1 /* $NetBSD: cs4231.c,v 1.12 2003/05/03 18:11:16 wiz 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 1.12 2003/05/03 18:11:16 wiz 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 struct malloc_type *pool; 189 int flags; 190 { 191 struct cs4231_softc *sc = addr; 192 bus_dma_tag_t dmatag = sc->sc_dmatag; 193 struct cs_dma *p; 194 195 p = malloc(sizeof(*p), pool, flags); 196 if (p == NULL) 197 return (NULL); 198 199 /* Allocate a DMA map */ 200 if (bus_dmamap_create(dmatag, size, 1, size, 0, 201 BUS_DMA_NOWAIT, &p->dmamap) != 0) 202 goto fail1; 203 204 /* Allocate DMA memory */ 205 p->size = size; 206 if (bus_dmamem_alloc(dmatag, size, 64*1024, 0, 207 p->segs, sizeof(p->segs)/sizeof(p->segs[0]), 208 &p->nsegs, BUS_DMA_NOWAIT) != 0) 209 goto fail2; 210 211 /* Map DMA memory into kernel space */ 212 if (bus_dmamem_map(dmatag, p->segs, p->nsegs, p->size, 213 &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT) != 0) 214 goto fail3; 215 216 /* Load the buffer */ 217 if (bus_dmamap_load(dmatag, p->dmamap, 218 p->addr, size, NULL, BUS_DMA_NOWAIT) != 0) 219 goto fail4; 220 221 p->next = sc->sc_dmas; 222 sc->sc_dmas = p; 223 return (p->addr); 224 225 fail4: 226 bus_dmamem_unmap(dmatag, p->addr, p->size); 227 fail3: 228 bus_dmamem_free(dmatag, p->segs, p->nsegs); 229 fail2: 230 bus_dmamap_destroy(dmatag, p->dmamap); 231 fail1: 232 free(p, pool); 233 return (NULL); 234 } 235 236 void 237 cs4231_free(addr, ptr, pool) 238 void *addr; 239 void *ptr; 240 struct malloc_type *pool; 241 { 242 struct cs4231_softc *sc = addr; 243 bus_dma_tag_t dmatag = sc->sc_dmatag; 244 struct cs_dma *p, **pp; 245 246 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &(*pp)->next) { 247 if (p->addr != ptr) 248 continue; 249 bus_dmamap_unload(dmatag, p->dmamap); 250 bus_dmamem_unmap(dmatag, p->addr, p->size); 251 bus_dmamem_free(dmatag, p->segs, p->nsegs); 252 bus_dmamap_destroy(dmatag, p->dmamap); 253 *pp = p->next; 254 free(p, pool); 255 return; 256 } 257 printf("cs4231_free: rogue pointer\n"); 258 } 259 260 261 /* 262 * Set up transfer and return DMA address and byte count in paddr and psize 263 * for bus dependent trigger_{in,out}put to load into the DMA controller. 264 */ 265 int 266 cs4231_transfer_init(sc, t, paddr, psize, start, end, blksize, intr, arg) 267 struct cs4231_softc *sc; 268 struct cs_transfer *t; 269 bus_addr_t *paddr; 270 bus_size_t *psize; 271 void *start, *end; 272 int blksize; 273 void (*intr)(void *); 274 void *arg; 275 { 276 struct cs_dma *p; 277 vsize_t n; 278 279 if (t->t_active) { 280 printf("%s: %s already running\n", 281 sc->sc_ad1848.sc_dev.dv_xname, t->t_name); 282 return (EINVAL); 283 } 284 285 t->t_intr = intr; 286 t->t_arg = arg; 287 288 for (p = sc->sc_dmas; p != NULL && p->addr != start; p = p->next) 289 continue; 290 if (p == NULL) { 291 printf("%s: bad %s addr %p\n", 292 sc->sc_ad1848.sc_dev.dv_xname, t->t_name, start); 293 return (EINVAL); 294 } 295 296 n = (char *)end - (char *)start; 297 298 t->t_dma = p; /* the DMA memory segment */ 299 t->t_segsz = n; /* size of DMA segment */ 300 t->t_blksz = blksize; /* do transfers in blksize chunks */ 301 302 if (n > t->t_blksz) 303 n = t->t_blksz; 304 305 t->t_cnt = n; 306 307 /* for caller to load into DMA controller */ 308 *paddr = t->t_dma->dmamap->dm_segs[0].ds_addr; 309 *psize = n; 310 311 DPRINTF(("%s: init %s: [%p..%p] %lu bytes %lu blocks;" 312 " DMA at 0x%lx count %lu\n", 313 sc->sc_ad1848.sc_dev.dv_xname, t->t_name, 314 start, end, (u_long)t->t_segsz, (u_long)t->t_blksz, 315 (u_long)*paddr, (u_long)*psize)); 316 317 t->t_active = 1; 318 return (0); 319 } 320 321 /* 322 * Compute next DMA address/counter, update transfer status. 323 */ 324 void 325 cs4231_transfer_advance(t, paddr, psize) 326 struct cs_transfer *t; 327 bus_addr_t *paddr; 328 bus_size_t *psize; 329 { 330 bus_addr_t dmabase, nextaddr; 331 bus_size_t togo; 332 333 dmabase = t->t_dma->dmamap->dm_segs[0].ds_addr; 334 335 togo = t->t_segsz - t->t_cnt; 336 if (togo == 0) { /* roll over */ 337 nextaddr = dmabase; 338 t->t_cnt = togo = t->t_blksz; 339 } else { 340 nextaddr = dmabase + t->t_cnt; 341 if (togo > t->t_blksz) 342 togo = t->t_blksz; 343 t->t_cnt += togo; 344 } 345 346 /* for caller to load into DMA controller */ 347 *paddr = nextaddr; 348 *psize = togo; 349 } 350 351 352 int 353 cs4231_open(addr, flags) 354 void *addr; 355 int flags; 356 { 357 struct cs4231_softc *sc = addr; 358 359 DPRINTF(("sa_open: unit %p\n", sc)); 360 361 if (sc->sc_open) 362 return (EBUSY); 363 364 sc->sc_open = 1; 365 366 sc->sc_playback.t_active = 0; 367 sc->sc_playback.t_intr = NULL; 368 sc->sc_playback.t_arg = NULL; 369 370 sc->sc_capture.t_active = 0; 371 sc->sc_capture.t_intr = NULL; 372 sc->sc_capture.t_arg = NULL; 373 374 /* no interrupts from ad1848 */ 375 ad_write(&sc->sc_ad1848, SP_PIN_CONTROL, 0); 376 ad1848_reset(&sc->sc_ad1848); 377 378 DPRINTF(("sa_open: ok -> sc=%p\n", sc)); 379 return (0); 380 } 381 382 void 383 cs4231_close(addr) 384 void *addr; 385 { 386 struct cs4231_softc *sc = addr; 387 388 DPRINTF(("sa_close: sc=%p\n", sc)); 389 390 /* audio(9) already called halt methods */ 391 sc->sc_open = 0; 392 393 DPRINTF(("sa_close: closed.\n")); 394 } 395 396 size_t 397 cs4231_round_buffersize(addr, direction, size) 398 void *addr; 399 int direction; 400 size_t size; 401 { 402 403 return (size); 404 } 405 406 int 407 cs4231_round_blocksize(addr, blk) 408 void *addr; 409 int blk; 410 { 411 412 return (blk & ~3); 413 } 414 415 int 416 cs4231_getdev(addr, retp) 417 void *addr; 418 struct audio_device *retp; 419 { 420 421 *retp = cs4231_device; 422 return (0); 423 } 424 425 static ad1848_devmap_t csmapping[] = { 426 { CSAUDIO_DAC_LVL, AD1848_KIND_LVL, AD1848_AUX1_CHANNEL }, 427 { CSAUDIO_LINE_IN_LVL, AD1848_KIND_LVL, AD1848_LINE_CHANNEL }, 428 { CSAUDIO_MONO_LVL, AD1848_KIND_LVL, AD1848_MONO_CHANNEL }, 429 { CSAUDIO_CD_LVL, AD1848_KIND_LVL, AD1848_AUX2_CHANNEL }, 430 { CSAUDIO_OUTPUT_LVL, AD1848_KIND_LVL, AD1848_MONITOR_CHANNEL }, 431 { CSAUDIO_OUT_LVL, AD1848_KIND_LVL, AD1848_DAC_CHANNEL }, 432 { CSAUDIO_DAC_MUTE, AD1848_KIND_MUTE, AD1848_AUX1_CHANNEL }, 433 { CSAUDIO_LINE_IN_MUTE, AD1848_KIND_MUTE, AD1848_LINE_CHANNEL }, 434 { CSAUDIO_MONO_MUTE, AD1848_KIND_MUTE, AD1848_MONO_CHANNEL }, 435 { CSAUDIO_CD_MUTE, AD1848_KIND_MUTE, AD1848_AUX2_CHANNEL }, 436 { CSAUDIO_OUTPUT_MUTE, AD1848_KIND_MUTE, AD1848_MONITOR_CHANNEL }, 437 { CSAUDIO_OUT_MUTE, AD1848_KIND_MUTE, AD1848_OUT_CHANNEL }, 438 { CSAUDIO_REC_LVL, AD1848_KIND_RECORDGAIN, -1 }, 439 { CSAUDIO_RECORD_SOURCE, AD1848_KIND_RECORDSOURCE, -1 } 440 }; 441 442 static int nummap = sizeof(csmapping) / sizeof(csmapping[0]); 443 444 445 int 446 cs4231_set_port(addr, cp) 447 void *addr; 448 mixer_ctrl_t *cp; 449 { 450 struct ad1848_softc *ac = addr; 451 452 DPRINTF(("cs4231_set_port: port=%d", cp->dev)); 453 return (ad1848_mixer_set_port(ac, csmapping, nummap, cp)); 454 } 455 456 int 457 cs4231_get_port(addr, cp) 458 void *addr; 459 mixer_ctrl_t *cp; 460 { 461 struct ad1848_softc *ac = addr; 462 463 DPRINTF(("cs4231_get_port: port=%d", cp->dev)); 464 return (ad1848_mixer_get_port(ac, csmapping, nummap, cp)); 465 } 466 467 int 468 cs4231_get_props(addr) 469 void *addr; 470 { 471 472 return (AUDIO_PROP_FULLDUPLEX); 473 } 474 475 int 476 cs4231_query_devinfo(addr, dip) 477 void *addr; 478 mixer_devinfo_t *dip; 479 { 480 481 switch(dip->index) { 482 483 case CSAUDIO_DAC_LVL: /* dacout */ 484 dip->type = AUDIO_MIXER_VALUE; 485 dip->mixer_class = CSAUDIO_INPUT_CLASS; 486 dip->prev = AUDIO_MIXER_LAST; 487 dip->next = CSAUDIO_DAC_MUTE; 488 strcpy(dip->label.name, AudioNdac); 489 dip->un.v.num_channels = 2; 490 strcpy(dip->un.v.units.name, AudioNvolume); 491 break; 492 493 case CSAUDIO_LINE_IN_LVL: /* line */ 494 dip->type = AUDIO_MIXER_VALUE; 495 dip->mixer_class = CSAUDIO_INPUT_CLASS; 496 dip->prev = AUDIO_MIXER_LAST; 497 dip->next = CSAUDIO_LINE_IN_MUTE; 498 strcpy(dip->label.name, AudioNline); 499 dip->un.v.num_channels = 2; 500 strcpy(dip->un.v.units.name, AudioNvolume); 501 break; 502 503 case CSAUDIO_MONO_LVL: /* mono/microphone mixer */ 504 dip->type = AUDIO_MIXER_VALUE; 505 dip->mixer_class = CSAUDIO_INPUT_CLASS; 506 dip->prev = AUDIO_MIXER_LAST; 507 dip->next = CSAUDIO_MONO_MUTE; 508 strcpy(dip->label.name, AudioNmicrophone); 509 dip->un.v.num_channels = 1; 510 strcpy(dip->un.v.units.name, AudioNvolume); 511 break; 512 513 case CSAUDIO_CD_LVL: /* cd */ 514 dip->type = AUDIO_MIXER_VALUE; 515 dip->mixer_class = CSAUDIO_INPUT_CLASS; 516 dip->prev = AUDIO_MIXER_LAST; 517 dip->next = CSAUDIO_CD_MUTE; 518 strcpy(dip->label.name, AudioNcd); 519 dip->un.v.num_channels = 2; 520 strcpy(dip->un.v.units.name, AudioNvolume); 521 break; 522 523 524 case CSAUDIO_OUTPUT_LVL: /* monitor level */ 525 dip->type = AUDIO_MIXER_VALUE; 526 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 527 dip->next = CSAUDIO_OUTPUT_MUTE; 528 dip->prev = AUDIO_MIXER_LAST; 529 strcpy(dip->label.name, AudioNmonitor); 530 dip->un.v.num_channels = 1; 531 strcpy(dip->un.v.units.name, AudioNvolume); 532 break; 533 534 case CSAUDIO_OUT_LVL: /* cs4231 output volume */ 535 dip->type = AUDIO_MIXER_VALUE; 536 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 537 dip->next = dip->prev = AUDIO_MIXER_LAST; 538 strcpy(dip->label.name, AudioNmaster); 539 dip->un.v.num_channels = 2; 540 strcpy(dip->un.v.units.name, AudioNvolume); 541 break; 542 543 case CSAUDIO_OUT_MUTE: /* mute built-in speaker */ 544 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 545 dip->type = AUDIO_MIXER_ENUM; 546 dip->prev = CSAUDIO_MONITOR_CLASS; 547 dip->next = AUDIO_MIXER_LAST; 548 strcpy(dip->label.name, AudioNmono); 549 /* names reversed, this is a "mute" value used as "mono enabled" */ 550 dip->un.e.num_mem = 2; 551 strcpy(dip->un.e.member[0].label.name, AudioNon); 552 dip->un.e.member[0].ord = 0; 553 strcpy(dip->un.e.member[1].label.name, AudioNoff); 554 dip->un.e.member[1].ord = 1; 555 break; 556 557 case CSAUDIO_LINE_IN_MUTE: 558 dip->mixer_class = CSAUDIO_INPUT_CLASS; 559 dip->type = AUDIO_MIXER_ENUM; 560 dip->prev = CSAUDIO_LINE_IN_LVL; 561 dip->next = AUDIO_MIXER_LAST; 562 goto mute; 563 564 case CSAUDIO_DAC_MUTE: 565 dip->mixer_class = CSAUDIO_INPUT_CLASS; 566 dip->type = AUDIO_MIXER_ENUM; 567 dip->prev = CSAUDIO_DAC_LVL; 568 dip->next = AUDIO_MIXER_LAST; 569 goto mute; 570 571 case CSAUDIO_CD_MUTE: 572 dip->mixer_class = CSAUDIO_INPUT_CLASS; 573 dip->type = AUDIO_MIXER_ENUM; 574 dip->prev = CSAUDIO_CD_LVL; 575 dip->next = AUDIO_MIXER_LAST; 576 goto mute; 577 578 case CSAUDIO_MONO_MUTE: 579 dip->mixer_class = CSAUDIO_INPUT_CLASS; 580 dip->type = AUDIO_MIXER_ENUM; 581 dip->prev = CSAUDIO_MONO_LVL; 582 dip->next = AUDIO_MIXER_LAST; 583 goto mute; 584 585 case CSAUDIO_OUTPUT_MUTE: 586 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 587 dip->type = AUDIO_MIXER_ENUM; 588 dip->prev = CSAUDIO_OUTPUT_LVL; 589 dip->next = AUDIO_MIXER_LAST; 590 mute: 591 strcpy(dip->label.name, AudioNmute); 592 dip->un.e.num_mem = 2; 593 strcpy(dip->un.e.member[0].label.name, AudioNoff); 594 dip->un.e.member[0].ord = 0; 595 strcpy(dip->un.e.member[1].label.name, AudioNon); 596 dip->un.e.member[1].ord = 1; 597 break; 598 599 case CSAUDIO_REC_LVL: /* record level */ 600 dip->type = AUDIO_MIXER_VALUE; 601 dip->mixer_class = CSAUDIO_RECORD_CLASS; 602 dip->prev = AUDIO_MIXER_LAST; 603 dip->next = CSAUDIO_RECORD_SOURCE; 604 strcpy(dip->label.name, AudioNrecord); 605 dip->un.v.num_channels = 2; 606 strcpy(dip->un.v.units.name, AudioNvolume); 607 break; 608 609 case CSAUDIO_RECORD_SOURCE: 610 dip->mixer_class = CSAUDIO_RECORD_CLASS; 611 dip->type = AUDIO_MIXER_ENUM; 612 dip->prev = CSAUDIO_REC_LVL; 613 dip->next = AUDIO_MIXER_LAST; 614 strcpy(dip->label.name, AudioNsource); 615 dip->un.e.num_mem = 4; 616 strcpy(dip->un.e.member[0].label.name, AudioNoutput); 617 dip->un.e.member[0].ord = DAC_IN_PORT; 618 strcpy(dip->un.e.member[1].label.name, AudioNmicrophone); 619 dip->un.e.member[1].ord = MIC_IN_PORT; 620 strcpy(dip->un.e.member[2].label.name, AudioNdac); 621 dip->un.e.member[2].ord = AUX1_IN_PORT; 622 strcpy(dip->un.e.member[3].label.name, AudioNline); 623 dip->un.e.member[3].ord = LINE_IN_PORT; 624 break; 625 626 case CSAUDIO_INPUT_CLASS: /* input class descriptor */ 627 dip->type = AUDIO_MIXER_CLASS; 628 dip->mixer_class = CSAUDIO_INPUT_CLASS; 629 dip->next = dip->prev = AUDIO_MIXER_LAST; 630 strcpy(dip->label.name, AudioCinputs); 631 break; 632 633 case CSAUDIO_MONITOR_CLASS: /* output class descriptor */ 634 dip->type = AUDIO_MIXER_CLASS; 635 dip->mixer_class = CSAUDIO_MONITOR_CLASS; 636 dip->next = dip->prev = AUDIO_MIXER_LAST; 637 strcpy(dip->label.name, AudioCmonitor); 638 break; 639 640 case CSAUDIO_RECORD_CLASS: /* record source class */ 641 dip->type = AUDIO_MIXER_CLASS; 642 dip->mixer_class = CSAUDIO_RECORD_CLASS; 643 dip->next = dip->prev = AUDIO_MIXER_LAST; 644 strcpy(dip->label.name, AudioCrecord); 645 break; 646 647 default: 648 return ENXIO; 649 /*NOTREACHED*/ 650 } 651 DPRINTF(("AUDIO_MIXER_DEVINFO: name=%s\n", dip->label.name)); 652 653 return (0); 654 } 655 656 #endif /* NAUDIO > 0 */ 657