xref: /netbsd-src/sys/dev/usb/umidi_quirks.c (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1 /*	$NetBSD: umidi_quirks.c,v 1.13 2007/10/14 01:08:36 xtraeme 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@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 1.13 2007/10/14 01:08:36 xtraeme 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  * ROLAND UA-25
455  */
456 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UA25, 2, 1, 1) = {
457 	/* out */
458 	{ 0, 1 },
459 	/* in */
460 	{ 1, 1 }
461 };
462 
463 UMQ_DEF(ROLAND, ROLAND_UA25, 2) = {
464 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UA25, 2),
465 	UMQ_TERMINATOR
466 };
467 
468 /*
469  * ROLAND UA-4FX
470  */
471 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_UA4FX, 2, 1, 1) = {
472 	/* out */
473 	{ 0, 1 },
474 	/* in */
475 	{ 1, 1 }
476 };
477 
478 UMQ_DEF(ROLAND, ROLAND_UA4FX, 2) = {
479 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_UA4FX, 2),
480 	UMQ_TERMINATOR
481 };
482 
483 /*
484  * ROLAND SonicCell
485  */
486 UMQ_FIXED_EP_DEF(ROLAND, ROLAND_SONICCELL, 2, 1, 1) = {
487 	/* out */
488 	{ 0, 1 },
489 	/* in */
490 	{ 1, 1 }
491 };
492 
493 UMQ_DEF(ROLAND, ROLAND_SONICCELL, 2) = {
494 	UMQ_FIXED_EP_REG(ROLAND, ROLAND_SONICCELL, 2),
495 	UMQ_TERMINATOR
496 };
497 
498 /*
499  * Midiman Midisport 2x4. This has 2 physical MIDI IN jacks that are read
500  * on endpoint 0x81 (descriptor index 0). It has 4 physical MIDI OUT jacks
501  * that can be written on endpoints 2 or 4 (at descriptor index 2 or 4,
502  * coincidentally) interchangeably: either endpoint will accept a Cable Number
503  * field of 0 to 3, and data for a given CN will be routed to the same
504  * physical output regardless of the endpoint used for the transfer. But
505  * there's a catch: flow-control feedback only goes to endpoint 2 for
506  * CN 0 and 2, and only to endpoint 4 for CN 1 and 3. If you send output at
507  * high rates for CN 0 or 2 over endpoint 4, or for CN 1 or 3 over endpoint 2,
508  * the USB transfers complete as fast as possible, giving you an apparent data
509  * rate much higher than MIDI's 3125 cps (easy to measure using dd to blast a
510  * bunch of midi data to the rmidi device). Of course that isn't a way to make
511  * MIDI faster, just a way to overrun the device buffer and spray bits on the
512  * floor. So this device needs the fixed endpoint quirk, the fixed cable number
513  * quirk (to make sure CNs 0 and 2 are put on the first endpoint and 1 and 3
514  * on the other), and then the fixed mididev-assignment quirk (to match jacks
515  * to mididevs so the rmidi devices match the order of the blinkenlights).
516  */
517 UMQ_FIXED_EP_DEF(MIDIMAN, MIDIMAN_MIDISPORT2X4, ANYIFACE, 2, 1) = {
518 	/* out: ep# jacks */
519 	{ 2, 2 },
520 	{ 4, 2 },
521 	/* in: ep# jacks */
522 	{ 0, 2 }
523 };
524 UMQ_DEF(MIDIMAN, MIDIMAN_MIDISPORT2X4, ANYIFACE) = {
525 	UMQ_FIXED_EP_REG(MIDIMAN, MIDIMAN_MIDISPORT2X4, ANYIFACE),
526 	UMQ_CN_FIXED_REG(0, 2, 1, 3, 0, 1),
527 	UMQ_MD_FIXED_REG(0, 0, 2, 1, 1, -1, 3, -1),
528 	UMQ_TYPE(MIDIMAN_GARBLE),
529 	UMQ_TERMINATOR
530 };
531 
532 /*
533  * quirk list
534  */
535 struct umidi_quirk umidi_quirklist[] = {
536 	UMQ_REG(YAMAHA, YAMAHA_UX256, ANYIFACE),
537 	UMQ_REG(YAMAHA, ANYPRODUCT, ANYIFACE),
538 	UMQ_REG(ROLAND, ROLAND_UM1, 2),
539 	UMQ_REG(ROLAND, ROLAND_SC8850, 2),
540 	UMQ_REG(ROLAND, ROLAND_SD90, 2),
541 	UMQ_REG(ROLAND, ROLAND_UM880N, 0),
542 	UMQ_REG(ROLAND, ROLAND_UA100, 2),
543 	UMQ_REG(ROLAND, ROLAND_UM4, 2),
544 	UMQ_REG(ROLAND, ROLAND_U8, 2),
545 	UMQ_REG(ROLAND, ROLAND_UM2, 2),
546 	UMQ_REG(ROLAND, ROLAND_SC8820, 2),
547 	UMQ_REG(ROLAND, ROLAND_PC300, 2),
548 	UMQ_REG(ROLAND, ROLAND_SK500, 2),
549 	UMQ_REG(ROLAND, ROLAND_SCD70, 2),
550 	UMQ_REG(ROLAND, ROLAND_XV5050, 0),
551 	UMQ_REG(ROLAND, ROLAND_UM550, 0),
552 	UMQ_REG(ROLAND, ROLAND_SD20, 0),
553 	UMQ_REG(ROLAND, ROLAND_SD80, 0),
554 	UMQ_REG(ROLAND, ROLAND_UA700, 3),
555 	UMQ_REG(ROLAND, ROLAND_UA1000, 3),
556 	UMQ_REG(ROLAND, ROLAND_UA101, 2),
557 	UMQ_REG(ROLAND, ROLAND_UA101F, 2),
558 	UMQ_REG(ROLAND, ROLAND_FANTOMX, 0),
559 	UMQ_REG(ROLAND, ROLAND_PCR, 0),
560 	UMQ_REG(ROLAND, ROLAND_UM3, 0),
561 	UMQ_REG(ROLAND, ROLAND_UA25, 2),
562 	UMQ_REG(ROLAND, ROLAND_UA4FX, 2),
563 	UMQ_REG(ROLAND, ROLAND_SONICCELL, 2),
564 	UMQ_REG(MIDIMAN, MIDIMAN_MIDISPORT2X4, ANYIFACE),
565 	{ .vendor = 0 },
566 };
567 
568 
569 /*
570  * quirk utilities
571  */
572 
573 struct umidi_quirk *
574 umidi_search_quirk(int vendor, int product, int ifaceno)
575 {
576 	struct umidi_quirk *p;
577 	struct umq_data *q;
578 
579 	DPRINTF(("umidi_search_quirk: v=%d, p=%d, i=%d\n",
580 		 vendor, product, ifaceno));
581 
582 	for (p=&umidi_quirklist[0]; p->vendor; p++) {
583 		DPRINTFN(10, ("\tv=%d, p=%d, i=%d",
584 			      p->vendor, p->product, p->iface));
585 		if ((p->vendor==vendor || p->vendor==ANYVENDOR) &&
586 		    (p->product==product || p->product==ANYPRODUCT) &&
587 		    (p->iface==ifaceno || p->iface==ANYIFACE)) {
588 			DPRINTFN(10, (" found\n"));
589 			if (!p->type_mask)
590 				/* make quirk mask */
591 				for (q=p->quirks; q->type; q++)
592 					p->type_mask |= 1<<(q->type-1);
593 			return p;
594 		}
595 		DPRINTFN(10, ("\n"));
596 	}
597 
598 	return NULL;
599 }
600 
601 static const char *quirk_name[] = {
602 	"NULL",
603 	"Fixed Endpoint",
604 	"Yamaha Specific",
605 	"Midiman Packet Garbling",
606 	"Cable Numbers per Endpoint",
607 	"Cable Numbers Global",
608 	"Cable Numbers Fixed",
609 	"Unit Mapping Fixed",
610 };
611 
612 void
613 umidi_print_quirk(struct umidi_quirk *q)
614 {
615 	struct umq_data *qd;
616 	if (q) {
617 		printf("(");
618 		for (qd=q->quirks; qd->type; qd++)
619 			printf("%s%s", quirk_name[qd->type],
620 			       (qd+1)->type?", ":")\n");
621 	} else {
622 		printf("(genuine USB-MIDI)\n");
623 	}
624 }
625 
626 void *
627 umidi_get_quirk_data_from_type(struct umidi_quirk *q, u_int32_t type)
628 {
629 	struct umq_data *qd;
630 	if (q) {
631 		for (qd=q->quirks; qd->type; qd++)
632 			if (qd->type == type)
633 				return qd->data;
634 	}
635 	return NULL;
636 }
637