FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/cs4231.c
1 /* $NetBSD: cs4231.c,v 1.32 2019/11/10 21:16:35 chs Exp $ */
2
3 /*-
4 * Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Paul Kranenburg.
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 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include <sys/cdefs.h>
33 __KERNEL_RCSID(0, "$NetBSD: cs4231.c,v 1.32 2019/11/10 21:16:35 chs Exp $");
34
35 #include "audio.h"
36 #if NAUDIO > 0
37
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/errno.h>
41 #include <sys/device.h>
42 #include <sys/bus.h>
43 #include <sys/kmem.h>
44 #include <sys/malloc.h>
45
46 #include <machine/autoconf.h>
47 #include <sys/cpu.h>
48
49 #include <sys/audioio.h>
50 #include <dev/audio/audio_if.h>
51
52 #include <dev/ic/ad1848reg.h>
53 #include <dev/ic/cs4231reg.h>
54 #include <dev/ic/ad1848var.h>
55 #include <dev/ic/cs4231var.h>
56
57 /*---*/
58 #define CSAUDIO_DAC_LVL 0
59 #define CSAUDIO_LINE_IN_LVL 1
60 #define CSAUDIO_MONO_LVL 2
61 #define CSAUDIO_CD_LVL 3
62 #define CSAUDIO_OUTPUT_LVL 4
63 #define CSAUDIO_OUT_LVL 5
64 #define CSAUDIO_LINE_IN_MUTE 6
65 #define CSAUDIO_DAC_MUTE 7
66 #define CSAUDIO_CD_MUTE 8
67 #define CSAUDIO_MONO_MUTE 9
68 #define CSAUDIO_OUTPUT_MUTE 10
69 #define CSAUDIO_OUT_MUTE 11
70 #define CSAUDIO_REC_LVL 12
71 #define CSAUDIO_RECORD_SOURCE 13
72
73 #define CSAUDIO_INPUT_CLASS 14
74 #define CSAUDIO_MONITOR_CLASS 15
75 #define CSAUDIO_RECORD_CLASS 16
76
77 #ifdef AUDIO_DEBUG
78 int cs4231_debug = 0;
79 #define DPRINTF(x) if (cs4231_debug) printf x
80 #else
81 #define DPRINTF(x)
82 #endif
83
84 struct audio_device cs4231_device = {
85 "cs4231",
86 "x",
87 "audio"
88 };
89
90
91 /* ad1848 sc_{read,write}reg */
92 static int cs4231_read(struct ad1848_softc *, int);
93 static void cs4231_write(struct ad1848_softc *, int, int);
94
95 int
96 cs4231_read(struct ad1848_softc *sc, int index)
97 {
98
99 return bus_space_read_1(sc->sc_iot, sc->sc_ioh, (index << 2));
100 }
101
102 void
103 cs4231_write(struct ad1848_softc *sc, int index, int value)
104 {
105
106 bus_space_write_1(sc->sc_iot, sc->sc_ioh, (index << 2), value);
107 }
108
109
110 void
111 cs4231_common_attach(struct cs4231_softc *sc, device_t self,
112 bus_space_handle_t ioh)
113 {
114 char *buf;
115 int reg;
116
117 sc->sc_ad1848.parent = sc;
118 sc->sc_ad1848.sc_dev = self;
119 sc->sc_ad1848.sc_iot = sc->sc_bustag;
120 sc->sc_ad1848.sc_ioh = ioh;
121 sc->sc_ad1848.sc_readreg = cs4231_read;
122 sc->sc_ad1848.sc_writereg = cs4231_write;
123
124 sc->sc_playback.t_name = "playback";
125 sc->sc_capture.t_name = "capture";
126
127 evcnt_attach_dynamic(&sc->sc_intrcnt, EVCNT_TYPE_INTR,
128 NULL,
129 device_xname(sc->sc_ad1848.sc_dev), "total");
130
131 evcnt_attach_dynamic(&sc->sc_playback.t_intrcnt, EVCNT_TYPE_INTR,
132 &sc->sc_intrcnt,
133 device_xname(sc->sc_ad1848.sc_dev), "playback");
134
135 evcnt_attach_dynamic(&sc->sc_playback.t_ierrcnt, EVCNT_TYPE_INTR,
136 &sc->sc_intrcnt,
137 device_xname(sc->sc_ad1848.sc_dev), "perrors");
138
139 evcnt_attach_dynamic(&sc->sc_capture.t_intrcnt, EVCNT_TYPE_INTR,
140 &sc->sc_intrcnt,
141 device_xname(sc->sc_ad1848.sc_dev), "capture");
142
143 evcnt_attach_dynamic(&sc->sc_capture.t_ierrcnt, EVCNT_TYPE_INTR,
144 &sc->sc_intrcnt,
145 device_xname(sc->sc_ad1848.sc_dev), "cerrors");
146
147 /* put chip in native mode to access (extended) ID register */
148 reg = ad_read(&sc->sc_ad1848, SP_MISC_INFO);
149 ad_write(&sc->sc_ad1848, SP_MISC_INFO, reg | MODE2);
150
151 /* read version numbers from I25 */
152 reg = ad_read(&sc->sc_ad1848, CS_VERSION_ID);
153 switch (reg & (CS_VERSION_NUMBER | CS_VERSION_CHIPID)) {
154 case 0xa0:
155 sc->sc_ad1848.chip_name = "CS4231A";
156 break;
157 case 0x80:
158 sc->sc_ad1848.chip_name = "CS4231";
159 break;
160 case 0x82:
161 sc->sc_ad1848.chip_name = "CS4232";
162 break;
163 case 0xa2:
164 sc->sc_ad1848.chip_name = "CS4232C";
165 break;
166 default:
167 buf = malloc(32, M_TEMP, M_WAITOK);
168 snprintf(buf, 32, "unknown rev: %x/%x",
169 reg&0xe0, reg&7);
170 sc->sc_ad1848.chip_name = buf;
171 }
172
173 sc->sc_ad1848.mode = 2; /* put ad1848 driver in `MODE 2' mode */
174 ad1848_attach(&sc->sc_ad1848);
175 }
176
177 void *
178 cs4231_malloc(void *addr, int direction, size_t size)
179 {
180 struct cs4231_softc *sc;
181 bus_dma_tag_t dmatag;
182 struct cs_dma *p;
183
184 sc = addr;
185 dmatag = sc->sc_dmatag;
186 p = kmem_alloc(sizeof(*p), KM_SLEEP);
187
188 /* Allocate a DMA map */
189 if (bus_dmamap_create(dmatag, size, 1, size, 0,
190 BUS_DMA_NOWAIT, &p->dmamap) != 0)
191 goto fail1;
192
193 /* Allocate DMA memory */
194 p->size = size;
195 if (bus_dmamem_alloc(dmatag, size, 64*1024, 0,
196 p->segs, sizeof(p->segs)/sizeof(p->segs[0]),
197 &p->nsegs, BUS_DMA_NOWAIT) != 0)
198 goto fail2;
199
200 /* Map DMA memory into kernel space */
201 if (bus_dmamem_map(dmatag, p->segs, p->nsegs, p->size,
202 &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT) != 0)
203 goto fail3;
204
205 /* Load the buffer */
206 if (bus_dmamap_load(dmatag, p->dmamap,
207 p->addr, size, NULL, BUS_DMA_NOWAIT) != 0)
208 goto fail4;
209
210 p->next = sc->sc_dmas;
211 sc->sc_dmas = p;
212 return p->addr;
213
214 fail4:
215 bus_dmamem_unmap(dmatag, p->addr, p->size);
216 fail3:
217 bus_dmamem_free(dmatag, p->segs, p->nsegs);
218 fail2:
219 bus_dmamap_destroy(dmatag, p->dmamap);
220 fail1:
221 kmem_free(p, sizeof(*p));
222 return NULL;
223 }
224
225 void
226 cs4231_free(void *addr, void *ptr, size_t size)
227 {
228 struct cs4231_softc *sc;
229 bus_dma_tag_t dmatag;
230 struct cs_dma *p, **pp;
231
232 sc = addr;
233 dmatag = sc->sc_dmatag;
234 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &(*pp)->next) {
235 if (p->addr != ptr)
236 continue;
237 bus_dmamap_unload(dmatag, p->dmamap);
238 bus_dmamem_unmap(dmatag, p->addr, p->size);
239 bus_dmamem_free(dmatag, p->segs, p->nsegs);
240 bus_dmamap_destroy(dmatag, p->dmamap);
241 *pp = p->next;
242 kmem_free(p, sizeof(*p));
243 return;
244 }
245 printf("cs4231_free: rogue pointer\n");
246 }
247
248
249 /*
250 * Set up transfer and return DMA address and byte count in paddr and psize
251 * for bus dependent trigger_{in,out}put to load into the DMA controller.
252 */
253 int
254 cs4231_transfer_init(
255 struct cs4231_softc *sc,
256 struct cs_transfer *t,
257 bus_addr_t *paddr,
258 bus_size_t *psize,
259 void *start, void *end,
260 int blksize,
261 void (*intr)(void *),
262 void *arg)
263 {
264 struct cs_dma *p;
265 vsize_t n;
266
267 if (t->t_active) {
268 printf("%s: %s already running\n",
269 device_xname(sc->sc_ad1848.sc_dev), t->t_name);
270 return EINVAL;
271 }
272
273 t->t_intr = intr;
274 t->t_arg = arg;
275
276 for (p = sc->sc_dmas; p != NULL && p->addr != start; p = p->next)
277 continue;
278 if (p == NULL) {
279 printf("%s: bad %s addr %p\n",
280 device_xname(sc->sc_ad1848.sc_dev), t->t_name, start);
281 return EINVAL;
282 }
283
284 n = (char *)end - (char *)start;
285
286 t->t_dma = p; /* the DMA memory segment */
287 t->t_segsz = n; /* size of DMA segment */
288 t->t_blksz = blksize; /* do transfers in blksize chunks */
289
290 if (n > t->t_blksz)
291 n = t->t_blksz;
292
293 t->t_cnt = n;
294
295 /* for caller to load into DMA controller */
296 *paddr = t->t_dma->dmamap->dm_segs[0].ds_addr;
297 *psize = n;
298
299 DPRINTF(("%s: init %s: [%p..%p] %lu bytes %lu blocks;"
300 " DMA at 0x%lx count %lu\n",
301 device_xname(sc->sc_ad1848.sc_dev), t->t_name,
302 start, end, (u_long)t->t_segsz, (u_long)t->t_blksz,
303 (u_long)*paddr, (u_long)*psize));
304
305 t->t_active = 1;
306 return 0;
307 }
308
309 /*
310 * Compute next DMA address/counter, update transfer status.
311 */
312 void
313 cs4231_transfer_advance(struct cs_transfer *t, bus_addr_t *paddr,
314 bus_size_t *psize)
315 {
316 bus_addr_t dmabase, nextaddr;
317 bus_size_t togo;
318
319 dmabase = t->t_dma->dmamap->dm_segs[0].ds_addr;
320
321 togo = t->t_segsz - t->t_cnt;
322 if (togo == 0) { /* roll over */
323 nextaddr = dmabase;
324 t->t_cnt = togo = t->t_blksz;
325 } else {
326 nextaddr = dmabase + t->t_cnt;
327 if (togo > t->t_blksz)
328 togo = t->t_blksz;
329 t->t_cnt += togo;
330 }
331
332 /* for caller to load into DMA controller */
333 *paddr = nextaddr;
334 *psize = togo;
335 }
336
337
338 int
339 cs4231_open(void *addr, int flags)
340 {
341 struct cs4231_softc *sc;
342
343 sc = addr;
344 DPRINTF(("sa_open: unit %p\n", sc));
345
346 sc->sc_playback.t_active = 0;
347 sc->sc_playback.t_intr = NULL;
348 sc->sc_playback.t_arg = NULL;
349
350 sc->sc_capture.t_active = 0;
351 sc->sc_capture.t_intr = NULL;
352 sc->sc_capture.t_arg = NULL;
353
354 /* no interrupts from ad1848 */
355 ad_write(&sc->sc_ad1848, SP_PIN_CONTROL, 0);
356 ad1848_reset(&sc->sc_ad1848);
357
358 DPRINTF(("sa_open: ok -> sc=%p\n", sc));
359 return 0;
360 }
361
362 void
363 cs4231_close(void *addr)
364 {
365
366 DPRINTF(("sa_close: sc=%p\n", addr));
367
368 /* audio(9) already called halt methods */
369
370 DPRINTF(("sa_close: closed.\n"));
371 }
372
373 int
374 cs4231_getdev(void *addr, struct audio_device *retp)
375 {
376
377 *retp = cs4231_device;
378 return 0;
379 }
380
381 static const ad1848_devmap_t csmapping[] = {
382 { CSAUDIO_DAC_LVL, AD1848_KIND_LVL, AD1848_AUX1_CHANNEL },
383 { CSAUDIO_LINE_IN_LVL, AD1848_KIND_LVL, AD1848_LINE_CHANNEL },
384 { CSAUDIO_MONO_LVL, AD1848_KIND_LVL, AD1848_MONO_CHANNEL },
385 { CSAUDIO_CD_LVL, AD1848_KIND_LVL, AD1848_AUX2_CHANNEL },
386 { CSAUDIO_OUTPUT_LVL, AD1848_KIND_LVL, AD1848_MONITOR_CHANNEL },
387 { CSAUDIO_OUT_LVL, AD1848_KIND_LVL, AD1848_DAC_CHANNEL },
388 { CSAUDIO_DAC_MUTE, AD1848_KIND_MUTE, AD1848_AUX1_CHANNEL },
389 { CSAUDIO_LINE_IN_MUTE, AD1848_KIND_MUTE, AD1848_LINE_CHANNEL },
390 { CSAUDIO_MONO_MUTE, AD1848_KIND_MUTE, AD1848_MONO_CHANNEL },
391 { CSAUDIO_CD_MUTE, AD1848_KIND_MUTE, AD1848_AUX2_CHANNEL },
392 { CSAUDIO_OUTPUT_MUTE, AD1848_KIND_MUTE, AD1848_MONITOR_CHANNEL },
393 { CSAUDIO_OUT_MUTE, AD1848_KIND_MUTE, AD1848_OUT_CHANNEL },
394 { CSAUDIO_REC_LVL, AD1848_KIND_RECORDGAIN, -1 },
395 { CSAUDIO_RECORD_SOURCE, AD1848_KIND_RECORDSOURCE, -1 }
396 };
397
398 static int nummap = sizeof(csmapping) / sizeof(csmapping[0]);
399
400
401 int
402 cs4231_set_port(void *addr, mixer_ctrl_t *cp)
403 {
404 struct ad1848_softc *ac;
405
406 DPRINTF(("cs4231_set_port: port=%d", cp->dev));
407 ac = addr;
408 return ad1848_mixer_set_port(ac, csmapping, nummap, cp);
409 }
410
411 int
412 cs4231_get_port(void *addr, mixer_ctrl_t *cp)
413 {
414 struct ad1848_softc *ac;
415
416 DPRINTF(("cs4231_get_port: port=%d", cp->dev));
417 ac = addr;
418 return ad1848_mixer_get_port(ac, csmapping, nummap, cp);
419 }
420
421 int
422 cs4231_get_props(void *addr)
423 {
424
425 return AUDIO_PROP_PLAYBACK | AUDIO_PROP_CAPTURE |
426 AUDIO_PROP_FULLDUPLEX;
427 }
428
429 int
430 cs4231_query_devinfo(void *addr, mixer_devinfo_t *dip)
431 {
432
433 switch(dip->index) {
434
435 case CSAUDIO_DAC_LVL: /* dacout */
436 dip->type = AUDIO_MIXER_VALUE;
437 dip->mixer_class = CSAUDIO_INPUT_CLASS;
438 dip->prev = AUDIO_MIXER_LAST;
439 dip->next = CSAUDIO_DAC_MUTE;
440 strcpy(dip->label.name, AudioNdac);
441 dip->un.v.num_channels = 2;
442 strcpy(dip->un.v.units.name, AudioNvolume);
443 break;
444
445 case CSAUDIO_LINE_IN_LVL: /* line */
446 dip->type = AUDIO_MIXER_VALUE;
447 dip->mixer_class = CSAUDIO_INPUT_CLASS;
448 dip->prev = AUDIO_MIXER_LAST;
449 dip->next = CSAUDIO_LINE_IN_MUTE;
450 strcpy(dip->label.name, AudioNline);
451 dip->un.v.num_channels = 2;
452 strcpy(dip->un.v.units.name, AudioNvolume);
453 break;
454
455 case CSAUDIO_MONO_LVL: /* mono/microphone mixer */
456 dip->type = AUDIO_MIXER_VALUE;
457 dip->mixer_class = CSAUDIO_INPUT_CLASS;
458 dip->prev = AUDIO_MIXER_LAST;
459 dip->next = CSAUDIO_MONO_MUTE;
460 strcpy(dip->label.name, AudioNmicrophone);
461 dip->un.v.num_channels = 1;
462 strcpy(dip->un.v.units.name, AudioNvolume);
463 break;
464
465 case CSAUDIO_CD_LVL: /* cd */
466 dip->type = AUDIO_MIXER_VALUE;
467 dip->mixer_class = CSAUDIO_INPUT_CLASS;
468 dip->prev = AUDIO_MIXER_LAST;
469 dip->next = CSAUDIO_CD_MUTE;
470 strcpy(dip->label.name, AudioNcd);
471 dip->un.v.num_channels = 2;
472 strcpy(dip->un.v.units.name, AudioNvolume);
473 break;
474
475
476 case CSAUDIO_OUTPUT_LVL: /* monitor level */
477 dip->type = AUDIO_MIXER_VALUE;
478 dip->mixer_class = CSAUDIO_MONITOR_CLASS;
479 dip->next = CSAUDIO_OUTPUT_MUTE;
480 dip->prev = AUDIO_MIXER_LAST;
481 strcpy(dip->label.name, AudioNmonitor);
482 dip->un.v.num_channels = 1;
483 strcpy(dip->un.v.units.name, AudioNvolume);
484 break;
485
486 case CSAUDIO_OUT_LVL: /* cs4231 output volume */
487 dip->type = AUDIO_MIXER_VALUE;
488 dip->mixer_class = CSAUDIO_MONITOR_CLASS;
489 dip->next = dip->prev = AUDIO_MIXER_LAST;
490 strcpy(dip->label.name, AudioNmaster);
491 dip->un.v.num_channels = 2;
492 dip->un.v.delta = 16;
493 strcpy(dip->un.v.units.name, AudioNvolume);
494 break;
495
496 case CSAUDIO_OUT_MUTE: /* mute built-in speaker */
497 dip->mixer_class = CSAUDIO_MONITOR_CLASS;
498 dip->type = AUDIO_MIXER_ENUM;
499 dip->prev = CSAUDIO_MONITOR_CLASS;
500 dip->next = AUDIO_MIXER_LAST;
501 strcpy(dip->label.name, AudioNmono);
502 /* names reversed, this is a "mute" value used as "mono enabled" */
503 dip->un.e.num_mem = 2;
504 strcpy(dip->un.e.member[0].label.name, AudioNon);
505 dip->un.e.member[0].ord = 0;
506 strcpy(dip->un.e.member[1].label.name, AudioNoff);
507 dip->un.e.member[1].ord = 1;
508 break;
509
510 case CSAUDIO_LINE_IN_MUTE:
511 dip->mixer_class = CSAUDIO_INPUT_CLASS;
512 dip->type = AUDIO_MIXER_ENUM;
513 dip->prev = CSAUDIO_LINE_IN_LVL;
514 dip->next = AUDIO_MIXER_LAST;
515 goto mute;
516
517 case CSAUDIO_DAC_MUTE:
518 dip->mixer_class = CSAUDIO_INPUT_CLASS;
519 dip->type = AUDIO_MIXER_ENUM;
520 dip->prev = CSAUDIO_DAC_LVL;
521 dip->next = AUDIO_MIXER_LAST;
522 goto mute;
523
524 case CSAUDIO_CD_MUTE:
525 dip->mixer_class = CSAUDIO_INPUT_CLASS;
526 dip->type = AUDIO_MIXER_ENUM;
527 dip->prev = CSAUDIO_CD_LVL;
528 dip->next = AUDIO_MIXER_LAST;
529 goto mute;
530
531 case CSAUDIO_MONO_MUTE:
532 dip->mixer_class = CSAUDIO_INPUT_CLASS;
533 dip->type = AUDIO_MIXER_ENUM;
534 dip->prev = CSAUDIO_MONO_LVL;
535 dip->next = AUDIO_MIXER_LAST;
536 goto mute;
537
538 case CSAUDIO_OUTPUT_MUTE:
539 dip->mixer_class = CSAUDIO_MONITOR_CLASS;
540 dip->type = AUDIO_MIXER_ENUM;
541 dip->prev = CSAUDIO_OUTPUT_LVL;
542 dip->next = AUDIO_MIXER_LAST;
543 mute:
544 strcpy(dip->label.name, AudioNmute);
545 dip->un.e.num_mem = 2;
546 strcpy(dip->un.e.member[0].label.name, AudioNoff);
547 dip->un.e.member[0].ord = 0;
548 strcpy(dip->un.e.member[1].label.name, AudioNon);
549 dip->un.e.member[1].ord = 1;
550 break;
551
552 case CSAUDIO_REC_LVL: /* record level */
553 dip->type = AUDIO_MIXER_VALUE;
554 dip->mixer_class = CSAUDIO_RECORD_CLASS;
555 dip->prev = AUDIO_MIXER_LAST;
556 dip->next = CSAUDIO_RECORD_SOURCE;
557 strcpy(dip->label.name, AudioNrecord);
558 dip->un.v.num_channels = 2;
559 strcpy(dip->un.v.units.name, AudioNvolume);
560 break;
561
562 case CSAUDIO_RECORD_SOURCE:
563 dip->mixer_class = CSAUDIO_RECORD_CLASS;
564 dip->type = AUDIO_MIXER_ENUM;
565 dip->prev = CSAUDIO_REC_LVL;
566 dip->next = AUDIO_MIXER_LAST;
567 strcpy(dip->label.name, AudioNsource);
568 dip->un.e.num_mem = 4;
569 strcpy(dip->un.e.member[0].label.name, AudioNoutput);
570 dip->un.e.member[0].ord = DAC_IN_PORT;
571 strcpy(dip->un.e.member[1].label.name, AudioNmicrophone);
572 dip->un.e.member[1].ord = MIC_IN_PORT;
573 strcpy(dip->un.e.member[2].label.name, AudioNdac);
574 dip->un.e.member[2].ord = AUX1_IN_PORT;
575 strcpy(dip->un.e.member[3].label.name, AudioNline);
576 dip->un.e.member[3].ord = LINE_IN_PORT;
577 break;
578
579 case CSAUDIO_INPUT_CLASS: /* input class descriptor */
580 dip->type = AUDIO_MIXER_CLASS;
581 dip->mixer_class = CSAUDIO_INPUT_CLASS;
582 dip->next = dip->prev = AUDIO_MIXER_LAST;
583 strcpy(dip->label.name, AudioCinputs);
584 break;
585
586 case CSAUDIO_MONITOR_CLASS: /* output class descriptor */
587 dip->type = AUDIO_MIXER_CLASS;
588 dip->mixer_class = CSAUDIO_MONITOR_CLASS;
589 dip->next = dip->prev = AUDIO_MIXER_LAST;
590 strcpy(dip->label.name, AudioCoutputs);
591 break;
592
593 case CSAUDIO_RECORD_CLASS: /* record source class */
594 dip->type = AUDIO_MIXER_CLASS;
595 dip->mixer_class = CSAUDIO_RECORD_CLASS;
596 dip->next = dip->prev = AUDIO_MIXER_LAST;
597 strcpy(dip->label.name, AudioCrecord);
598 break;
599
600 default:
601 return ENXIO;
602 /*NOTREACHED*/
603 }
604 DPRINTF(("AUDIO_MIXER_DEVINFO: name=%s\n", dip->label.name));
605
606 return 0;
607 }
608
609 #endif /* NAUDIO > 0 */
Cache object: 77007183d24cf1b3e30e212eabcf8f94
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