1 /* $NetBSD: cs4231.c,v 1.10 2002/08/22 20:42:22 martin 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 1.10 2002/08/22 20:42:22 martin 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 sprintf(buf, "unknown rev: %x/%x", reg&0xe0, reg&7); 175 sc->sc_ad1848.chip_name = buf; 176 } 177 } 178 179 sc->sc_ad1848.mode = 2; /* put ad1848 driver in `MODE 2' mode */ 180 ad1848_attach(&sc->sc_ad1848); 181 } 182 183 void * 184 cs4231_malloc(addr, direction, size, pool, flags) 185 void *addr; 186 int direction; 187 size_t size; 188 int pool, flags; 189 { 190 struct cs4231_softc *sc = addr; 191 bus_dma_tag_t dmatag = sc->sc_dmatag; 192 struct cs_dma *p; 193 194 p = malloc(sizeof(*p), pool, flags); 195 if (p == NULL) 196 return (NULL); 197 198 /* Allocate a DMA map */ 199 if (bus_dmamap_create(dmatag, size, 1, size, 0, 200 BUS_DMA_NOWAIT, &p->dmamap) != 0) 201 goto fail1; 202 203 /* Allocate DMA memory */ 204 p->size = size; 205 if (bus_dmamem_alloc(dmatag, size, 64*1024, 0, 206 p->segs, sizeof(p->segs)/sizeof(p->segs[0]), 207 &p->nsegs, BUS_DMA_NOWAIT) != 0) 208 goto fail2; 209 210 /* Map DMA memory into kernel space */ 211 if (bus_dmamem_map(dmatag, p->segs, p->nsegs, p->size, 212 &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT) != 0) 213 goto fail3; 214 215 /* Load the buffer */ 216 if (bus_dmamap_load(dmatag, p->dmamap, 217 p->addr, size, NULL, BUS_DMA_NOWAIT) != 0) 218 goto fail4; 219 220 p->next = sc->sc_dmas; 221 sc->sc_dmas = p; 222 return (p->addr); 223 224 fail4: 225 bus_dmamem_unmap(dmatag, p->addr, p->size); 226 fail3: 227 bus_dmamem_free(dmatag, p->segs, p->nsegs); 228 fail2: 229 bus_dmamap_destroy(dmatag, p->dmamap); 230 fail1: 231 free(p, pool); 232 return (NULL); 233 } 234 235 void 236 cs4231_free(addr, ptr, pool) 237 void *addr; 238 void *ptr; 239 int pool; 240 { 241 struct cs4231_softc *sc = addr; 242 bus_dma_tag_t dmatag = sc->sc_dmatag; 243 struct cs_dma *p, **pp; 244 245 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &(*pp)->next) { 246 if (p->addr != ptr) 247 continue; 248 bus_dmamap_unload(dmatag, p->dmamap); 249 bus_dmamem_unmap(dmatag, p->addr, p->size); 250 bus_dmamem_free(dmatag, p->segs, p->nsegs); 251 bus_dmamap_destroy(dmatag, p->dmamap); 252 *pp = p->next; 253 free(p, pool); 254 return; 255 } 256 printf("cs4231_free: rogue pointer\n"); 257 } 258 259 260 /* 261 * Set up transfer and return DMA address and byte count in paddr and psize 262 * for bus dependent trigger_{in,out}put to load into the dma controller. 263 */ 264 int 265 cs4231_transfer_init(sc, t, paddr, psize, start, end, blksize, intr, arg) 266 struct cs4231_softc *sc; 267 struct cs_transfer *t; 268 bus_addr_t *paddr; 269 bus_size_t *psize; 270 void *start, *end; 271 int blksize; 272 void (*intr)(void *); 273 void *arg; 274 { 275 struct cs_dma *p; 276 vsize_t n; 277 278 if (t->t_active) { 279 printf("%s: %s already running\n", 280 sc->sc_ad1848.sc_dev.dv_xname, t->t_name); 281 return (EINVAL); 282 } 283 284 t->t_intr = intr; 285 t->t_arg = arg; 286 287 for (p = sc->sc_dmas; p != NULL && p->addr != start; p = p->next) 288 continue; 289 if (p == NULL) { 290 printf("%s: bad %s addr %p\n", 291 sc->sc_ad1848.sc_dev.dv_xname, t->t_name, start); 292 return (EINVAL); 293 } 294 295 n = (char *)end - (char *)start; 296 297 t->t_dma = p; /* the DMA memory segment */ 298 t->t_segsz = n; /* size of DMA segment */ 299 t->t_blksz = blksize; /* do transfers in blksize chunks */ 300 301 if (n > t->t_blksz) 302 n = t->t_blksz; 303 304 t->t_cnt = n; 305 306 /* for caller to load into dma controller */ 307 *paddr = t->t_dma->dmamap->dm_segs[0].ds_addr; 308 *psize = n; 309 310 DPRINTF(("%s: init %s: [%p..%p] %lu bytes %lu blocks;" 311 " dma at 0x%lx count %lu\n", 312 sc->sc_ad1848.sc_dev.dv_xname, t->t_name, 313 start, end, (u_long)t->t_segsz, (u_long)t->t_blksz, 314 (u_long)*paddr, (u_long)*psize)); 315 316 t->t_active = 1; 317 return (0); 318 } 319 320 /* 321 * Compute next DMA address/counter, update transfer status. 322 */ 323 void 324 cs4231_transfer_advance(t, paddr, psize) 325 struct cs_transfer *t; 326 bus_addr_t *paddr; 327 bus_size_t *psize; 328 { 329 bus_addr_t dmabase, nextaddr; 330 bus_size_t togo; 331 332 dmabase = t->t_dma->dmamap->dm_segs[0].ds_addr; 333 334 togo = t->t_segsz - t->t_cnt; 335 if (togo == 0) { /* roll over */ 336 nextaddr = dmabase; 337 t->t_cnt = togo = t->t_blksz; 338 } else { 339 nextaddr = dmabase + t->t_cnt; 340 if (togo > t->t_blksz) 341 togo = t->t_blksz; 342 t->t_cnt += togo; 343 } 344 345 /* for caller to load into dma controller */ 346 *paddr = nextaddr; 347 *psize = togo; 348 } 349 350 351 int 352 cs4231_open(addr, flags) 353 void *addr; 354 int flags; 355 { 356 struct cs4231_softc *sc = addr; 357 358 DPRINTF(("sa_open: unit %p\n", sc)); 359 360 if (sc->sc_open) 361 return (EBUSY); 362 363 sc->sc_open = 1; 364 365 sc->sc_playback.t_active = 0; 366 sc->sc_playback.t_intr = NULL; 367 sc->sc_playback.t_arg = NULL; 368 369 sc->sc_capture.t_active = 0; 370 sc->sc_capture.t_intr = NULL; 371 sc->sc_capture.t_arg = NULL; 372 373 /* no interrupts from ad1848 */ 374 ad_write(&sc->sc_ad1848, SP_PIN_CONTROL, 0); 375 ad1848_reset(&sc->sc_ad1848); 376 377 DPRINTF(("sa_open: ok -> sc=%p\n", sc)); 378 return (0); 379 } 380 381 void 382 cs4231_close(addr) 383 void *addr; 384 { 385 struct cs4231_softc *sc = addr; 386 387 DPRINTF(("sa_close: sc=%p\n", sc)); 388 389 /* audio(9) already called halt methods */ 390 sc->sc_open = 0; 391 392 DPRINTF(("sa_close: closed.\n")); 393 } 394 395 size_t 396 cs4231_round_buffersize(addr, direction, size) 397 void *addr; 398 int direction; 399 size_t size; 400 { 401 402 return (size); 403 } 404 405 int 406 cs4231_round_blocksize(addr, blk) 407 void *addr; 408 int blk; 409 { 410 411 return (blk & ~3); 412 } 413 414 int 415 cs4231_getdev(addr, retp) 416 void *addr; 417 struct audio_device *retp; 418 { 419 420 *retp = cs4231_device; 421 return (0); 422 } 423 424 static ad1848_devmap_t csmapping[] = { 425 { CSAUDIO_DAC_LVL, AD1848_KIND_LVL, AD1848_AUX1_CHANNEL }, 426 { CSAUDIO_LINE_IN_LVL, AD1848_KIND_LVL, AD1848_LINE_CHANNEL }, 427 { CSAUDIO_MONO_LVL, AD1848_KIND_LVL, AD1848_MONO_CHANNEL }, 428 { CSAUDIO_CD_LVL, AD1848_KIND_LVL, AD1848_AUX2_CHANNEL }, 429 { CSAUDIO_OUTPUT_LVL, AD1848_KIND_LVL, AD1848_MONITOR_CHANNEL }, 430 { CSAUDIO_OUT_LVL, AD1848_KIND_LVL, AD1848_DAC_CHANNEL }, 431 { CSAUDIO_DAC_MUTE, AD1848_KIND_MUTE, AD1848_AUX1_CHANNEL }, 432 { CSAUDIO_LINE_IN_MUTE, AD1848_KIND_MUTE, AD1848_LINE_CHANNEL }, 433 { CSAUDIO_MONO_MUTE, AD1848_KIND_MUTE, AD1848_MONO_CHANNEL }, 434 { CSAUDIO_CD_MUTE, AD1848_KIND_MUTE, AD1848_AUX2_CHANNEL }, 435 { CSAUDIO_OUTPUT_MUTE, AD1848_KIND_MUTE, AD1848_MONITOR_CHANNEL }, 436 { CSAUDIO_OUT_MUTE, AD1848_KIND_MUTE, AD1848_OUT_CHANNEL }, 437 { CSAUDIO_REC_LVL, AD1848_KIND_RECORDGAIN, -1 }, 438 { CSAUDIO_RECORD_SOURCE, AD1848_KIND_RECORDSOURCE, -1 } 439 }; 440 441 static int nummap = sizeof(csmapping) / sizeof(csmapping[0]); 442 443 444 int 445 cs4231_set_port(addr, cp) 446 void *addr; 447 mixer_ctrl_t *cp; 448 { 449 struct ad1848_softc *ac = addr; 450 451 DPRINTF(("cs4231_set_port: port=%d", cp->dev)); 452 return (ad1848_mixer_set_port(ac, csmapping, nummap, cp)); 453 } 454 455 int 456 cs4231_get_port(addr, cp) 457 void *addr; 458 mixer_ctrl_t *cp; 459 { 460 struct ad1848_softc *ac = addr; 461 462 DPRINTF(("cs4231_get_port: port=%d", cp->dev)); 463 return (ad1848_mixer_get_port(ac, csmapping, nummap, cp)); 464 } 465 466 int 467 cs4231_get_props(addr) 468 void *addr; 469 { 470 471 return (AUDIO_PROP_FULLDUPLEX); 472 } 473 474 int 475 cs4231_query_devinfo(addr, dip) 476 void *addr; 477 mixer_devinfo_t *dip; 478 { 479 480 switch(dip->index) { 481 482 case CSAUDIO_DAC_LVL: /* dacout */ 483 dip->type = AUDIO_MIXER_VALUE; 484 dip->mixer_class = CSAUDIO_INPUT_CLASS; 485 dip->prev = AUDIO_MIXER_LAST; 486 dip->next = CSAUDIO_DAC_MUTE; 487 strcpy(dip->label.name, AudioNdac); 488 dip->un.v.num_channels = 2; 489 strcpy(dip->un.v.units.name, AudioNvolume); 490 break; 491 492 case CSAUDIO_LINE_IN_LVL: /* line */ 493 dip->type = AUDIO_MIXER_VALUE; 494 dip->mixer_class = CSAUDIO_INPUT_CLASS; 495 dip->prev = AUDIO_MIXER_LAST; 496 dip->next = CSAUDIO_LINE_IN_MUTE; 497 strcpy(dip->label.name, AudioNline); 498 dip->un.v.num_channels = 2; 499 strcpy(dip->un.v.units.name, AudioNvolume); 500 break; 501 502 case CSAUDIO_MONO_LVL: /* mono/microphone mixer */ 503 dip->type = AUDIO_MIXER_VALUE; 504 dip->mixer_class = CSAUDIO_INPUT_CLASS; 505 dip->prev = AUDIO_MIXER_LAST; 506 dip->next = CSAUDIO_MONO_MUTE; 507 strcpy(dip->label.name, AudioNmicrophone); 508 dip->un.v.num_channels = 1; 509 strcpy(dip->un.v.units.name, AudioNvolume); 510 break; 511 512 case CSAUDIO_CD_LVL: /* cd */ 513 dip->type = AUDIO_MIXER_VALUE; 514 dip->mixer_class = CSAUDIO_INPUT_CLASS; 515 dip->prev = AUDIO_MIXER_LAST; 516 dip->next = CSAUDIO_CD_MUTE; 517 strcpy(dip->label.name, AudioNcd); 518 dip->un.v.num_channels = 2; 519 strcpy(dip->un.v.units.name, AudioNvolume); 520 break; 521 522 523 case CSAUDIO_OUTPUT_LVL: /* monitor level */ 524 dip->type = AUDIO_MIXER_VALUE; 525 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 526 dip->next = CSAUDIO_OUTPUT_MUTE; 527 dip->prev = AUDIO_MIXER_LAST; 528 strcpy(dip->label.name, AudioNmonitor); 529 dip->un.v.num_channels = 1; 530 strcpy(dip->un.v.units.name, AudioNvolume); 531 break; 532 533 case CSAUDIO_OUT_LVL: /* cs4231 output volume */ 534 dip->type = AUDIO_MIXER_VALUE; 535 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 536 dip->next = dip->prev = AUDIO_MIXER_LAST; 537 strcpy(dip->label.name, AudioNmaster); 538 dip->un.v.num_channels = 2; 539 strcpy(dip->un.v.units.name, AudioNvolume); 540 break; 541 542 case CSAUDIO_OUT_MUTE: /* mute built-in speaker */ 543 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 544 dip->type = AUDIO_MIXER_ENUM; 545 dip->prev = CSAUDIO_MONITOR_CLASS; 546 dip->next = AUDIO_MIXER_LAST; 547 strcpy(dip->label.name, AudioNmono); 548 /* names reversed, this is a "mute" value used as "mono enabled" */ 549 dip->un.e.num_mem = 2; 550 strcpy(dip->un.e.member[0].label.name, AudioNon); 551 dip->un.e.member[0].ord = 0; 552 strcpy(dip->un.e.member[1].label.name, AudioNoff); 553 dip->un.e.member[1].ord = 1; 554 break; 555 556 case CSAUDIO_LINE_IN_MUTE: 557 dip->mixer_class = CSAUDIO_INPUT_CLASS; 558 dip->type = AUDIO_MIXER_ENUM; 559 dip->prev = CSAUDIO_LINE_IN_LVL; 560 dip->next = AUDIO_MIXER_LAST; 561 goto mute; 562 563 case CSAUDIO_DAC_MUTE: 564 dip->mixer_class = CSAUDIO_INPUT_CLASS; 565 dip->type = AUDIO_MIXER_ENUM; 566 dip->prev = CSAUDIO_DAC_LVL; 567 dip->next = AUDIO_MIXER_LAST; 568 goto mute; 569 570 case CSAUDIO_CD_MUTE: 571 dip->mixer_class = CSAUDIO_INPUT_CLASS; 572 dip->type = AUDIO_MIXER_ENUM; 573 dip->prev = CSAUDIO_CD_LVL; 574 dip->next = AUDIO_MIXER_LAST; 575 goto mute; 576 577 case CSAUDIO_MONO_MUTE: 578 dip->mixer_class = CSAUDIO_INPUT_CLASS; 579 dip->type = AUDIO_MIXER_ENUM; 580 dip->prev = CSAUDIO_MONO_LVL; 581 dip->next = AUDIO_MIXER_LAST; 582 goto mute; 583 584 case CSAUDIO_OUTPUT_MUTE: 585 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 586 dip->type = AUDIO_MIXER_ENUM; 587 dip->prev = CSAUDIO_OUTPUT_LVL; 588 dip->next = AUDIO_MIXER_LAST; 589 mute: 590 strcpy(dip->label.name, AudioNmute); 591 dip->un.e.num_mem = 2; 592 strcpy(dip->un.e.member[0].label.name, AudioNoff); 593 dip->un.e.member[0].ord = 0; 594 strcpy(dip->un.e.member[1].label.name, AudioNon); 595 dip->un.e.member[1].ord = 1; 596 break; 597 598 case CSAUDIO_REC_LVL: /* record level */ 599 dip->type = AUDIO_MIXER_VALUE; 600 dip->mixer_class = CSAUDIO_RECORD_CLASS; 601 dip->prev = AUDIO_MIXER_LAST; 602 dip->next = CSAUDIO_RECORD_SOURCE; 603 strcpy(dip->label.name, AudioNrecord); 604 dip->un.v.num_channels = 2; 605 strcpy(dip->un.v.units.name, AudioNvolume); 606 break; 607 608 case CSAUDIO_RECORD_SOURCE: 609 dip->mixer_class = CSAUDIO_RECORD_CLASS; 610 dip->type = AUDIO_MIXER_ENUM; 611 dip->prev = CSAUDIO_REC_LVL; 612 dip->next = AUDIO_MIXER_LAST; 613 strcpy(dip->label.name, AudioNsource); 614 dip->un.e.num_mem = 4; 615 strcpy(dip->un.e.member[0].label.name, AudioNoutput); 616 dip->un.e.member[0].ord = DAC_IN_PORT; 617 strcpy(dip->un.e.member[1].label.name, AudioNmicrophone); 618 dip->un.e.member[1].ord = MIC_IN_PORT; 619 strcpy(dip->un.e.member[2].label.name, AudioNdac); 620 dip->un.e.member[2].ord = AUX1_IN_PORT; 621 strcpy(dip->un.e.member[3].label.name, AudioNline); 622 dip->un.e.member[3].ord = LINE_IN_PORT; 623 break; 624 625 case CSAUDIO_INPUT_CLASS: /* input class descriptor */ 626 dip->type = AUDIO_MIXER_CLASS; 627 dip->mixer_class = CSAUDIO_INPUT_CLASS; 628 dip->next = dip->prev = AUDIO_MIXER_LAST; 629 strcpy(dip->label.name, AudioCinputs); 630 break; 631 632 case CSAUDIO_MONITOR_CLASS: /* output class descriptor */ 633 dip->type = AUDIO_MIXER_CLASS; 634 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 635 dip->next = dip->prev = AUDIO_MIXER_LAST; 636 strcpy(dip->label.name, AudioCmonitor); 637 break; 638 639 case CSAUDIO_RECORD_CLASS: /* record source class */ 640 dip->type = AUDIO_MIXER_CLASS; 641 dip->mixer_class = CSAUDIO_RECORD_CLASS; 642 dip->next = dip->prev = AUDIO_MIXER_LAST; 643 strcpy(dip->label.name, AudioCrecord); 644 break; 645 646 default: 647 return ENXIO; 648 /*NOTREACHED*/ 649 } 650 DPRINTF(("AUDIO_MIXER_DEVINFO: name=%s\n", dip->label.name)); 651 652 return (0); 653 } 654 655 #endif /* NAUDIO > 0 */ 656