cs4231.c revision 1.14
1 /* $NetBSD: cs4231.c,v 1.14 2004/04/22 00:17:11 itojun 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 * 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: cs4231.c,v 1.14 2004/04/22 00:17:11 itojun Exp $"); 41 42 #include "audio.h" 43 #if NAUDIO > 0 44 45 #include <sys/param.h> 46 #include <sys/systm.h> 47 #include <sys/errno.h> 48 #include <sys/device.h> 49 #include <sys/malloc.h> 50 51 #include <machine/autoconf.h> 52 #include <machine/cpu.h> 53 54 #include <sys/audioio.h> 55 #include <dev/audio_if.h> 56 57 #include <dev/ic/ad1848reg.h> 58 #include <dev/ic/cs4231reg.h> 59 #include <dev/ic/ad1848var.h> 60 #include <dev/ic/cs4231var.h> 61 62 /*---*/ 63 #define CSAUDIO_DAC_LVL 0 64 #define CSAUDIO_LINE_IN_LVL 1 65 #define CSAUDIO_MONO_LVL 2 66 #define CSAUDIO_CD_LVL 3 67 #define CSAUDIO_OUTPUT_LVL 4 68 #define CSAUDIO_OUT_LVL 5 69 #define CSAUDIO_LINE_IN_MUTE 6 70 #define CSAUDIO_DAC_MUTE 7 71 #define CSAUDIO_CD_MUTE 8 72 #define CSAUDIO_MONO_MUTE 9 73 #define CSAUDIO_OUTPUT_MUTE 10 74 #define CSAUDIO_OUT_MUTE 11 75 #define CSAUDIO_REC_LVL 12 76 #define CSAUDIO_RECORD_SOURCE 13 77 78 #define CSAUDIO_INPUT_CLASS 14 79 #define CSAUDIO_MONITOR_CLASS 15 80 #define CSAUDIO_RECORD_CLASS 16 81 82 #ifdef AUDIO_DEBUG 83 int cs4231_debug = 0; 84 #define DPRINTF(x) if (cs4231_debug) printf x 85 #else 86 #define DPRINTF(x) 87 #endif 88 89 struct audio_device cs4231_device = { 90 "cs4231", 91 "x", 92 "audio" 93 }; 94 95 96 /* ad1848 sc_{read,write}reg */ 97 static int cs4231_read(struct ad1848_softc *, int); 98 static void cs4231_write(struct ad1848_softc *, int, int); 99 100 int 101 cs4231_read(sc, index) 102 struct ad1848_softc *sc; 103 int index; 104 { 105 106 return bus_space_read_1(sc->sc_iot, sc->sc_ioh, (index << 2)); 107 } 108 109 void 110 cs4231_write(sc, index, value) 111 struct ad1848_softc *sc; 112 int index, value; 113 { 114 115 bus_space_write_1(sc->sc_iot, sc->sc_ioh, (index << 2), value); 116 } 117 118 119 void 120 cs4231_common_attach(sc, ioh) 121 struct cs4231_softc *sc; 122 bus_space_handle_t ioh; 123 { 124 char *buf; 125 int reg; 126 127 sc->sc_ad1848.parent = sc; 128 sc->sc_ad1848.sc_iot = sc->sc_bustag; 129 sc->sc_ad1848.sc_ioh = ioh; 130 sc->sc_ad1848.sc_readreg = cs4231_read; 131 sc->sc_ad1848.sc_writereg = cs4231_write; 132 133 sc->sc_playback.t_name = "playback"; 134 sc->sc_capture.t_name = "capture"; 135 136 evcnt_attach_dynamic(&sc->sc_intrcnt, EVCNT_TYPE_INTR, 137 NULL, 138 sc->sc_ad1848.sc_dev.dv_xname, "total"); 139 140 evcnt_attach_dynamic(&sc->sc_playback.t_intrcnt, EVCNT_TYPE_INTR, 141 &sc->sc_intrcnt, 142 sc->sc_ad1848.sc_dev.dv_xname, "playback"); 143 144 evcnt_attach_dynamic(&sc->sc_playback.t_ierrcnt, EVCNT_TYPE_INTR, 145 &sc->sc_intrcnt, 146 sc->sc_ad1848.sc_dev.dv_xname, "perrors"); 147 148 evcnt_attach_dynamic(&sc->sc_capture.t_intrcnt, EVCNT_TYPE_INTR, 149 &sc->sc_intrcnt, 150 sc->sc_ad1848.sc_dev.dv_xname, "capture"); 151 152 evcnt_attach_dynamic(&sc->sc_capture.t_ierrcnt, EVCNT_TYPE_INTR, 153 &sc->sc_intrcnt, 154 sc->sc_ad1848.sc_dev.dv_xname, "cerrors"); 155 156 /* put chip in native mode to access (extended) ID register */ 157 reg = ad_read(&sc->sc_ad1848, SP_MISC_INFO); 158 ad_write(&sc->sc_ad1848, SP_MISC_INFO, reg | MODE2); 159 160 /* read version numbers from I25 */ 161 reg = ad_read(&sc->sc_ad1848, CS_VERSION_ID); 162 switch (reg & (CS_VERSION_NUMBER | CS_VERSION_CHIPID)) { 163 case 0xa0: 164 sc->sc_ad1848.chip_name = "CS4231A"; 165 break; 166 case 0x80: 167 sc->sc_ad1848.chip_name = "CS4231"; 168 break; 169 case 0x82: 170 sc->sc_ad1848.chip_name = "CS4232"; 171 break; 172 default: 173 if ((buf = malloc(32, M_TEMP, M_NOWAIT)) != NULL) { 174 snprintf(buf, 32, "unknown rev: %x/%x", 175 reg&0xe0, reg&7); 176 sc->sc_ad1848.chip_name = buf; 177 } 178 } 179 180 sc->sc_ad1848.mode = 2; /* put ad1848 driver in `MODE 2' mode */ 181 ad1848_attach(&sc->sc_ad1848); 182 } 183 184 void * 185 cs4231_malloc(addr, direction, size, pool, flags) 186 void *addr; 187 int direction; 188 size_t size; 189 struct malloc_type *pool; 190 int flags; 191 { 192 struct cs4231_softc *sc = addr; 193 bus_dma_tag_t dmatag = sc->sc_dmatag; 194 struct cs_dma *p; 195 196 p = malloc(sizeof(*p), pool, flags); 197 if (p == NULL) 198 return (NULL); 199 200 /* Allocate a DMA map */ 201 if (bus_dmamap_create(dmatag, size, 1, size, 0, 202 BUS_DMA_NOWAIT, &p->dmamap) != 0) 203 goto fail1; 204 205 /* Allocate DMA memory */ 206 p->size = size; 207 if (bus_dmamem_alloc(dmatag, size, 64*1024, 0, 208 p->segs, sizeof(p->segs)/sizeof(p->segs[0]), 209 &p->nsegs, BUS_DMA_NOWAIT) != 0) 210 goto fail2; 211 212 /* Map DMA memory into kernel space */ 213 if (bus_dmamem_map(dmatag, p->segs, p->nsegs, p->size, 214 &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT) != 0) 215 goto fail3; 216 217 /* Load the buffer */ 218 if (bus_dmamap_load(dmatag, p->dmamap, 219 p->addr, size, NULL, BUS_DMA_NOWAIT) != 0) 220 goto fail4; 221 222 p->next = sc->sc_dmas; 223 sc->sc_dmas = p; 224 return (p->addr); 225 226 fail4: 227 bus_dmamem_unmap(dmatag, p->addr, p->size); 228 fail3: 229 bus_dmamem_free(dmatag, p->segs, p->nsegs); 230 fail2: 231 bus_dmamap_destroy(dmatag, p->dmamap); 232 fail1: 233 free(p, pool); 234 return (NULL); 235 } 236 237 void 238 cs4231_free(addr, ptr, pool) 239 void *addr; 240 void *ptr; 241 struct malloc_type *pool; 242 { 243 struct cs4231_softc *sc = addr; 244 bus_dma_tag_t dmatag = sc->sc_dmatag; 245 struct cs_dma *p, **pp; 246 247 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &(*pp)->next) { 248 if (p->addr != ptr) 249 continue; 250 bus_dmamap_unload(dmatag, p->dmamap); 251 bus_dmamem_unmap(dmatag, p->addr, p->size); 252 bus_dmamem_free(dmatag, p->segs, p->nsegs); 253 bus_dmamap_destroy(dmatag, p->dmamap); 254 *pp = p->next; 255 free(p, pool); 256 return; 257 } 258 printf("cs4231_free: rogue pointer\n"); 259 } 260 261 262 /* 263 * Set up transfer and return DMA address and byte count in paddr and psize 264 * for bus dependent trigger_{in,out}put to load into the DMA controller. 265 */ 266 int 267 cs4231_transfer_init(sc, t, paddr, psize, start, end, blksize, intr, arg) 268 struct cs4231_softc *sc; 269 struct cs_transfer *t; 270 bus_addr_t *paddr; 271 bus_size_t *psize; 272 void *start, *end; 273 int blksize; 274 void (*intr)(void *); 275 void *arg; 276 { 277 struct cs_dma *p; 278 vsize_t n; 279 280 if (t->t_active) { 281 printf("%s: %s already running\n", 282 sc->sc_ad1848.sc_dev.dv_xname, t->t_name); 283 return (EINVAL); 284 } 285 286 t->t_intr = intr; 287 t->t_arg = arg; 288 289 for (p = sc->sc_dmas; p != NULL && p->addr != start; p = p->next) 290 continue; 291 if (p == NULL) { 292 printf("%s: bad %s addr %p\n", 293 sc->sc_ad1848.sc_dev.dv_xname, t->t_name, start); 294 return (EINVAL); 295 } 296 297 n = (char *)end - (char *)start; 298 299 t->t_dma = p; /* the DMA memory segment */ 300 t->t_segsz = n; /* size of DMA segment */ 301 t->t_blksz = blksize; /* do transfers in blksize chunks */ 302 303 if (n > t->t_blksz) 304 n = t->t_blksz; 305 306 t->t_cnt = n; 307 308 /* for caller to load into DMA controller */ 309 *paddr = t->t_dma->dmamap->dm_segs[0].ds_addr; 310 *psize = n; 311 312 DPRINTF(("%s: init %s: [%p..%p] %lu bytes %lu blocks;" 313 " DMA at 0x%lx count %lu\n", 314 sc->sc_ad1848.sc_dev.dv_xname, t->t_name, 315 start, end, (u_long)t->t_segsz, (u_long)t->t_blksz, 316 (u_long)*paddr, (u_long)*psize)); 317 318 t->t_active = 1; 319 return (0); 320 } 321 322 /* 323 * Compute next DMA address/counter, update transfer status. 324 */ 325 void 326 cs4231_transfer_advance(t, paddr, psize) 327 struct cs_transfer *t; 328 bus_addr_t *paddr; 329 bus_size_t *psize; 330 { 331 bus_addr_t dmabase, nextaddr; 332 bus_size_t togo; 333 334 dmabase = t->t_dma->dmamap->dm_segs[0].ds_addr; 335 336 togo = t->t_segsz - t->t_cnt; 337 if (togo == 0) { /* roll over */ 338 nextaddr = dmabase; 339 t->t_cnt = togo = t->t_blksz; 340 } else { 341 nextaddr = dmabase + t->t_cnt; 342 if (togo > t->t_blksz) 343 togo = t->t_blksz; 344 t->t_cnt += togo; 345 } 346 347 /* for caller to load into DMA controller */ 348 *paddr = nextaddr; 349 *psize = togo; 350 } 351 352 353 int 354 cs4231_open(addr, flags) 355 void *addr; 356 int flags; 357 { 358 struct cs4231_softc *sc = addr; 359 360 DPRINTF(("sa_open: unit %p\n", sc)); 361 362 if (sc->sc_open) 363 return (EBUSY); 364 365 sc->sc_open = 1; 366 367 sc->sc_playback.t_active = 0; 368 sc->sc_playback.t_intr = NULL; 369 sc->sc_playback.t_arg = NULL; 370 371 sc->sc_capture.t_active = 0; 372 sc->sc_capture.t_intr = NULL; 373 sc->sc_capture.t_arg = NULL; 374 375 /* no interrupts from ad1848 */ 376 ad_write(&sc->sc_ad1848, SP_PIN_CONTROL, 0); 377 ad1848_reset(&sc->sc_ad1848); 378 379 DPRINTF(("sa_open: ok -> sc=%p\n", sc)); 380 return (0); 381 } 382 383 void 384 cs4231_close(addr) 385 void *addr; 386 { 387 struct cs4231_softc *sc = addr; 388 389 DPRINTF(("sa_close: sc=%p\n", sc)); 390 391 /* audio(9) already called halt methods */ 392 sc->sc_open = 0; 393 394 DPRINTF(("sa_close: closed.\n")); 395 } 396 397 int 398 cs4231_getdev(addr, retp) 399 void *addr; 400 struct audio_device *retp; 401 { 402 403 *retp = cs4231_device; 404 return (0); 405 } 406 407 static ad1848_devmap_t csmapping[] = { 408 { CSAUDIO_DAC_LVL, AD1848_KIND_LVL, AD1848_AUX1_CHANNEL }, 409 { CSAUDIO_LINE_IN_LVL, AD1848_KIND_LVL, AD1848_LINE_CHANNEL }, 410 { CSAUDIO_MONO_LVL, AD1848_KIND_LVL, AD1848_MONO_CHANNEL }, 411 { CSAUDIO_CD_LVL, AD1848_KIND_LVL, AD1848_AUX2_CHANNEL }, 412 { CSAUDIO_OUTPUT_LVL, AD1848_KIND_LVL, AD1848_MONITOR_CHANNEL }, 413 { CSAUDIO_OUT_LVL, AD1848_KIND_LVL, AD1848_DAC_CHANNEL }, 414 { CSAUDIO_DAC_MUTE, AD1848_KIND_MUTE, AD1848_AUX1_CHANNEL }, 415 { CSAUDIO_LINE_IN_MUTE, AD1848_KIND_MUTE, AD1848_LINE_CHANNEL }, 416 { CSAUDIO_MONO_MUTE, AD1848_KIND_MUTE, AD1848_MONO_CHANNEL }, 417 { CSAUDIO_CD_MUTE, AD1848_KIND_MUTE, AD1848_AUX2_CHANNEL }, 418 { CSAUDIO_OUTPUT_MUTE, AD1848_KIND_MUTE, AD1848_MONITOR_CHANNEL }, 419 { CSAUDIO_OUT_MUTE, AD1848_KIND_MUTE, AD1848_OUT_CHANNEL }, 420 { CSAUDIO_REC_LVL, AD1848_KIND_RECORDGAIN, -1 }, 421 { CSAUDIO_RECORD_SOURCE, AD1848_KIND_RECORDSOURCE, -1 } 422 }; 423 424 static int nummap = sizeof(csmapping) / sizeof(csmapping[0]); 425 426 427 int 428 cs4231_set_port(addr, cp) 429 void *addr; 430 mixer_ctrl_t *cp; 431 { 432 struct ad1848_softc *ac = addr; 433 434 DPRINTF(("cs4231_set_port: port=%d", cp->dev)); 435 return (ad1848_mixer_set_port(ac, csmapping, nummap, cp)); 436 } 437 438 int 439 cs4231_get_port(addr, cp) 440 void *addr; 441 mixer_ctrl_t *cp; 442 { 443 struct ad1848_softc *ac = addr; 444 445 DPRINTF(("cs4231_get_port: port=%d", cp->dev)); 446 return (ad1848_mixer_get_port(ac, csmapping, nummap, cp)); 447 } 448 449 int 450 cs4231_get_props(addr) 451 void *addr; 452 { 453 454 return (AUDIO_PROP_FULLDUPLEX); 455 } 456 457 int 458 cs4231_query_devinfo(addr, dip) 459 void *addr; 460 mixer_devinfo_t *dip; 461 { 462 463 switch(dip->index) { 464 465 case CSAUDIO_DAC_LVL: /* dacout */ 466 dip->type = AUDIO_MIXER_VALUE; 467 dip->mixer_class = CSAUDIO_INPUT_CLASS; 468 dip->prev = AUDIO_MIXER_LAST; 469 dip->next = CSAUDIO_DAC_MUTE; 470 strcpy(dip->label.name, AudioNdac); 471 dip->un.v.num_channels = 2; 472 strcpy(dip->un.v.units.name, AudioNvolume); 473 break; 474 475 case CSAUDIO_LINE_IN_LVL: /* line */ 476 dip->type = AUDIO_MIXER_VALUE; 477 dip->mixer_class = CSAUDIO_INPUT_CLASS; 478 dip->prev = AUDIO_MIXER_LAST; 479 dip->next = CSAUDIO_LINE_IN_MUTE; 480 strcpy(dip->label.name, AudioNline); 481 dip->un.v.num_channels = 2; 482 strcpy(dip->un.v.units.name, AudioNvolume); 483 break; 484 485 case CSAUDIO_MONO_LVL: /* mono/microphone mixer */ 486 dip->type = AUDIO_MIXER_VALUE; 487 dip->mixer_class = CSAUDIO_INPUT_CLASS; 488 dip->prev = AUDIO_MIXER_LAST; 489 dip->next = CSAUDIO_MONO_MUTE; 490 strcpy(dip->label.name, AudioNmicrophone); 491 dip->un.v.num_channels = 1; 492 strcpy(dip->un.v.units.name, AudioNvolume); 493 break; 494 495 case CSAUDIO_CD_LVL: /* cd */ 496 dip->type = AUDIO_MIXER_VALUE; 497 dip->mixer_class = CSAUDIO_INPUT_CLASS; 498 dip->prev = AUDIO_MIXER_LAST; 499 dip->next = CSAUDIO_CD_MUTE; 500 strcpy(dip->label.name, AudioNcd); 501 dip->un.v.num_channels = 2; 502 strcpy(dip->un.v.units.name, AudioNvolume); 503 break; 504 505 506 case CSAUDIO_OUTPUT_LVL: /* monitor level */ 507 dip->type = AUDIO_MIXER_VALUE; 508 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 509 dip->next = CSAUDIO_OUTPUT_MUTE; 510 dip->prev = AUDIO_MIXER_LAST; 511 strcpy(dip->label.name, AudioNmonitor); 512 dip->un.v.num_channels = 1; 513 strcpy(dip->un.v.units.name, AudioNvolume); 514 break; 515 516 case CSAUDIO_OUT_LVL: /* cs4231 output volume */ 517 dip->type = AUDIO_MIXER_VALUE; 518 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 519 dip->next = dip->prev = AUDIO_MIXER_LAST; 520 strcpy(dip->label.name, AudioNmaster); 521 dip->un.v.num_channels = 2; 522 strcpy(dip->un.v.units.name, AudioNvolume); 523 break; 524 525 case CSAUDIO_OUT_MUTE: /* mute built-in speaker */ 526 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 527 dip->type = AUDIO_MIXER_ENUM; 528 dip->prev = CSAUDIO_MONITOR_CLASS; 529 dip->next = AUDIO_MIXER_LAST; 530 strcpy(dip->label.name, AudioNmono); 531 /* names reversed, this is a "mute" value used as "mono enabled" */ 532 dip->un.e.num_mem = 2; 533 strcpy(dip->un.e.member[0].label.name, AudioNon); 534 dip->un.e.member[0].ord = 0; 535 strcpy(dip->un.e.member[1].label.name, AudioNoff); 536 dip->un.e.member[1].ord = 1; 537 break; 538 539 case CSAUDIO_LINE_IN_MUTE: 540 dip->mixer_class = CSAUDIO_INPUT_CLASS; 541 dip->type = AUDIO_MIXER_ENUM; 542 dip->prev = CSAUDIO_LINE_IN_LVL; 543 dip->next = AUDIO_MIXER_LAST; 544 goto mute; 545 546 case CSAUDIO_DAC_MUTE: 547 dip->mixer_class = CSAUDIO_INPUT_CLASS; 548 dip->type = AUDIO_MIXER_ENUM; 549 dip->prev = CSAUDIO_DAC_LVL; 550 dip->next = AUDIO_MIXER_LAST; 551 goto mute; 552 553 case CSAUDIO_CD_MUTE: 554 dip->mixer_class = CSAUDIO_INPUT_CLASS; 555 dip->type = AUDIO_MIXER_ENUM; 556 dip->prev = CSAUDIO_CD_LVL; 557 dip->next = AUDIO_MIXER_LAST; 558 goto mute; 559 560 case CSAUDIO_MONO_MUTE: 561 dip->mixer_class = CSAUDIO_INPUT_CLASS; 562 dip->type = AUDIO_MIXER_ENUM; 563 dip->prev = CSAUDIO_MONO_LVL; 564 dip->next = AUDIO_MIXER_LAST; 565 goto mute; 566 567 case CSAUDIO_OUTPUT_MUTE: 568 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 569 dip->type = AUDIO_MIXER_ENUM; 570 dip->prev = CSAUDIO_OUTPUT_LVL; 571 dip->next = AUDIO_MIXER_LAST; 572 mute: 573 strcpy(dip->label.name, AudioNmute); 574 dip->un.e.num_mem = 2; 575 strcpy(dip->un.e.member[0].label.name, AudioNoff); 576 dip->un.e.member[0].ord = 0; 577 strcpy(dip->un.e.member[1].label.name, AudioNon); 578 dip->un.e.member[1].ord = 1; 579 break; 580 581 case CSAUDIO_REC_LVL: /* record level */ 582 dip->type = AUDIO_MIXER_VALUE; 583 dip->mixer_class = CSAUDIO_RECORD_CLASS; 584 dip->prev = AUDIO_MIXER_LAST; 585 dip->next = CSAUDIO_RECORD_SOURCE; 586 strcpy(dip->label.name, AudioNrecord); 587 dip->un.v.num_channels = 2; 588 strcpy(dip->un.v.units.name, AudioNvolume); 589 break; 590 591 case CSAUDIO_RECORD_SOURCE: 592 dip->mixer_class = CSAUDIO_RECORD_CLASS; 593 dip->type = AUDIO_MIXER_ENUM; 594 dip->prev = CSAUDIO_REC_LVL; 595 dip->next = AUDIO_MIXER_LAST; 596 strcpy(dip->label.name, AudioNsource); 597 dip->un.e.num_mem = 4; 598 strcpy(dip->un.e.member[0].label.name, AudioNoutput); 599 dip->un.e.member[0].ord = DAC_IN_PORT; 600 strcpy(dip->un.e.member[1].label.name, AudioNmicrophone); 601 dip->un.e.member[1].ord = MIC_IN_PORT; 602 strcpy(dip->un.e.member[2].label.name, AudioNdac); 603 dip->un.e.member[2].ord = AUX1_IN_PORT; 604 strcpy(dip->un.e.member[3].label.name, AudioNline); 605 dip->un.e.member[3].ord = LINE_IN_PORT; 606 break; 607 608 case CSAUDIO_INPUT_CLASS: /* input class descriptor */ 609 dip->type = AUDIO_MIXER_CLASS; 610 dip->mixer_class = CSAUDIO_INPUT_CLASS; 611 dip->next = dip->prev = AUDIO_MIXER_LAST; 612 strcpy(dip->label.name, AudioCinputs); 613 break; 614 615 case CSAUDIO_MONITOR_CLASS: /* output class descriptor */ 616 dip->type = AUDIO_MIXER_CLASS; 617 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 618 dip->next = dip->prev = AUDIO_MIXER_LAST; 619 strcpy(dip->label.name, AudioCmonitor); 620 break; 621 622 case CSAUDIO_RECORD_CLASS: /* record source class */ 623 dip->type = AUDIO_MIXER_CLASS; 624 dip->mixer_class = CSAUDIO_RECORD_CLASS; 625 dip->next = dip->prev = AUDIO_MIXER_LAST; 626 strcpy(dip->label.name, AudioCrecord); 627 break; 628 629 default: 630 return ENXIO; 631 /*NOTREACHED*/ 632 } 633 DPRINTF(("AUDIO_MIXER_DEVINFO: name=%s\n", dip->label.name)); 634 635 return (0); 636 } 637 638 #endif /* NAUDIO > 0 */ 639
Indexes created Wed Sep 24 05:09:52 GMT 2025