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umidi_quirks.c revision 1.11
      1 /*	$NetBSD: umidi_quirks.c,v 1.11 2006/06/30 13:56:25 chap Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Takuya SHIOZAKI (tshiozak (at) NetBSD.org).
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	  This product includes software developed by the NetBSD
     21  *	  Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include <sys/cdefs.h>
     40 __KERNEL_RCSID(0, "$NetBSD: umidi_quirks.c,v 1.11 2006/06/30 13:56:25 chap Exp $");
     41 
     42 #include <sys/param.h>
     43 #include <sys/systm.h>
     44 #include <sys/kernel.h>
     45 #include <sys/malloc.h>
     46 #include <sys/device.h>
     47 #include <sys/ioctl.h>
     48 #include <sys/conf.h>
     49 #include <sys/file.h>
     50 #include <sys/select.h>
     51 #include <sys/proc.h>
     52 #include <sys/vnode.h>
     53 #include <sys/poll.h>
     54 #include <sys/lock.h>
     55 
     56 #include <dev/usb/usb.h>
     57 #include <dev/usb/usbdi.h>
     58 #include <dev/usb/usbdi_util.h>
     59 
     60 #include <dev/usb/usbdevs.h>
     61 #include <dev/usb/uaudioreg.h>
     62 #include <dev/usb/umidireg.h>
     63 #include <dev/usb/umidivar.h>
     64 #include <dev/usb/umidi_quirks.h>
     65 
     66 /*
     67  * quirk codes for UMIDI
     68  */
     69 
     70 #ifdef UMIDIQUIRK_DEBUG
     71 #define DPRINTF(x)	if (umidiquirkdebug) printf x
     72 #define DPRINTFN(n,x)	if (umidiquirkdebug >= (n)) printf x
     73 int	umidiquirkdebug = 1;
     74 #else
     75 #define DPRINTF(x)
     76 #define DPRINTFN(n,x)
     77 #endif
     78 
     79 
     80 /*
     81  * YAMAHA UX-256
     82  *  --- this is a typical yamaha device, but has a broken descriptor :-<
     83  */
     84 
     85 UMQ_FIXED_EP_DEF(YAMAHA, YAMAHA_UX256, ANYIFACE, 1, 1) = {
     86 	/* out */
     87 	{ 0, 16 },
     88 	/* in */
     89 	{ 1, 8 }
     90 };
     91 
     92 UMQ_DEF(YAMAHA, YAMAHA_UX256, ANYIFACE) = {
     93 	UMQ_FIXED_EP_REG(YAMAHA, YAMAHA_UX256, ANYIFACE),
     94 #if 0
     95 	UMQ_YAMAHA_REG(YAMAHA, ANYPRODUCT, ANYIFACE),
     96 #endif
     97 	UMQ_TERMINATOR
     98 };
     99 
    100 
    101 /*
    102  * YAMAHA generic
    103  */
    104 UMQ_DEF(YAMAHA, ANYPRODUCT, ANYIFACE) = {
    105 	UMQ_YAMAHA_REG(YAMAHA, ANYPRODUCT, ANYIFACE),
    106 	UMQ_TERMINATOR
    107 };
    108 
    109 
    110 /*
    111  * ROLAND UM-1
    112  */
    113 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UM1, 2, 1, 1) = {
    114 	/* out */
    115 	{ 0, 1 },
    116 	/* in */
    117 	{ 1, 1 }
    118 };
    119 
    120 UMQ_DEF(ROLAND, ROLAND_UM1, 2) = {
    121 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UM1, 2),
    122 	UMQ_TERMINATOR
    123 };
    124 
    125 /*
    126  * ROLAND SC-8850
    127  */
    128 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_SC8850, 2, 1, 1) = {
    129 	/* out */
    130 	{ 0, 6 },
    131 	/* in */
    132 	{ 1, 6 }
    133 };
    134 
    135 UMQ_DEF(ROLAND, ROLAND_SC8850, 2) = {
    136 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_SC8850, 2),
    137 	UMQ_TERMINATOR
    138 };
    139 
    140 /*
    141  * ROLAND SD-90
    142  */
    143 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_SD90, 2, 1, 1) = {
    144 	/* out */
    145 	{ 0, 4 },
    146 	/* in */
    147 	{ 1, 4 }
    148 };
    149 
    150 UMQ_DEF(ROLAND, ROLAND_SD90, 2) = {
    151 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_SD90, 2),
    152 	UMQ_TERMINATOR
    153 };
    154 
    155 
    156 /*
    157  * ROLAND UM-880 (native mode)
    158  */
    159 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UM880N, 0, 1, 1) = {
    160 	/* out */
    161 	{ 0, 9 },
    162 	/* in */
    163 	{ 1, 9 }
    164 };
    165 
    166 UMQ_DEF(ROLAND, ROLAND_UM880N, 0) = {
    167 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UM880N, 0),
    168 	UMQ_TERMINATOR
    169 };
    170 
    171 /*
    172  * ROLAND UA-100
    173  */
    174 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UA100, 2, 1, 1) = {
    175 	/* out */
    176 	{ 0, 3 },
    177 	/* in */
    178 	{ 1, 3 }
    179 };
    180 
    181 UMQ_DEF(ROLAND, ROLAND_UA100, 2) = {
    182 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UA100, 2),
    183 	UMQ_TERMINATOR
    184 };
    185 
    186 /*
    187  * ROLAND UM-4
    188  */
    189 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UM4, 2, 1, 1) = {
    190 	/* out */
    191 	{ 0, 4 },
    192 	/* in */
    193 	{ 1, 4 }
    194 };
    195 
    196 UMQ_DEF(ROLAND, ROLAND_UM4, 2) = {
    197 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UM4, 2),
    198 	UMQ_TERMINATOR
    199 };
    200 
    201 /*
    202  * ROLAND U-8
    203  */
    204 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_U8, 2, 1, 1) = {
    205 	/* out */
    206 	{ 0, 2 },
    207 	/* in */
    208 	{ 1, 2 }
    209 };
    210 
    211 UMQ_DEF(ROLAND, ROLAND_U8, 2) = {
    212 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_U8, 2),
    213 	UMQ_TERMINATOR
    214 };
    215 
    216 /*
    217  * ROLAND UM-2
    218  */
    219 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UM2, 2, 1, 1) = {
    220 	/* out */
    221 	{ 0, 2 },
    222 	/* in */
    223 	{ 1, 2 }
    224 };
    225 
    226 UMQ_DEF(ROLAND, ROLAND_UM2, 2) = {
    227 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UM2, 2),
    228 	UMQ_TERMINATOR
    229 };
    230 
    231 /*
    232  * ROLAND SC-8820
    233  */
    234 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_SC8820, 2, 1, 1) = {
    235 	/* out */
    236 	{ 0, 5 }, /* cables 0, 1, 4 only */
    237 	/* in */
    238 	{ 1, 5 } /* do. */
    239 };
    240 
    241 UMQ_DEF(ROLAND, ROLAND_SC8820, 2) = {
    242 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_SC8820, 2),
    243 	UMQ_TERMINATOR
    244 };
    245 
    246 /*
    247  * ROLAND PC-300
    248  */
    249 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_PC300, 2, 1, 1) = {
    250 	/* out */
    251 	{ 0, 1 },
    252 	/* in */
    253 	{ 1, 1 }
    254 };
    255 
    256 UMQ_DEF(ROLAND, ROLAND_PC300, 2) = {
    257 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_PC300, 2),
    258 	UMQ_TERMINATOR
    259 };
    260 
    261 /*
    262  * ROLAND SK-500
    263  */
    264 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_SK500, 2, 1, 1) = {
    265 	/* out */
    266 	{ 0, 5 }, /* cables 0, 1, 4 only */
    267 	/* in */
    268 	{ 1, 5 } /* do. */
    269 };
    270 
    271 UMQ_DEF(ROLAND, ROLAND_SK500, 2) = {
    272 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_SK500, 2),
    273 	UMQ_TERMINATOR
    274 };
    275 
    276 /*
    277  * ROLAND SC-D70
    278  */
    279 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_SCD70, 2, 1, 1) = {
    280 	/* out */
    281 	{ 0, 3 },
    282 	/* in */
    283 	{ 1, 3 }
    284 };
    285 
    286 UMQ_DEF(ROLAND, ROLAND_SCD70, 2) = {
    287 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_SCD70, 2),
    288 	UMQ_TERMINATOR
    289 };
    290 
    291 /*
    292  * ROLAND XV-5050
    293  */
    294 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_XV5050, 0, 1, 1) = {
    295 	/* out */
    296 	{ 0, 1 },
    297 	/* in */
    298 	{ 1, 1 }
    299 };
    300 
    301 UMQ_DEF(ROLAND, ROLAND_XV5050, 0) = {
    302 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_XV5050, 0),
    303 	UMQ_TERMINATOR
    304 };
    305 
    306 /*
    307  * ROLAND UM-550
    308  */
    309 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UM550, 0, 1, 1) = {
    310 	/* out */
    311 	{ 0, 6 },
    312 	/* in */
    313 	{ 1, 6 }
    314 };
    315 
    316 UMQ_DEF(ROLAND, ROLAND_UM550, 0) = {
    317 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UM550, 0),
    318 	UMQ_TERMINATOR
    319 };
    320 
    321 /*
    322  * ROLAND SD-20
    323  */
    324 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_SD20, 0, 1, 1) = {
    325 	/* out */
    326 	{ 0, 2 },
    327 	/* in */
    328 	{ 1, 3 }
    329 };
    330 
    331 UMQ_DEF(ROLAND, ROLAND_SD20, 0) = {
    332 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_SD20, 0),
    333 	UMQ_TERMINATOR
    334 };
    335 
    336 /*
    337  * ROLAND SD-80
    338  */
    339 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_SD80, 0, 1, 1) = {
    340 	/* out */
    341 	{ 0, 4 },
    342 	/* in */
    343 	{ 1, 4 }
    344 };
    345 
    346 UMQ_DEF(ROLAND, ROLAND_SD80, 0) = {
    347 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_SD80, 0),
    348 	UMQ_TERMINATOR
    349 };
    350 
    351 /*
    352  * ROLAND UA-700
    353  */
    354 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UA700, 3, 1, 1) = {
    355 	/* out */
    356 	{ 0, 2 },
    357 	/* in */
    358 	{ 1, 2 }
    359 };
    360 
    361 UMQ_DEF(ROLAND, ROLAND_UA700, 3) = {
    362 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UA700, 3),
    363 	UMQ_TERMINATOR
    364 };
    365 
    366 /*
    367  * ROLAND UA-1000
    368  */
    369 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UA1000, 3, 1, 1) = {
    370 	/* out */
    371 	{ 0, 2 },
    372 	/* in */
    373 	{ 1, 2 }
    374 };
    375 
    376 UMQ_DEF(ROLAND, ROLAND_UA1000, 3) = {
    377 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UA1000, 3),
    378 	UMQ_TERMINATOR
    379 };
    380 
    381 /*
    382  * ROLAND UA-101
    383  */
    384 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UA101, 2, 1, 1) = {
    385 	/* out */
    386 	{ 0, 2 },
    387 	/* in */
    388 	{ 1, 2 }
    389 };
    390 
    391 UMQ_DEF(ROLAND, ROLAND_UA101, 2) = {
    392 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UA101, 2),
    393 	UMQ_TERMINATOR
    394 };
    395 
    396 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UA101F, 2, 1, 1) = {
    397 	/* out */
    398 	{ 0, 2 },
    399 	/* in */
    400 	{ 1, 2 }
    401 };
    402 
    403 UMQ_DEF(ROLAND, ROLAND_UA101F, 2) = {
    404 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UA101F, 2),
    405 	UMQ_TERMINATOR
    406 };
    407 
    408 /*
    409  * ROLAND Fantom-X
    410  */
    411 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_FANTOMX, 0, 1, 1) = {
    412 	/* out */
    413 	{ 0, 1 },
    414 	/* in */
    415 	{ 1, 1 }
    416 };
    417 
    418 UMQ_DEF(ROLAND, ROLAND_FANTOMX, 0) = {
    419 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_FANTOMX, 0),
    420 	UMQ_TERMINATOR
    421 };
    422 
    423 /*
    424  * ROLAND PCR
    425  */
    426 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_PCR, 0, 1, 1) = {
    427 	/* out */
    428 	{ 0, 3 },
    429 	/* in */
    430 	{ 1, 3 }
    431 };
    432 
    433 UMQ_DEF(ROLAND, ROLAND_PCR, 0) = {
    434 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_PCR, 0),
    435 	UMQ_TERMINATOR
    436 };
    437 
    438 /*
    439  * ROLAND UM-3EX
    440  */
    441 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UM3, 0, 1, 1) = {
    442 	/* out */
    443 	{ 0, 3 },
    444 	/* in */
    445 	{ 1, 3 }
    446 };
    447 
    448 UMQ_DEF(ROLAND, ROLAND_UM3, 0) = {
    449 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UM3, 0),
    450 	UMQ_TERMINATOR
    451 };
    452 
    453 /*
    454  * Midiman Midisport 2x4. This has 2 physical MIDI IN jacks that are read
    455  * on endpoint 0x81 (descriptor index 0). It has 4 physical MIDI OUT jacks
    456  * that can be written on endpoints 2 or 4 (at descriptor index 2 or 4,
    457  * coincidentally) interchangeably: either endpoint will accept a Cable Number
    458  * field of 0 to 3, and data for a given CN will be routed to the same
    459  * physical output regardless of the endpoint used for the transfer. But
    460  * there's a catch: flow-control feedback only goes to endpoint 2 for
    461  * CN 0 and 2, and only to endpoint 4 for CN 1 and 3. If you send output at
    462  * high rates for CN 0 or 2 over endpoint 4, or for CN 1 or 3 over endpoint 2,
    463  * the USB transfers complete as fast as possible, giving you an apparent data
    464  * rate much higher than MIDI's 3125 cps (easy to measure using dd to blast a
    465  * bunch of midi data to the rmidi device). Of course that isn't a way to make
    466  * MIDI faster, just a way to overrun the device buffer and spray bits on the
    467  * floor. So this device needs the fixed endpoint quirk, the fixed cable number
    468  * quirk (to make sure CNs 0 and 2 are put on the first endpoint and 1 and 3
    469  * on the other), and then the fixed mididev-assignment quirk (to match jacks
    470  * to mididevs so the rmidi devices match the order of the blinkenlights).
    471  */
    472 UMQ_FIXED_EP_DEF(MIDIMAN, MIDIMAN_MIDISPORT2X4, ANYIFACE, 2, 1) = {
    473 	/* out: ep# jacks */
    474 	{ 2, 2 },
    475 	{ 4, 2 },
    476 	/* in: ep# jacks */
    477 	{ 0, 2 }
    478 };
    479 UMQ_DEF(MIDIMAN, MIDIMAN_MIDISPORT2X4, ANYIFACE) = {
    480 	UMQ_FIXED_EP_REG(MIDIMAN, MIDIMAN_MIDISPORT2X4, ANYIFACE),
    481 	UMQ_CN_FIXED_REG(0, 2, 1, 3, 0, 1),
    482 	UMQ_MD_FIXED_REG(0, 0, 2, 1, 1, -1, 3, -1),
    483 	UMQ_TYPE(MIDIMAN_GARBLE),
    484 	UMQ_TERMINATOR
    485 };
    486 
    487 /*
    488  * quirk list
    489  */
    490 struct umidi_quirk umidi_quirklist[] = {
    491 	UMQ_REG(YAMAHA, YAMAHA_UX256, ANYIFACE),
    492 	UMQ_REG(YAMAHA, ANYPRODUCT, ANYIFACE),
    493 	UMQ_REG(ROLAND, ROLAND_UM1, 2),
    494 	UMQ_REG(ROLAND, ROLAND_SC8850, 2),
    495 	UMQ_REG(ROLAND, ROLAND_SD90, 2),
    496 	UMQ_REG(ROLAND, ROLAND_UM880N, 0),
    497 	UMQ_REG(ROLAND, ROLAND_UA100, 2),
    498 	UMQ_REG(ROLAND, ROLAND_UM4, 2),
    499 	UMQ_REG(ROLAND, ROLAND_U8, 2),
    500 	UMQ_REG(ROLAND, ROLAND_UM2, 2),
    501 	UMQ_REG(ROLAND, ROLAND_SC8820, 2),
    502 	UMQ_REG(ROLAND, ROLAND_PC300, 2),
    503 	UMQ_REG(ROLAND, ROLAND_SK500, 2),
    504 	UMQ_REG(ROLAND, ROLAND_SCD70, 2),
    505 	UMQ_REG(ROLAND, ROLAND_XV5050, 0),
    506 	UMQ_REG(ROLAND, ROLAND_UM550, 0),
    507 	UMQ_REG(ROLAND, ROLAND_SD20, 0),
    508 	UMQ_REG(ROLAND, ROLAND_SD80, 0),
    509 	UMQ_REG(ROLAND, ROLAND_UA700, 3),
    510 	UMQ_REG(ROLAND, ROLAND_UA1000, 3),
    511 	UMQ_REG(ROLAND, ROLAND_UA101, 2),
    512 	UMQ_REG(ROLAND, ROLAND_UA101F, 2),
    513 	UMQ_REG(ROLAND, ROLAND_FANTOMX, 0),
    514 	UMQ_REG(ROLAND, ROLAND_PCR, 0),
    515 	UMQ_REG(ROLAND, ROLAND_UM3, 0),
    516 	UMQ_REG(MIDIMAN, MIDIMAN_MIDISPORT2X4, ANYIFACE),
    517 	UMQ_TERMINATOR
    518 };
    519 
    520 
    521 /*
    522  * quirk utilities
    523  */
    524 
    525 struct umidi_quirk *
    526 umidi_search_quirk(int vendor, int product, int ifaceno)
    527 {
    528 	struct umidi_quirk *p;
    529 	struct umq_data *q;
    530 
    531 	DPRINTF(("umidi_search_quirk: v=%d, p=%d, i=%d\n",
    532 		 vendor, product, ifaceno));
    533 
    534 	for (p=&umidi_quirklist[0]; p->vendor; p++) {
    535 		DPRINTFN(10, ("\tv=%d, p=%d, i=%d",
    536 			      p->vendor, p->product, p->iface));
    537 		if ((p->vendor==vendor || p->vendor==ANYVENDOR) &&
    538 		    (p->product==product || p->product==ANYPRODUCT) &&
    539 		    (p->iface==ifaceno || p->iface==ANYIFACE)) {
    540 			DPRINTFN(10, (" found\n"));
    541 			if (!p->type_mask)
    542 				/* make quirk mask */
    543 				for (q=p->quirks; q->type; q++)
    544 					p->type_mask |= 1<<(q->type-1);
    545 			return p;
    546 		}
    547 		DPRINTFN(10, ("\n"));
    548 	}
    549 
    550 	return NULL;
    551 }
    552 
    553 static const char *quirk_name[] = {
    554 	"NULL",
    555 	"Fixed Endpoint",
    556 	"Yamaha Specific",
    557 	"Midiman Packet Garbling",
    558 	"Cable Numbers per Endpoint",
    559 	"Cable Numbers Global",
    560 	"Cable Numbers Fixed",
    561 	"Unit Mapping Fixed",
    562 };
    563 
    564 void
    565 umidi_print_quirk(struct umidi_quirk *q)
    566 {
    567 	struct umq_data *qd;
    568 	if (q) {
    569 		printf("(");
    570 		for (qd=q->quirks; qd->type; qd++)
    571 			printf("%s%s", quirk_name[qd->type],
    572 			       (qd+1)->type?", ":")\n");
    573 	} else {
    574 		printf("(genuine USB-MIDI)\n");
    575 	}
    576 }
    577 
    578 void *
    579 umidi_get_quirk_data_from_type(struct umidi_quirk *q, u_int32_t type)
    580 {
    581 	struct umq_data *qd;
    582 	if (q) {
    583 		for (qd=q->quirks; qd->type; qd++)
    584 			if (qd->type == type)
    585 				return qd->data;
    586 	}
    587 	return NULL;
    588 }
    589