cs4231.c revision 1.27
1 /* $NetBSD: cs4231.c,v 1.27 2011/11/23 23:07:32 jmcneill 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 1.27 2011/11/23 23:07:32 jmcneill 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_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 if ((buf = malloc(32, M_TEMP, M_NOWAIT)) != NULL) { 168 snprintf(buf, 32, "unknown rev: %x/%x", 169 reg&0xe0, reg&7); 170 sc->sc_ad1848.chip_name = buf; 171 } 172 } 173 174 sc->sc_ad1848.mode = 2; /* put ad1848 driver in `MODE 2' mode */ 175 ad1848_attach(&sc->sc_ad1848); 176 } 177 178 void * 179 cs4231_malloc(void *addr, int direction, size_t size) 180 { 181 struct cs4231_softc *sc; 182 bus_dma_tag_t dmatag; 183 struct cs_dma *p; 184 185 sc = addr; 186 dmatag = sc->sc_dmatag; 187 p = kmem_alloc(sizeof(*p), KM_SLEEP); 188 if (p == NULL) 189 return NULL; 190 191 /* Allocate a DMA map */ 192 if (bus_dmamap_create(dmatag, size, 1, size, 0, 193 BUS_DMA_NOWAIT, &p->dmamap) != 0) 194 goto fail1; 195 196 /* Allocate DMA memory */ 197 p->size = size; 198 if (bus_dmamem_alloc(dmatag, size, 64*1024, 0, 199 p->segs, sizeof(p->segs)/sizeof(p->segs[0]), 200 &p->nsegs, BUS_DMA_NOWAIT) != 0) 201 goto fail2; 202 203 /* Map DMA memory into kernel space */ 204 if (bus_dmamem_map(dmatag, p->segs, p->nsegs, p->size, 205 &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT) != 0) 206 goto fail3; 207 208 /* Load the buffer */ 209 if (bus_dmamap_load(dmatag, p->dmamap, 210 p->addr, size, NULL, BUS_DMA_NOWAIT) != 0) 211 goto fail4; 212 213 p->next = sc->sc_dmas; 214 sc->sc_dmas = p; 215 return p->addr; 216 217 fail4: 218 bus_dmamem_unmap(dmatag, p->addr, p->size); 219 fail3: 220 bus_dmamem_free(dmatag, p->segs, p->nsegs); 221 fail2: 222 bus_dmamap_destroy(dmatag, p->dmamap); 223 fail1: 224 kmem_free(p, size); 225 return NULL; 226 } 227 228 void 229 cs4231_free(void *addr, void *ptr, size_t size) 230 { 231 struct cs4231_softc *sc; 232 bus_dma_tag_t dmatag; 233 struct cs_dma *p, **pp; 234 235 sc = addr; 236 dmatag = sc->sc_dmatag; 237 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &(*pp)->next) { 238 if (p->addr != ptr) 239 continue; 240 bus_dmamap_unload(dmatag, p->dmamap); 241 bus_dmamem_unmap(dmatag, p->addr, p->size); 242 bus_dmamem_free(dmatag, p->segs, p->nsegs); 243 bus_dmamap_destroy(dmatag, p->dmamap); 244 *pp = p->next; 245 kmem_free(p, size); 246 return; 247 } 248 printf("cs4231_free: rogue pointer\n"); 249 } 250 251 252 /* 253 * Set up transfer and return DMA address and byte count in paddr and psize 254 * for bus dependent trigger_{in,out}put to load into the DMA controller. 255 */ 256 int 257 cs4231_transfer_init( 258 struct cs4231_softc *sc, 259 struct cs_transfer *t, 260 bus_addr_t *paddr, 261 bus_size_t *psize, 262 void *start, void *end, 263 int blksize, 264 void (*intr)(void *), 265 void *arg) 266 { 267 struct cs_dma *p; 268 vsize_t n; 269 270 if (t->t_active) { 271 printf("%s: %s already running\n", 272 device_xname(sc->sc_ad1848.sc_dev), t->t_name); 273 return EINVAL; 274 } 275 276 t->t_intr = intr; 277 t->t_arg = arg; 278 279 for (p = sc->sc_dmas; p != NULL && p->addr != start; p = p->next) 280 continue; 281 if (p == NULL) { 282 printf("%s: bad %s addr %p\n", 283 device_xname(sc->sc_ad1848.sc_dev), t->t_name, start); 284 return EINVAL; 285 } 286 287 n = (char *)end - (char *)start; 288 289 t->t_dma = p; /* the DMA memory segment */ 290 t->t_segsz = n; /* size of DMA segment */ 291 t->t_blksz = blksize; /* do transfers in blksize chunks */ 292 293 if (n > t->t_blksz) 294 n = t->t_blksz; 295 296 t->t_cnt = n; 297 298 /* for caller to load into DMA controller */ 299 *paddr = t->t_dma->dmamap->dm_segs[0].ds_addr; 300 *psize = n; 301 302 DPRINTF(("%s: init %s: [%p..%p] %lu bytes %lu blocks;" 303 " DMA at 0x%lx count %lu\n", 304 device_xname(sc->sc_ad1848.sc_dev), t->t_name, 305 start, end, (u_long)t->t_segsz, (u_long)t->t_blksz, 306 (u_long)*paddr, (u_long)*psize)); 307 308 t->t_active = 1; 309 return 0; 310 } 311 312 /* 313 * Compute next DMA address/counter, update transfer status. 314 */ 315 void 316 cs4231_transfer_advance(struct cs_transfer *t, bus_addr_t *paddr, 317 bus_size_t *psize) 318 { 319 bus_addr_t dmabase, nextaddr; 320 bus_size_t togo; 321 322 dmabase = t->t_dma->dmamap->dm_segs[0].ds_addr; 323 324 togo = t->t_segsz - t->t_cnt; 325 if (togo == 0) { /* roll over */ 326 nextaddr = dmabase; 327 t->t_cnt = togo = t->t_blksz; 328 } else { 329 nextaddr = dmabase + t->t_cnt; 330 if (togo > t->t_blksz) 331 togo = t->t_blksz; 332 t->t_cnt += togo; 333 } 334 335 /* for caller to load into DMA controller */ 336 *paddr = nextaddr; 337 *psize = togo; 338 } 339 340 341 int 342 cs4231_open(void *addr, int flags) 343 { 344 struct cs4231_softc *sc; 345 346 sc = addr; 347 DPRINTF(("sa_open: unit %p\n", sc)); 348 349 sc->sc_playback.t_active = 0; 350 sc->sc_playback.t_intr = NULL; 351 sc->sc_playback.t_arg = NULL; 352 353 sc->sc_capture.t_active = 0; 354 sc->sc_capture.t_intr = NULL; 355 sc->sc_capture.t_arg = NULL; 356 357 /* no interrupts from ad1848 */ 358 ad_write(&sc->sc_ad1848, SP_PIN_CONTROL, 0); 359 ad1848_reset(&sc->sc_ad1848); 360 361 DPRINTF(("sa_open: ok -> sc=%p\n", sc)); 362 return 0; 363 } 364 365 void 366 cs4231_close(void *addr) 367 { 368 369 DPRINTF(("sa_close: sc=%p\n", addr)); 370 371 /* audio(9) already called halt methods */ 372 373 DPRINTF(("sa_close: closed.\n")); 374 } 375 376 int 377 cs4231_getdev(void *addr, struct audio_device *retp) 378 { 379 380 *retp = cs4231_device; 381 return 0; 382 } 383 384 static const ad1848_devmap_t csmapping[] = { 385 { CSAUDIO_DAC_LVL, AD1848_KIND_LVL, AD1848_AUX1_CHANNEL }, 386 { CSAUDIO_LINE_IN_LVL, AD1848_KIND_LVL, AD1848_LINE_CHANNEL }, 387 { CSAUDIO_MONO_LVL, AD1848_KIND_LVL, AD1848_MONO_CHANNEL }, 388 { CSAUDIO_CD_LVL, AD1848_KIND_LVL, AD1848_AUX2_CHANNEL }, 389 { CSAUDIO_OUTPUT_LVL, AD1848_KIND_LVL, AD1848_MONITOR_CHANNEL }, 390 { CSAUDIO_OUT_LVL, AD1848_KIND_LVL, AD1848_DAC_CHANNEL }, 391 { CSAUDIO_DAC_MUTE, AD1848_KIND_MUTE, AD1848_AUX1_CHANNEL }, 392 { CSAUDIO_LINE_IN_MUTE, AD1848_KIND_MUTE, AD1848_LINE_CHANNEL }, 393 { CSAUDIO_MONO_MUTE, AD1848_KIND_MUTE, AD1848_MONO_CHANNEL }, 394 { CSAUDIO_CD_MUTE, AD1848_KIND_MUTE, AD1848_AUX2_CHANNEL }, 395 { CSAUDIO_OUTPUT_MUTE, AD1848_KIND_MUTE, AD1848_MONITOR_CHANNEL }, 396 { CSAUDIO_OUT_MUTE, AD1848_KIND_MUTE, AD1848_OUT_CHANNEL }, 397 { CSAUDIO_REC_LVL, AD1848_KIND_RECORDGAIN, -1 }, 398 { CSAUDIO_RECORD_SOURCE, AD1848_KIND_RECORDSOURCE, -1 } 399 }; 400 401 static int nummap = sizeof(csmapping) / sizeof(csmapping[0]); 402 403 404 int 405 cs4231_set_port(void *addr, mixer_ctrl_t *cp) 406 { 407 struct ad1848_softc *ac; 408 409 DPRINTF(("cs4231_set_port: port=%d", cp->dev)); 410 ac = addr; 411 return ad1848_mixer_set_port(ac, csmapping, nummap, cp); 412 } 413 414 int 415 cs4231_get_port(void *addr, mixer_ctrl_t *cp) 416 { 417 struct ad1848_softc *ac; 418 419 DPRINTF(("cs4231_get_port: port=%d", cp->dev)); 420 ac = addr; 421 return ad1848_mixer_get_port(ac, csmapping, nummap, cp); 422 } 423 424 int 425 cs4231_get_props(void *addr) 426 { 427 428 return AUDIO_PROP_FULLDUPLEX; 429 } 430 431 int 432 cs4231_query_devinfo(void *addr, mixer_devinfo_t *dip) 433 { 434 435 switch(dip->index) { 436 437 case CSAUDIO_DAC_LVL: /* dacout */ 438 dip->type = AUDIO_MIXER_VALUE; 439 dip->mixer_class = CSAUDIO_INPUT_CLASS; 440 dip->prev = AUDIO_MIXER_LAST; 441 dip->next = CSAUDIO_DAC_MUTE; 442 strcpy(dip->label.name, AudioNdac); 443 dip->un.v.num_channels = 2; 444 strcpy(dip->un.v.units.name, AudioNvolume); 445 break; 446 447 case CSAUDIO_LINE_IN_LVL: /* line */ 448 dip->type = AUDIO_MIXER_VALUE; 449 dip->mixer_class = CSAUDIO_INPUT_CLASS; 450 dip->prev = AUDIO_MIXER_LAST; 451 dip->next = CSAUDIO_LINE_IN_MUTE; 452 strcpy(dip->label.name, AudioNline); 453 dip->un.v.num_channels = 2; 454 strcpy(dip->un.v.units.name, AudioNvolume); 455 break; 456 457 case CSAUDIO_MONO_LVL: /* mono/microphone mixer */ 458 dip->type = AUDIO_MIXER_VALUE; 459 dip->mixer_class = CSAUDIO_INPUT_CLASS; 460 dip->prev = AUDIO_MIXER_LAST; 461 dip->next = CSAUDIO_MONO_MUTE; 462 strcpy(dip->label.name, AudioNmicrophone); 463 dip->un.v.num_channels = 1; 464 strcpy(dip->un.v.units.name, AudioNvolume); 465 break; 466 467 case CSAUDIO_CD_LVL: /* cd */ 468 dip->type = AUDIO_MIXER_VALUE; 469 dip->mixer_class = CSAUDIO_INPUT_CLASS; 470 dip->prev = AUDIO_MIXER_LAST; 471 dip->next = CSAUDIO_CD_MUTE; 472 strcpy(dip->label.name, AudioNcd); 473 dip->un.v.num_channels = 2; 474 strcpy(dip->un.v.units.name, AudioNvolume); 475 break; 476 477 478 case CSAUDIO_OUTPUT_LVL: /* monitor level */ 479 dip->type = AUDIO_MIXER_VALUE; 480 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 481 dip->next = CSAUDIO_OUTPUT_MUTE; 482 dip->prev = AUDIO_MIXER_LAST; 483 strcpy(dip->label.name, AudioNmonitor); 484 dip->un.v.num_channels = 1; 485 strcpy(dip->un.v.units.name, AudioNvolume); 486 break; 487 488 case CSAUDIO_OUT_LVL: /* cs4231 output volume */ 489 dip->type = AUDIO_MIXER_VALUE; 490 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 491 dip->next = dip->prev = AUDIO_MIXER_LAST; 492 strcpy(dip->label.name, AudioNmaster); 493 dip->un.v.num_channels = 2; 494 dip->un.v.delta = 16; 495 strcpy(dip->un.v.units.name, AudioNvolume); 496 break; 497 498 case CSAUDIO_OUT_MUTE: /* mute built-in speaker */ 499 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 500 dip->type = AUDIO_MIXER_ENUM; 501 dip->prev = CSAUDIO_MONITOR_CLASS; 502 dip->next = AUDIO_MIXER_LAST; 503 strcpy(dip->label.name, AudioNmono); 504 /* names reversed, this is a "mute" value used as "mono enabled" */ 505 dip->un.e.num_mem = 2; 506 strcpy(dip->un.e.member[0].label.name, AudioNon); 507 dip->un.e.member[0].ord = 0; 508 strcpy(dip->un.e.member[1].label.name, AudioNoff); 509 dip->un.e.member[1].ord = 1; 510 break; 511 512 case CSAUDIO_LINE_IN_MUTE: 513 dip->mixer_class = CSAUDIO_INPUT_CLASS; 514 dip->type = AUDIO_MIXER_ENUM; 515 dip->prev = CSAUDIO_LINE_IN_LVL; 516 dip->next = AUDIO_MIXER_LAST; 517 goto mute; 518 519 case CSAUDIO_DAC_MUTE: 520 dip->mixer_class = CSAUDIO_INPUT_CLASS; 521 dip->type = AUDIO_MIXER_ENUM; 522 dip->prev = CSAUDIO_DAC_LVL; 523 dip->next = AUDIO_MIXER_LAST; 524 goto mute; 525 526 case CSAUDIO_CD_MUTE: 527 dip->mixer_class = CSAUDIO_INPUT_CLASS; 528 dip->type = AUDIO_MIXER_ENUM; 529 dip->prev = CSAUDIO_CD_LVL; 530 dip->next = AUDIO_MIXER_LAST; 531 goto mute; 532 533 case CSAUDIO_MONO_MUTE: 534 dip->mixer_class = CSAUDIO_INPUT_CLASS; 535 dip->type = AUDIO_MIXER_ENUM; 536 dip->prev = CSAUDIO_MONO_LVL; 537 dip->next = AUDIO_MIXER_LAST; 538 goto mute; 539 540 case CSAUDIO_OUTPUT_MUTE: 541 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 542 dip->type = AUDIO_MIXER_ENUM; 543 dip->prev = CSAUDIO_OUTPUT_LVL; 544 dip->next = AUDIO_MIXER_LAST; 545 mute: 546 strcpy(dip->label.name, AudioNmute); 547 dip->un.e.num_mem = 2; 548 strcpy(dip->un.e.member[0].label.name, AudioNoff); 549 dip->un.e.member[0].ord = 0; 550 strcpy(dip->un.e.member[1].label.name, AudioNon); 551 dip->un.e.member[1].ord = 1; 552 break; 553 554 case CSAUDIO_REC_LVL: /* record level */ 555 dip->type = AUDIO_MIXER_VALUE; 556 dip->mixer_class = CSAUDIO_RECORD_CLASS; 557 dip->prev = AUDIO_MIXER_LAST; 558 dip->next = CSAUDIO_RECORD_SOURCE; 559 strcpy(dip->label.name, AudioNrecord); 560 dip->un.v.num_channels = 2; 561 strcpy(dip->un.v.units.name, AudioNvolume); 562 break; 563 564 case CSAUDIO_RECORD_SOURCE: 565 dip->mixer_class = CSAUDIO_RECORD_CLASS; 566 dip->type = AUDIO_MIXER_ENUM; 567 dip->prev = CSAUDIO_REC_LVL; 568 dip->next = AUDIO_MIXER_LAST; 569 strcpy(dip->label.name, AudioNsource); 570 dip->un.e.num_mem = 4; 571 strcpy(dip->un.e.member[0].label.name, AudioNoutput); 572 dip->un.e.member[0].ord = DAC_IN_PORT; 573 strcpy(dip->un.e.member[1].label.name, AudioNmicrophone); 574 dip->un.e.member[1].ord = MIC_IN_PORT; 575 strcpy(dip->un.e.member[2].label.name, AudioNdac); 576 dip->un.e.member[2].ord = AUX1_IN_PORT; 577 strcpy(dip->un.e.member[3].label.name, AudioNline); 578 dip->un.e.member[3].ord = LINE_IN_PORT; 579 break; 580 581 case CSAUDIO_INPUT_CLASS: /* input class descriptor */ 582 dip->type = AUDIO_MIXER_CLASS; 583 dip->mixer_class = CSAUDIO_INPUT_CLASS; 584 dip->next = dip->prev = AUDIO_MIXER_LAST; 585 strcpy(dip->label.name, AudioCinputs); 586 break; 587 588 case CSAUDIO_MONITOR_CLASS: /* output class descriptor */ 589 dip->type = AUDIO_MIXER_CLASS; 590 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 591 dip->next = dip->prev = AUDIO_MIXER_LAST; 592 strcpy(dip->label.name, AudioCoutputs); 593 break; 594 595 case CSAUDIO_RECORD_CLASS: /* record source class */ 596 dip->type = AUDIO_MIXER_CLASS; 597 dip->mixer_class = CSAUDIO_RECORD_CLASS; 598 dip->next = dip->prev = AUDIO_MIXER_LAST; 599 strcpy(dip->label.name, AudioCrecord); 600 break; 601 602 default: 603 return ENXIO; 604 /*NOTREACHED*/ 605 } 606 DPRINTF(("AUDIO_MIXER_DEVINFO: name=%s\n", dip->label.name)); 607 608 return 0; 609 } 610 611 #endif /* NAUDIO > 0 */ 612
Indexes created Tue Sep 23 02:09:52 GMT 2025