665 input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10); 666 input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10); 667 input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10); 668 input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10); 669 input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10); 670 input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10); 671 input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10); 672 input_set_abs_params(input, ABS_X, 0, 4096, 0, 10); 673 input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10); 674 input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10); 675 input_set_abs_params(input, ABS_MISC, 0, 255, 0, 1); 676 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5); 677 break; 678 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_TRAKTORKONTROLX1): 679 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); 680 input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | 681 BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) | 682 BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) | 683 BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) | 684 BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) | 685 BIT_MASK(ABS_Z); 686 input->absbit[BIT_WORD(ABS_MISC)] |= BIT_MASK(ABS_MISC); 687 BUILD_BUG_ON(sizeof(cdev->keycode) < KONTROLX1_INPUTS); 688 for (i = 0; i < KONTROLX1_INPUTS; i++) 689 cdev->keycode[i] = BTN_MISC + i; 690 input->keycodemax = KONTROLX1_INPUTS; 691 692 /* analog potentiometers */ 693 input_set_abs_params(input, ABS_HAT0X, 0, 4096, 0, 10); 694 input_set_abs_params(input, ABS_HAT0Y, 0, 4096, 0, 10); 695 input_set_abs_params(input, ABS_HAT1X, 0, 4096, 0, 10); 696 input_set_abs_params(input, ABS_HAT1Y, 0, 4096, 0, 10); 697 input_set_abs_params(input, ABS_HAT2X, 0, 4096, 0, 10); 698 input_set_abs_params(input, ABS_HAT2Y, 0, 4096, 0, 10); 699 input_set_abs_params(input, ABS_HAT3X, 0, 4096, 0, 10); 700 input_set_abs_params(input, ABS_HAT3Y, 0, 4096, 0, 10); 701 702 /* rotary encoders */ 703 input_set_abs_params(input, ABS_X, 0, 0xf, 0, 1); 704 input_set_abs_params(input, ABS_Y, 0, 0xf, 0, 1); 705 input_set_abs_params(input, ABS_Z, 0, 0xf, 0, 1); 706 input_set_abs_params(input, ABS_MISC, 0, 0xf, 0, 1); 707 708 cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL); 709 if (!cdev->ep4_in_urb) { 710 ret = -ENOMEM; 711 goto exit_free_idev; 712 } 713 714 usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev, 715 usb_rcvbulkpipe(usb_dev, 0x4), 716 cdev->ep4_in_buf, EP4_BUFSIZE, 717 snd_usb_caiaq_ep4_reply_dispatch, cdev); 718 ret = usb_urb_ep_type_check(cdev->ep4_in_urb); 719 if (ret < 0) 720 goto exit_free_idev; 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 ret = usb_urb_ep_type_check(cdev->ep4_in_urb); 761 if (ret < 0) 762 goto exit_free_idev; 763 764 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5); 765 766 break; 767 768 case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_MASCHINECONTROLLER): 769 input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS); 770 input->absbit[0] = BIT_MASK(ABS_HAT0X) | BIT_MASK(ABS_HAT0Y) | 771 BIT_MASK(ABS_HAT1X) | BIT_MASK(ABS_HAT1Y) | 772 BIT_MASK(ABS_HAT2X) | BIT_MASK(ABS_HAT2Y) | 773 BIT_MASK(ABS_HAT3X) | BIT_MASK(ABS_HAT3Y) | 774 BIT_MASK(ABS_RX) | BIT_MASK(ABS_RY) | 775 BIT_MASK(ABS_RZ); 776 777 BUILD_BUG_ON(sizeof(cdev->keycode) < sizeof(keycode_maschine)); 778 memcpy(cdev->keycode, keycode_maschine, sizeof(keycode_maschine)); 779 input->keycodemax = ARRAY_SIZE(keycode_maschine); 780 781 for (i = 0; i < MASCHINE_PADS; i++) { 782 input->absbit[0] |= MASCHINE_PAD(i); 783 input_set_abs_params(input, MASCHINE_PAD(i), 0, 0xfff, 5, 10); 784 } 785 786 input_set_abs_params(input, ABS_HAT0X, 0, 999, 0, 10); 787 input_set_abs_params(input, ABS_HAT0Y, 0, 999, 0, 10); 788 input_set_abs_params(input, ABS_HAT1X, 0, 999, 0, 10); 789 input_set_abs_params(input, ABS_HAT1Y, 0, 999, 0, 10); 790 input_set_abs_params(input, ABS_HAT2X, 0, 999, 0, 10); 791 input_set_abs_params(input, ABS_HAT2Y, 0, 999, 0, 10); 792 input_set_abs_params(input, ABS_HAT3X, 0, 999, 0, 10); 793 input_set_abs_params(input, ABS_HAT3Y, 0, 999, 0, 10); 794 input_set_abs_params(input, ABS_RX, 0, 999, 0, 10); 795 input_set_abs_params(input, ABS_RY, 0, 999, 0, 10); 796 input_set_abs_params(input, ABS_RZ, 0, 999, 0, 10); 797 798 cdev->ep4_in_urb = usb_alloc_urb(0, GFP_KERNEL); 799 if (!cdev->ep4_in_urb) { 800 ret = -ENOMEM; 801 goto exit_free_idev; 802 } 803 804 usb_fill_bulk_urb(cdev->ep4_in_urb, usb_dev, 805 usb_rcvbulkpipe(usb_dev, 0x4), 806 cdev->ep4_in_buf, EP4_BUFSIZE, 807 snd_usb_caiaq_ep4_reply_dispatch, cdev); 808 ret = usb_urb_ep_type_check(cdev->ep4_in_urb); 809 if (ret < 0) 810 goto exit_free_idev; 811 812 snd_usb_caiaq_set_auto_msg(cdev, 1, 10, 5); 813 break; 814 815 default: 816 /* no input methods supported on this device */ 817 ret = -ENODEV; 818 goto exit_free_idev; 819 } 820 821 input->open = snd_usb_caiaq_input_open; 822 input->close = snd_usb_caiaq_input_close; 823 input->keycode = cdev->keycode; 824 input->keycodesize = sizeof(unsigned short); 825 for (i = 0; i < input->keycodemax; i++) 826 __set_bit(cdev->keycode[i], input->keybit); 827 828 cdev->input_dev = input; 829 830 ret = input_register_device(input); 831 if (ret < 0) 832 goto exit_free_idev; 833 834 return 0; 835 836 exit_free_idev: 837 input_free_device(input); 838 cdev->input_dev = NULL; 839 return ret; 840 } 841 842 void snd_usb_caiaq_input_disconnect(struct snd_usb_caiaqdev *cdev) 843 { 844 if (!cdev || !cdev->input_dev) 845 return; 846 847 usb_kill_urb(cdev->ep4_in_urb); 848 input_unregister_device(cdev->input_dev); 849 } 850 851 void snd_usb_caiaq_input_free(struct snd_usb_caiaqdev *cdev) 852 { 853 if (!cdev || !cdev->input_dev) 854 return; 855 856 usb_free_urb(cdev->ep4_in_urb); 857 cdev->ep4_in_urb = NULL; 858 cdev->input_dev = NULL; 859 } 860