1 /* $NetBSD: interwave.c,v 1.43 2020/02/29 05:51:11 isaki Exp $ */ 2 3 /* 4 * Copyright (c) 1997, 1999, 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Author: Kari Mettinen 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include <sys/cdefs.h> 32 __KERNEL_RCSID(0, "$NetBSD: interwave.c,v 1.43 2020/02/29 05:51:11 isaki Exp $"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/errno.h> 37 #include <sys/ioctl.h> 38 #include <sys/syslog.h> 39 #include <sys/device.h> 40 #include <sys/proc.h> 41 #include <sys/buf.h> 42 #include <sys/fcntl.h> 43 #include <sys/malloc.h> 44 #include <sys/kernel.h> 45 #include <sys/cpu.h> 46 #include <sys/intr.h> 47 #include <sys/audioio.h> 48 49 #include <machine/pio.h> 50 51 #include <dev/audio/audio_if.h> 52 53 #include <dev/isa/isavar.h> 54 #include <dev/isa/isadmavar.h> 55 56 #include <dev/ic/interwavereg.h> 57 #include <dev/ic/interwavevar.h> 58 59 60 static void iwreset(struct iw_softc *, int); 61 62 static int iw_set_speed(struct iw_softc *, u_long, char); 63 static u_long iw_set_format(struct iw_softc *, u_long, int); 64 static void iw_mixer_line_level(struct iw_softc *, int, int, int); 65 static void iw_trigger_dma(struct iw_softc *, u_char); 66 static void iw_stop_dma(struct iw_softc *, u_char, u_char); 67 static void iw_dma_count(struct iw_softc *, u_short, int); 68 static int iwintr(void *); 69 static void iw_meminit(struct iw_softc *); 70 static void iw_mempoke(struct iw_softc *, u_long, u_char); 71 static u_char iw_mempeek(struct iw_softc *, u_long); 72 73 #ifdef USE_WAVETABLE 74 static void iw_set_voice_place(struct iw_softc *, u_char, u_long); 75 static void iw_voice_pan(struct iw_softc *, u_char, u_short, u_short); 76 static void iw_voice_freq(struct iw_softc *, u_char, u_long); 77 static void iw_set_loopmode(struct iw_softc *, u_char, u_char, u_char); 78 static void iw_set_voice_pos(struct iw_softc *, u_short, u_long, u_long); 79 static void iw_start_voice(struct iw_softc *, u_char); 80 static void iw_play_voice(struct iw_softc *, u_long, u_long, u_short); 81 static void iw_stop_voice(struct iw_softc *, u_char); 82 static void iw_move_voice_end(struct iw_softc *, u_short, u_long); 83 static void iw_initvoices(struct iw_softc *); 84 #endif 85 86 struct audio_device iw_device = { 87 "Am78C201", 88 "0.1", 89 "guspnp" 90 }; 91 92 /* The HW supports more formats but only SLINEAR_NE/16/2ch is enough. */ 93 static const struct audio_format iw_formats[] = { 94 { 95 .mode = AUMODE_PLAY | AUMODE_RECORD, 96 .encoding = AUDIO_ENCODING_SLINEAR_NE, 97 .validbits = 16, 98 .precision = 16, 99 .channels = 2, 100 .channel_mask = AUFMT_STEREO, 101 .frequency_type = 16, 102 .frequency = { 103 5510, 6620, 8000, 9600, 11025, 104 16000, 18900, 22050, 27420, 32000, 105 33075, 37800, 38400, 44100, 44800, 48000, 106 }, 107 }, 108 }; 109 #define IW_NFORMATS __arraycount(iw_formats) 110 111 #ifdef AUDIO_DEBUG 112 int iw_debug; 113 #define DPRINTF(p) if (iw_debug) printf p 114 #else 115 #define DPRINTF(p) 116 #endif 117 118 static int iw_cc = 1; 119 #ifdef DIAGNOSTIC 120 static int outputs = 0; 121 static int iw_ints = 0; 122 static int inputs = 0; 123 static int iw_inints = 0; 124 #endif 125 126 int 127 iwintr(void *arg) 128 { 129 struct iw_softc *sc; 130 int val; 131 u_char intrs; 132 133 sc = arg; 134 val = 0; 135 intrs = 0; 136 137 mutex_spin_enter(&sc->sc_intr_lock); 138 139 IW_READ_DIRECT_1(6, sc->p2xr_h, intrs); /* UISR */ 140 141 /* codec ints */ 142 143 /* 144 * The proper order to do this seems to be to read CSR3 to get the 145 * int cause and fifo over underrrun status, then deal with the ints 146 * (new DMA set up), and to clear ints by writing the respective bit 147 * to 0. 148 */ 149 150 /* read what ints happened */ 151 152 IW_READ_CODEC_1(CSR3I, intrs); 153 154 /* clear them */ 155 156 IW_WRITE_DIRECT_1(2, sc->codec_index_h, 0x00); 157 158 /* and process them */ 159 160 if (intrs & 0x20) { 161 #ifdef DIAGNOSTIC 162 iw_inints++; 163 #endif 164 if (sc->sc_recintr != 0) 165 sc->sc_recintr(sc->sc_recarg); 166 val = 1; 167 } 168 if (intrs & 0x10) { 169 #ifdef DIAGNOSTIC 170 iw_ints++; 171 #endif 172 if (sc->sc_playintr != 0) 173 sc->sc_playintr(sc->sc_playarg); 174 val = 1; 175 } 176 177 mutex_spin_exit(&sc->sc_intr_lock); 178 179 return val; 180 } 181 182 void 183 iwattach(struct iw_softc *sc) 184 { 185 int got_irq; 186 187 DPRINTF(("iwattach sc %p\n", sc)); 188 got_irq = 0; 189 190 sc->cdatap = 1; /* relative offsets in region */ 191 sc->csr1r = 2; 192 sc->cxdr = 3; /* CPDR or CRDR */ 193 194 sc->gmxr = 0; /* sc->p3xr */ 195 sc->gmxdr = 1; /* GMTDR or GMRDR */ 196 sc->svsr = 2; 197 sc->igidxr = 3; 198 sc->i16dp = 4; 199 sc->i8dp = 5; 200 sc->lmbdr = 7; 201 202 sc->rec_precision = sc->play_precision = 8; 203 sc->rec_channels = sc->play_channels = 1; 204 sc->rec_encoding = sc->play_encoding = AUDIO_ENCODING_ULAW; 205 sc->sc_irate = 8000; 206 sc->sc_orate = 8000; 207 208 sc->sc_fullduplex = 1; 209 210 sc->sc_dma_flags = 0; 211 212 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 213 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 214 215 aprint_naive("\n"); 216 /* 217 * We can only use a few selected irqs, see if we got one from pnp 218 * code that suits us. 219 */ 220 221 if (sc->sc_irq > 0) { 222 sc->sc_ih = isa_intr_establish(sc->sc_p2xr_ic, 223 sc->sc_irq, IST_EDGE, IPL_AUDIO, iwintr, sc); 224 got_irq = 1; 225 } 226 if (!got_irq) { 227 aprint_error("\niwattach: couldn't get a suitable irq\n"); 228 mutex_destroy(&sc->sc_lock); 229 mutex_destroy(&sc->sc_intr_lock); 230 return; 231 } 232 aprint_normal("\n"); 233 iwreset(sc, 0); 234 iw_set_format(sc, AUDIO_ENCODING_ULAW, 0); 235 iw_set_format(sc, AUDIO_ENCODING_ULAW, 1); 236 aprint_normal("%s: interwave version %s\n", 237 device_xname(sc->sc_dev), iw_device.version); 238 audio_attach_mi(sc->iw_hw_if, sc, sc->sc_dev); 239 } 240 241 int 242 iwopen(struct iw_softc *sc, int flags) 243 { 244 245 DPRINTF(("iwopen: sc %p\n", sc)); 246 247 #ifdef DIAGNOSTIC 248 outputs = 0; 249 iw_ints = 0; 250 inputs = 0; 251 iw_inints = 0; 252 #endif 253 254 iwreset(sc, 1); 255 256 return 0; 257 } 258 259 void 260 iwclose(void *addr) 261 { 262 263 DPRINTF(("iwclose sc %p\n", addr)); 264 #ifdef DIAGNOSTIC 265 DPRINTF(("iwclose: outputs %d ints %d inputs %d in_ints %d\n", 266 outputs, iw_ints, inputs, iw_inints)); 267 #endif 268 } 269 270 #define RAM_STEP 64*1024 271 272 static void 273 iw_mempoke(struct iw_softc *sc, u_long addy, u_char val) 274 { 275 276 IW_WRITE_GENERAL_2(LMALI, (u_short) addy); 277 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16)); 278 279 /* Write byte to LMBDR */ 280 IW_WRITE_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, val); 281 } 282 283 static u_char 284 iw_mempeek(struct iw_softc *sc, u_long addy) 285 { 286 u_char ret; 287 288 IW_WRITE_GENERAL_2(LMALI, (u_short) addy); 289 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16)); 290 291 IW_READ_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, ret); 292 return ret; /* return byte from LMBDR */ 293 } 294 295 static void 296 iw_meminit(struct iw_softc *sc) 297 { 298 u_long bank[4] = {0L, 0L, 0L, 0L}; 299 u_long addr, base, cnt; 300 u_char i, ram /* ,memval=0 */ ; 301 u_short lmcfi; 302 u_long temppi; 303 u_long *lpbanks; 304 305 addr = 0L; 306 base = 0L; 307 cnt = 0L; 308 ram = 0; 309 lpbanks = &temppi; 310 311 IW_WRITE_GENERAL_1(LDMACI, 0x00); 312 313 IW_READ_GENERAL_2(LMCFI, lmcfi); /* 0x52 */ 314 lmcfi |= 0x0A0C; 315 IW_WRITE_GENERAL_2(LMCFI, lmcfi); /* max addr span */ 316 IW_WRITE_GENERAL_1(LMCI, 0x00); 317 318 /* fifo addresses */ 319 320 IW_WRITE_GENERAL_2(LMRFAI, ((4 * 1024 * 1024) >> 8)); 321 IW_WRITE_GENERAL_2(LMPFAI, ((4 * 1024 * 1024 + 16 * 1024) >> 8)); 322 323 IW_WRITE_GENERAL_2(LMFSI, 0x000); 324 325 IW_WRITE_GENERAL_2(LDICI, 0x0000); 326 327 while (addr < (16 * 1024 * 1024)) { 328 iw_mempoke(sc, addr, 0x00); 329 addr += RAM_STEP; 330 } 331 332 printf("%s:", device_xname(sc->sc_dev)); 333 334 for (i = 0; i < 4; i++) { 335 iw_mempoke(sc, base, 0xAA); /* mark start of bank */ 336 iw_mempoke(sc, base + 1L, 0x55); 337 if (iw_mempeek(sc, base) == 0xAA && 338 iw_mempeek(sc, base + 1L) == 0x55) 339 ram = 1; 340 if (ram) { 341 while (cnt < (4 * 1024 * 1024)) { 342 bank[i] += RAM_STEP; 343 cnt += RAM_STEP; 344 addr = base + cnt; 345 if (iw_mempeek(sc, addr) == 0xAA) 346 break; 347 } 348 } 349 if (lpbanks != NULL) { 350 *lpbanks = bank[i]; 351 lpbanks++; 352 } 353 bank[i] = bank[i] >> 10; 354 printf("%s bank[%d]: %ldK", i ? "," : "", i, bank[i]); 355 base += 4 * 1024 * 1024; 356 cnt = 0L; 357 ram = 0; 358 } 359 360 printf("\n"); 361 362 /* 363 * this is not really useful since GUS PnP supports memory 364 * configurations that aren't really supported by Interwave...beware 365 * of holes! Also, we don't use the memory for anything in this 366 * version of the driver. 367 * 368 * we've configured for 4M-4M-4M-4M 369 */ 370 } 371 372 static void 373 iwreset(struct iw_softc *sc, int warm) 374 { 375 u_char reg, cmode, val, mixer_image; 376 377 val = 0; 378 mixer_image = 0; 379 reg = 0; /* XXX gcc -Wall */ 380 381 cmode = 0x6c; /* enhanced codec mode (full duplex) */ 382 383 /* reset */ 384 385 IW_WRITE_GENERAL_1(URSTI, 0x00); 386 delay(10); 387 IW_WRITE_GENERAL_1(URSTI, 0x07); 388 IW_WRITE_GENERAL_1(ICMPTI, 0x1f); /* disable DSP and uici and 389 * udci writes */ 390 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* enable ints to ISA and 391 * codec access */ 392 IW_READ_GENERAL_1(IVERI, reg); 393 IW_WRITE_GENERAL_1(IVERI, reg | 0x01); /* hidden reg lock disable */ 394 IW_WRITE_GENERAL_1(UASBCI, 0x00); 395 396 /* synth enhanced mode (default), 0 active voices, disable ints */ 397 398 IW_WRITE_GENERAL_1(SGMI_WR, 0x01); /* enhanced mode, LFOs 399 * disabled */ 400 for (val = 0; val < 32; val++) { 401 /* set each synth sound volume to 0 */ 402 IW_WRITE_DIRECT_1(sc->p3xr + 2, sc->p3xr_h, val); 403 IW_WRITE_GENERAL_1(SVSI_WR, 0x00); 404 IW_WRITE_GENERAL_2(SASLI_WR, 0x0000); 405 IW_WRITE_GENERAL_2(SASHI_WR, 0x0000); 406 IW_WRITE_GENERAL_2(SAELI_WR, 0x0000); 407 IW_WRITE_GENERAL_2(SAEHI_WR, 0x0000); 408 IW_WRITE_GENERAL_2(SFCI_WR, 0x0000); 409 IW_WRITE_GENERAL_1(SACI_WR, 0x02); 410 IW_WRITE_GENERAL_1(SVSI_WR, 0x00); 411 IW_WRITE_GENERAL_1(SVEI_WR, 0x00); 412 IW_WRITE_GENERAL_2(SVLI_WR, 0x0000); 413 IW_WRITE_GENERAL_1(SVCI_WR, 0x02); 414 IW_WRITE_GENERAL_1(SMSI_WR, 0x02); 415 } 416 417 IW_WRITE_GENERAL_1(SAVI_WR, 0x00); 418 419 /* codec mode/init */ 420 421 /* first change mode to 1 */ 422 423 IW_WRITE_CODEC_1(CMODEI, 0x00); 424 425 /* and mode 3 */ 426 427 IW_WRITE_CODEC_1(CMODEI, cmode); 428 429 IW_READ_CODEC_1(CMODEI, reg); 430 431 DPRINTF(("cmode %x\n", reg)); 432 433 sc->revision = ((reg & 0x80) >> 3) | (reg & 0x0f); 434 435 IW_WRITE_DIRECT_1(sc->codec_index + 2, sc->p2xr_h, 0x00); 436 437 IW_WRITE_CODEC_1(CFIG1I | IW_MCE, 0x00); /* DMA 2 chan access */ 438 IW_WRITE_CODEC_1(CEXTI, 0x00); /* disable ints for now */ 439 440 441 IW_WRITE_CODEC_1(CLPCTI, 0x00); /* reset playback sample counters */ 442 IW_WRITE_CODEC_1(CUPCTI, 0x00); /* always upper byte last */ 443 IW_WRITE_CODEC_1(CFIG2I, 0x80); /* full voltage range, enable record 444 * and playback sample counters, and 445 * don't center output in case or 446 * FIFO underrun */ 447 IW_WRITE_CODEC_1(CFIG3I, 0xc0); /* enable record/playback irq (still 448 * turned off from CEXTI), max DMA 449 * rate */ 450 IW_WRITE_CODEC_1(CSR3I, 0x00); /* clear status 3 reg */ 451 452 453 IW_WRITE_CODEC_1(CLRCTI, 0x00); /* reset record sample counters */ 454 IW_WRITE_CODEC_1(CURCTI, 0x00); /* always upper byte last */ 455 456 457 IW_READ_GENERAL_1(IVERI, reg); 458 459 sc->vers = reg >> 4; 460 if (!warm) 461 snprintf(iw_device.version, sizeof(iw_device.version), "%d.%d", 462 sc->vers, sc->revision); 463 464 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* irqs and codec decode 465 * enable */ 466 467 468 /* ports */ 469 470 if (!warm) { 471 iw_mixer_line_level(sc, IW_LINE_OUT, 255, 255); 472 iw_mixer_line_level(sc, IW_LINE_IN, 0, 0); 473 iw_mixer_line_level(sc, IW_AUX1, 0, 0); 474 iw_mixer_line_level(sc, IW_AUX2, 200, 200); /* CD */ 475 sc->sc_dac.off = 0; 476 iw_mixer_line_level(sc, IW_DAC, 200, 200); 477 478 iw_mixer_line_level(sc, IW_MIC_IN, 0, 0); 479 iw_mixer_line_level(sc, IW_REC, 0, 0); 480 iw_mixer_line_level(sc, IW_LOOPBACK, 0, 0); 481 iw_mixer_line_level(sc, IW_MONO_IN, 0, 0); 482 483 /* mem stuff */ 484 iw_meminit(sc); 485 486 } 487 IW_WRITE_CODEC_1(CEXTI, 0x02); /* codec int enable */ 488 489 /* clear _LDMACI */ 490 491 IW_WRITE_GENERAL_1(LDMACI, 0x00); 492 493 /* enable mixer paths */ 494 mixer_image = 0x0c; 495 IW_WRITE_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 496 /* 497 * enable output, line in. disable mic in bit 0 = 0 -> line in on 498 * (from codec?) bit 1 = 0 -> output on bit 2 = 1 -> mic in on bit 3 499 * = 1 -> irq&drq pin enable bit 4 = 1 -> channel interrupts to chan 500 * 1 bit 5 = 1 -> enable midi loop back bit 6 = 0 -> irq latches 501 * URCR[2:0] bit 6 = 1 -> DMA latches URCR[2:0] 502 */ 503 504 505 IW_READ_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 506 #ifdef AUDIO_DEBUG 507 if (!warm) 508 DPRINTF(("mix image %x \n", mixer_image)); 509 #endif 510 } 511 512 struct iw_codec_freq { 513 u_long freq; 514 u_char bits; 515 }; 516 517 int 518 iw_set_speed(struct iw_softc *sc, u_long freq, char in) 519 { 520 u_char var, cfig3, reg; 521 522 static struct iw_codec_freq iw_cf[17] = { 523 #define FREQ_1 24576000 524 #define FREQ_2 16934400 525 #define XTAL1 0 526 #define XTAL2 1 527 {5510, 0x00 | XTAL2}, {6620, 0x0E | XTAL2}, 528 {8000, 0x00 | XTAL1}, {9600, 0x0E | XTAL1}, 529 {11025, 0x02 | XTAL2}, {16000, 0x02 | XTAL1}, 530 {18900, 0x04 | XTAL2}, {22050, 0x06 | XTAL2}, 531 {27420, 0x04 | XTAL1}, {32000, 0x06 | XTAL1}, 532 {33075, 0x0C | XTAL2}, {37800, 0x08 | XTAL2}, 533 {38400, 0x0A | XTAL1}, {44100, 0x0A | XTAL2}, 534 {44800, 0x08 | XTAL1}, {48000, 0x0C | XTAL1}, 535 {48000, 0x0C | XTAL1} /* really a dummy for indexing later */ 536 #undef XTAL1 537 #undef XTAL2 538 }; 539 540 cfig3 = 0; /* XXX gcc -Wall */ 541 542 /* 543 * if the frequency is between 3493 Hz and 32 kHz we can use a more 544 * accurate frequency than the ones listed above base on the formula 545 * FREQ/((16*(48+x))) where FREQ is either FREQ_1 (24576000Hz) or 546 * FREQ_2 (16934400Hz) and x is the value to be written to either 547 * CPVFI or CRVFI. To enable this option, bit 2 in CFIG3 needs to be 548 * set high 549 * 550 * NOT IMPLEMENTED! 551 * 552 * Note that if you have a 'bad' XTAL_1 (higher than 18.5 MHz), 44.8 kHz 553 * and 38.4 kHz modes will provide wrong frequencies to output. 554 */ 555 556 557 if (freq > 48000) 558 freq = 48000; 559 if (freq < 5510) 560 freq = 5510; 561 562 /* reset CFIG3[2] */ 563 564 IW_READ_CODEC_1(CFIG3I, cfig3); 565 566 cfig3 |= 0xc0; /* not full fifo treshhold */ 567 568 DPRINTF(("cfig3i = %x -> ", cfig3)); 569 570 cfig3 &= ~0x04; 571 IW_WRITE_CODEC_1(CFIG3I, cfig3); 572 IW_READ_CODEC_1(CFIG3I, cfig3); 573 574 DPRINTF(("%x\n", cfig3)); 575 576 for (var = 0; var < 16; var++) /* select closest frequency */ 577 if (freq <= iw_cf[var].freq) 578 break; 579 if (var != 16) 580 if (abs(freq - iw_cf[var].freq) > abs(iw_cf[var + 1].freq - freq)) 581 var++; 582 583 if (in) 584 IW_WRITE_CODEC_1(CRDFI | IW_MCE, sc->recfmtbits | iw_cf[var].bits); 585 else 586 IW_WRITE_CODEC_1(CPDFI | IW_MCE, sc->playfmtbits | iw_cf[var].bits); 587 freq = iw_cf[var].freq; 588 DPRINTF(("setting %s frequency to %d bits %x \n", 589 in ? "in" : "out", (int) freq, iw_cf[var].bits)); 590 591 IW_READ_CODEC_1(CPDFI, reg); 592 593 DPRINTF((" CPDFI %x ", reg)); 594 595 IW_READ_CODEC_1(CRDFI, reg); 596 597 DPRINTF((" CRDFI %x ", reg)); 598 __USE(reg); 599 600 return freq; 601 } 602 603 int 604 iw_query_format(void *addr, audio_format_query_t *afp) 605 { 606 607 return audio_query_format(iw_formats, IW_NFORMATS, afp); 608 } 609 610 static u_long 611 iw_set_format(struct iw_softc *sc, u_long precision, int in) 612 { 613 u_char data; 614 int encoding, channels; 615 616 encoding = in ? sc->rec_encoding : sc->play_encoding; 617 channels = in ? sc->rec_channels : sc->play_channels; 618 619 DPRINTF(("iw_set_format\n")); 620 621 switch (encoding) { 622 case AUDIO_ENCODING_ULAW: 623 data = 0x00; 624 break; 625 626 case AUDIO_ENCODING_ALAW: 627 data = 0x00; 628 break; 629 630 case AUDIO_ENCODING_SLINEAR_LE: 631 if (precision == 16) 632 data = 0x40; /* little endian. 0xc0 is big endian */ 633 else 634 data = 0x00; 635 break; 636 637 case AUDIO_ENCODING_SLINEAR_BE: 638 if (precision == 16) 639 data = 0xc0; 640 else 641 data = 0x00; 642 break; 643 644 case AUDIO_ENCODING_ADPCM: 645 data = 0xa0; 646 break; 647 648 default: 649 return -1; 650 } 651 652 if (channels == 2) 653 data |= 0x10; /* stereo */ 654 655 if (in) { 656 /* in */ 657 sc->recfmtbits = data; 658 /* This will zero the normal codec frequency, 659 * iw_set_speed should always be called afterwards. 660 */ 661 IW_WRITE_CODEC_1(CRDFI | IW_MCE, data); 662 } else { 663 /* out */ 664 sc->playfmtbits = data; 665 IW_WRITE_CODEC_1(CPDFI | IW_MCE, data); 666 } 667 668 DPRINTF(("formatbits %s %x", in ? "in" : "out", data)); 669 670 return encoding; 671 } 672 673 int 674 iw_audio_set_format(void *addr, int setmode, 675 const audio_params_t *p, const audio_params_t *q, 676 audio_filter_reg_t *pfil, audio_filter_reg_t *rfil) 677 { 678 struct iw_softc *sc; 679 680 DPRINTF(("%s: code %u, prec %u, rate %u, chan %u\n", __func__, 681 p->encoding, p->precision, p->sample_rate, p->channels)); 682 sc = addr; 683 684 if (setmode & AUMODE_PLAY) { 685 sc->play_channels = p->channels; 686 sc->play_encoding = p->encoding; 687 sc->play_precision = p->precision; 688 iw_set_format(sc, p->precision, 0); 689 sc->sc_orate = iw_set_speed(sc, p->sample_rate, 0); 690 } else { 691 sc->rec_channels = q->channels; 692 sc->rec_encoding = q->encoding; 693 sc->rec_precision = q->precision; 694 /* XXX Is this 'p' a typo of 'q' ? */ 695 iw_set_format(sc, p->precision, 1); 696 sc->sc_irate = iw_set_speed(sc, q->sample_rate, 1); 697 } 698 return 0; 699 } 700 701 void 702 iw_mixer_line_level(struct iw_softc *sc, int line, int levl, int levr) 703 { 704 u_char gainl, gainr, attenl, attenr; 705 706 switch (line) { 707 case IW_REC: 708 gainl = sc->sc_recsrcbits | (levl >> 4); 709 gainr = sc->sc_recsrcbits | (levr >> 4); 710 DPRINTF(("recording with %x", gainl)); 711 IW_WRITE_CODEC_1(CLICI, gainl); 712 IW_WRITE_CODEC_1(CRICI, gainr); 713 sc->sc_rec.voll = levl & 0xf0; 714 sc->sc_rec.volr = levr & 0xf0; 715 break; 716 717 case IW_AUX1: 718 719 gainl = (255 - levl) >> 3; 720 gainr = (255 - levr) >> 3; 721 722 /* mute if 0 level */ 723 if (levl == 0) 724 gainl |= 0x80; 725 if (levr == 0) 726 gainr |= 0x80; 727 728 IW_WRITE_CODEC_1(IW_LEFT_AUX1_PORT, gainl); 729 IW_WRITE_CODEC_1(IW_RIGHT_AUX1_PORT, gainr); 730 sc->sc_aux1.voll = levl & 0xf8; 731 sc->sc_aux1.volr = levr & 0xf8; 732 733 break; 734 735 case IW_AUX2: 736 737 gainl = (255 - levl) >> 3; 738 gainr = (255 - levr) >> 3; 739 740 /* mute if 0 level */ 741 if (levl == 0) 742 gainl |= 0x80; 743 if (levr == 0) 744 gainr |= 0x80; 745 746 IW_WRITE_CODEC_1(IW_LEFT_AUX2_PORT, gainl); 747 IW_WRITE_CODEC_1(IW_RIGHT_AUX2_PORT, gainr); 748 sc->sc_aux2.voll = levl & 0xf8; 749 sc->sc_aux2.volr = levr & 0xf8; 750 break; 751 case IW_DAC: 752 attenl = ((255 - levl) >> 2) | ((levl && !sc->sc_dac.off) ? 0 : 0x80); 753 attenr = ((255 - levr) >> 2) | ((levr && !sc->sc_dac.off) ? 0 : 0x80); 754 IW_WRITE_CODEC_1(CLDACI, attenl); 755 IW_WRITE_CODEC_1(CRDACI, attenr); 756 sc->sc_dac.voll = levl & 0xfc; 757 sc->sc_dac.volr = levr & 0xfc; 758 break; 759 case IW_LOOPBACK: 760 attenl = ((255 - levl) & 0xfc) | (levl ? 0x01 : 0); 761 IW_WRITE_CODEC_1(CLCI, attenl); 762 sc->sc_loopback.voll = levl & 0xfc; 763 break; 764 case IW_LINE_IN: 765 gainl = (levl >> 3) | (levl ? 0 : 0x80); 766 gainr = (levr >> 3) | (levr ? 0 : 0x80); 767 IW_WRITE_CODEC_1(CLLICI, gainl); 768 IW_WRITE_CODEC_1(CRLICI, gainr); 769 sc->sc_linein.voll = levl & 0xf8; 770 sc->sc_linein.volr = levr & 0xf8; 771 break; 772 case IW_MIC_IN: 773 gainl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 774 gainr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 775 IW_WRITE_CODEC_1(CLMICI, gainl); 776 IW_WRITE_CODEC_1(CRMICI, gainr); 777 sc->sc_mic.voll = levl & 0xf8; 778 sc->sc_mic.volr = levr & 0xf8; 779 break; 780 case IW_LINE_OUT: 781 attenl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 782 attenr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 783 IW_WRITE_CODEC_1(CLOAI, attenl); 784 IW_WRITE_CODEC_1(CROAI, attenr); 785 sc->sc_lineout.voll = levl & 0xf8; 786 sc->sc_lineout.volr = levr & 0xf8; 787 break; 788 case IW_MONO_IN: 789 attenl = ((255 - levl) >> 4) | (levl ? 0 : 0xc0); /* in/out mute */ 790 IW_WRITE_CODEC_1(CMONOI, attenl); 791 sc->sc_monoin.voll = levl & 0xf0; 792 break; 793 } 794 } 795 796 int 797 iw_commit_settings(void *addr) 798 { 799 800 return 0; 801 } 802 803 void 804 iw_trigger_dma(struct iw_softc *sc, u_char io) 805 { 806 u_char reg; 807 808 IW_READ_CODEC_1(CSR3I, reg); 809 IW_WRITE_CODEC_1(CSR3I, reg & ~(io == IW_DMA_PLAYBACK ? 0x10 : 0x20)); 810 811 IW_READ_CODEC_1(CFIG1I, reg); 812 813 IW_WRITE_CODEC_1(CFIG1I, reg | io); 814 815 /* let the counter run */ 816 IW_READ_CODEC_1(CFIG2I, reg); 817 IW_WRITE_CODEC_1(CFIG2I, reg & ~(io << 4)); 818 } 819 820 void 821 iw_stop_dma(struct iw_softc *sc, u_char io, u_char hard) 822 { 823 u_char reg; 824 825 /* just stop the counter, no need to flush the fifo */ 826 IW_READ_CODEC_1(CFIG2I, reg); 827 IW_WRITE_CODEC_1(CFIG2I, (reg | (io << 4))); 828 829 if (hard) { 830 /* unless we're closing the device */ 831 IW_READ_CODEC_1(CFIG1I, reg); 832 IW_WRITE_CODEC_1(CFIG1I, reg & ~io); 833 } 834 } 835 836 void 837 iw_dma_count(struct iw_softc *sc, u_short count, int io) 838 { 839 840 if (io == IW_DMA_PLAYBACK) { 841 IW_WRITE_CODEC_1(CLPCTI, (u_char) (count & 0x00ff)); 842 IW_WRITE_CODEC_1(CUPCTI, (u_char) ((count >> 8) & 0x00ff)); 843 } else { 844 IW_WRITE_CODEC_1(CLRCTI, (u_char) (count & 0x00ff)); 845 IW_WRITE_CODEC_1(CURCTI, (u_char) ((count >> 8) & 0x00ff)); 846 } 847 } 848 849 int 850 iw_init_output(void *addr, void *sbuf, int cc) 851 { 852 struct iw_softc *sc = (struct iw_softc *) addr; 853 854 DPRINTF(("iw_init_output\n")); 855 856 isa_dmastart(sc->sc_ic, sc->sc_playdrq, sbuf, 857 cc, NULL, DMAMODE_WRITE | DMAMODE_LOOP, BUS_DMA_NOWAIT); 858 return 0; 859 } 860 861 int 862 iw_init_input(void *addr, void *sbuf, int cc) 863 { 864 struct iw_softc *sc; 865 866 DPRINTF(("iw_init_input\n")); 867 sc = (struct iw_softc *) addr; 868 isa_dmastart(sc->sc_ic, sc->sc_recdrq, sbuf, 869 cc, NULL, DMAMODE_READ | DMAMODE_LOOP, BUS_DMA_NOWAIT); 870 return 0; 871 } 872 873 874 int 875 iw_start_output(void *addr, void *p, int cc, void (*intr)(void *), void *arg) 876 { 877 struct iw_softc *sc; 878 879 #ifdef DIAGNOSTIC 880 if (!intr) { 881 printf("iw_start_output: no callback!\n"); 882 return 1; 883 } 884 #endif 885 sc = addr; 886 sc->sc_playintr = intr; 887 sc->sc_playarg = arg; 888 sc->sc_dma_flags |= DMAMODE_WRITE; 889 sc->sc_playdma_bp = p; 890 891 isa_dmastart(sc->sc_ic, sc->sc_playdrq, sc->sc_playdma_bp, 892 cc, NULL, DMAMODE_WRITE, BUS_DMA_NOWAIT); 893 894 895 if (sc->play_encoding == AUDIO_ENCODING_ADPCM) 896 cc >>= 2; 897 if (sc->play_precision == 16) 898 cc >>= 1; 899 900 if (sc->play_channels == 2 && sc->play_encoding != AUDIO_ENCODING_ADPCM) 901 cc >>= 1; 902 903 cc -= iw_cc; 904 905 /* iw_dma_access(sc,1); */ 906 if (cc != sc->sc_playdma_cnt) { 907 iw_dma_count(sc, (u_short) cc, IW_DMA_PLAYBACK); 908 sc->sc_playdma_cnt = cc; 909 910 iw_trigger_dma(sc, IW_DMA_PLAYBACK); 911 } 912 913 #ifdef DIAGNOSTIC 914 if (outputs != iw_ints) 915 printf("iw_start_output: out %d, int %d\n", outputs, iw_ints); 916 outputs++; 917 #endif 918 919 return 0; 920 } 921 922 923 int 924 iw_start_input(void *addr, void *p, int cc, void (*intr)(void *), void *arg) 925 { 926 struct iw_softc *sc; 927 928 #ifdef DIAGNOSTIC 929 if (!intr) { 930 printf("iw_start_input: no callback!\n"); 931 return 1; 932 } 933 #endif 934 sc = addr; 935 sc->sc_recintr = intr; 936 sc->sc_recarg = arg; 937 sc->sc_dma_flags |= DMAMODE_READ; 938 sc->sc_recdma_bp = p; 939 940 isa_dmastart(sc->sc_ic, sc->sc_recdrq, sc->sc_recdma_bp, 941 cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT); 942 943 944 if (sc->rec_encoding == AUDIO_ENCODING_ADPCM) 945 cc >>= 2; 946 if (sc->rec_precision == 16) 947 cc >>= 1; 948 949 if (sc->rec_channels == 2 && sc->rec_encoding != AUDIO_ENCODING_ADPCM) 950 cc >>= 1; 951 952 cc -= iw_cc; 953 954 /* iw_dma_access(sc,0); */ 955 if (sc->sc_recdma_cnt != cc) { 956 iw_dma_count(sc, (u_short) cc, IW_DMA_RECORD); 957 sc->sc_recdma_cnt = cc; 958 /* iw_dma_ctrl(sc, IW_DMA_RECORD); */ 959 iw_trigger_dma(sc, IW_DMA_RECORD); 960 } 961 962 #ifdef DIAGNOSTIC 963 if ((inputs != iw_inints)) 964 printf("iw_start_input: in %d, inints %d\n", inputs, iw_inints); 965 inputs++; 966 #endif 967 968 return 0; 969 } 970 971 972 int 973 iw_halt_output(void *addr) 974 { 975 struct iw_softc *sc; 976 977 sc = addr; 978 iw_stop_dma(sc, IW_DMA_PLAYBACK, 0); 979 return 0; 980 } 981 982 983 int 984 iw_halt_input(void *addr) 985 { 986 struct iw_softc *sc; 987 988 sc = addr; 989 iw_stop_dma(sc, IW_DMA_RECORD, 0); 990 return 0; 991 } 992 993 int 994 iw_speaker_ctl(void *addr, int newstate) 995 { 996 struct iw_softc *sc; 997 u_char reg; 998 999 sc = addr; 1000 if (newstate == SPKR_ON) { 1001 sc->sc_dac.off = 0; 1002 IW_READ_CODEC_1(CLDACI, reg); 1003 IW_WRITE_CODEC_1(CLDACI, reg & 0x7f); 1004 IW_READ_CODEC_1(CRDACI, reg); 1005 IW_WRITE_CODEC_1(CRDACI, reg & 0x7f); 1006 } else { 1007 /* SPKR_OFF */ 1008 sc->sc_dac.off = 1; 1009 IW_READ_CODEC_1(CLDACI, reg); 1010 IW_WRITE_CODEC_1(CLDACI, reg | 0x80); 1011 IW_READ_CODEC_1(CRDACI, reg); 1012 IW_WRITE_CODEC_1(CRDACI, reg | 0x80); 1013 } 1014 return 0; 1015 } 1016 1017 int 1018 iw_getdev(void *addr, struct audio_device *retp) 1019 { 1020 1021 *retp = iw_device; 1022 return 0; 1023 } 1024 1025 /* Mixer (in/out ports) */ 1026 int 1027 iw_set_port(void *addr, mixer_ctrl_t *cp) 1028 { 1029 struct iw_softc *sc; 1030 u_char vall, valr; 1031 int error; 1032 1033 sc = addr; 1034 vall = 0; 1035 valr = 0; 1036 error = EINVAL; 1037 switch (cp->dev) { 1038 case IW_MIC_IN_LVL: 1039 if (cp->type == AUDIO_MIXER_VALUE) { 1040 error = 0; 1041 if (cp->un.value.num_channels == 1) { 1042 vall = valr = cp->un.value.level[0]; 1043 } else { 1044 vall = cp->un.value.level[0]; 1045 valr = cp->un.value.level[1]; 1046 } 1047 sc->sc_mic.voll = vall; 1048 sc->sc_mic.volr = valr; 1049 iw_mixer_line_level(sc, IW_MIC_IN, vall, valr); 1050 } 1051 break; 1052 case IW_AUX1_LVL: 1053 if (cp->type == AUDIO_MIXER_VALUE) { 1054 error = 0; 1055 if (cp->un.value.num_channels == 1) { 1056 vall = valr = cp->un.value.level[0]; 1057 } else { 1058 vall = cp->un.value.level[0]; 1059 valr = cp->un.value.level[1]; 1060 } 1061 sc->sc_aux1.voll = vall; 1062 sc->sc_aux1.volr = valr; 1063 iw_mixer_line_level(sc, IW_AUX1, vall, valr); 1064 } 1065 break; 1066 case IW_AUX2_LVL: 1067 if (cp->type == AUDIO_MIXER_VALUE) { 1068 error = 0; 1069 if (cp->un.value.num_channels == 1) { 1070 vall = valr = cp->un.value.level[0]; 1071 } else { 1072 vall = cp->un.value.level[0]; 1073 valr = cp->un.value.level[1]; 1074 } 1075 sc->sc_aux2.voll = vall; 1076 sc->sc_aux2.volr = valr; 1077 iw_mixer_line_level(sc, IW_AUX2, vall, valr); 1078 } 1079 break; 1080 case IW_LINE_IN_LVL: 1081 if (cp->type == AUDIO_MIXER_VALUE) { 1082 error = 0; 1083 if (cp->un.value.num_channels == 1) { 1084 vall = valr = cp->un.value.level[0]; 1085 } else { 1086 vall = cp->un.value.level[0]; 1087 valr = cp->un.value.level[1]; 1088 } 1089 sc->sc_linein.voll = vall; 1090 sc->sc_linein.volr = valr; 1091 iw_mixer_line_level(sc, IW_LINE_IN, vall, valr); 1092 } 1093 break; 1094 case IW_LINE_OUT_LVL: 1095 if (cp->type == AUDIO_MIXER_VALUE) { 1096 error = 0; 1097 if (cp->un.value.num_channels == 1) { 1098 vall = valr = cp->un.value.level[0]; 1099 } else { 1100 vall = cp->un.value.level[0]; 1101 valr = cp->un.value.level[1]; 1102 } 1103 sc->sc_lineout.voll = vall; 1104 sc->sc_lineout.volr = valr; 1105 iw_mixer_line_level(sc, IW_LINE_OUT, vall, valr); 1106 } 1107 break; 1108 case IW_REC_LVL: 1109 if (cp->type == AUDIO_MIXER_VALUE) { 1110 error = 0; 1111 if (cp->un.value.num_channels == 1) { 1112 vall = valr = cp->un.value.level[0]; 1113 } else { 1114 vall = cp->un.value.level[0]; 1115 valr = cp->un.value.level[1]; 1116 } 1117 sc->sc_rec.voll = vall; 1118 sc->sc_rec.volr = valr; 1119 iw_mixer_line_level(sc, IW_REC, vall, valr); 1120 } 1121 break; 1122 1123 case IW_DAC_LVL: 1124 if (cp->type == AUDIO_MIXER_VALUE) { 1125 error = 0; 1126 if (cp->un.value.num_channels == 1) { 1127 vall = valr = cp->un.value.level[0]; 1128 } else { 1129 vall = cp->un.value.level[0]; 1130 valr = cp->un.value.level[1]; 1131 } 1132 sc->sc_dac.voll = vall; 1133 sc->sc_dac.volr = valr; 1134 iw_mixer_line_level(sc, IW_DAC, vall, valr); 1135 } 1136 break; 1137 1138 case IW_LOOPBACK_LVL: 1139 if (cp->type == AUDIO_MIXER_VALUE) { 1140 error = 0; 1141 if (cp->un.value.num_channels != 1) { 1142 return EINVAL; 1143 } else { 1144 valr = vall = cp->un.value.level[0]; 1145 } 1146 sc->sc_loopback.voll = vall; 1147 sc->sc_loopback.volr = valr; 1148 iw_mixer_line_level(sc, IW_LOOPBACK, vall, valr); 1149 } 1150 break; 1151 1152 case IW_MONO_IN_LVL: 1153 if (cp->type == AUDIO_MIXER_VALUE) { 1154 error = 0; 1155 if (cp->un.value.num_channels != 1) { 1156 return EINVAL; 1157 } else { 1158 valr = vall = cp->un.value.level[0]; 1159 } 1160 sc->sc_monoin.voll = vall; 1161 sc->sc_monoin.volr = valr; 1162 iw_mixer_line_level(sc, IW_MONO_IN, vall, valr); 1163 } 1164 break; 1165 case IW_RECORD_SOURCE: 1166 error = 0; 1167 sc->sc_recsrcbits = cp->un.ord << 6; 1168 DPRINTF(("record source %d bits %x\n", cp->un.ord, 1169 sc->sc_recsrcbits)); 1170 iw_mixer_line_level(sc, IW_REC, sc->sc_rec.voll, 1171 sc->sc_rec.volr); 1172 break; 1173 } 1174 1175 return error; 1176 } 1177 1178 1179 int 1180 iw_get_port(void *addr, mixer_ctrl_t *cp) 1181 { 1182 struct iw_softc *sc; 1183 int error; 1184 1185 sc = addr; 1186 error = EINVAL; 1187 switch (cp->dev) { 1188 case IW_MIC_IN_LVL: 1189 if (cp->type == AUDIO_MIXER_VALUE) { 1190 cp->un.value.num_channels = 2; 1191 cp->un.value.level[0] = sc->sc_mic.voll; 1192 cp->un.value.level[1] = sc->sc_mic.volr; 1193 error = 0; 1194 } 1195 break; 1196 case IW_AUX1_LVL: 1197 if (cp->type == AUDIO_MIXER_VALUE) { 1198 cp->un.value.num_channels = 2; 1199 cp->un.value.level[0] = sc->sc_aux1.voll; 1200 cp->un.value.level[1] = sc->sc_aux1.volr; 1201 error = 0; 1202 } 1203 break; 1204 case IW_AUX2_LVL: 1205 if (cp->type == AUDIO_MIXER_VALUE) { 1206 cp->un.value.num_channels = 2; 1207 cp->un.value.level[0] = sc->sc_aux2.voll; 1208 cp->un.value.level[1] = sc->sc_aux2.volr; 1209 error = 0; 1210 } 1211 break; 1212 case IW_LINE_OUT_LVL: 1213 if (cp->type == AUDIO_MIXER_VALUE) { 1214 cp->un.value.num_channels = 2; 1215 cp->un.value.level[0] = sc->sc_lineout.voll; 1216 cp->un.value.level[1] = sc->sc_lineout.volr; 1217 error = 0; 1218 } 1219 break; 1220 case IW_LINE_IN_LVL: 1221 if (cp->type == AUDIO_MIXER_VALUE) { 1222 cp->un.value.num_channels = 2; 1223 cp->un.value.level[0] = sc->sc_linein.voll; 1224 cp->un.value.level[1] = sc->sc_linein.volr; 1225 error = 0; 1226 } 1227 break; 1228 case IW_REC_LVL: 1229 if (cp->type == AUDIO_MIXER_VALUE) { 1230 cp->un.value.num_channels = 2; 1231 cp->un.value.level[0] = sc->sc_rec.voll; 1232 cp->un.value.level[1] = sc->sc_rec.volr; 1233 error = 0; 1234 } 1235 break; 1236 1237 case IW_DAC_LVL: 1238 if (cp->type == AUDIO_MIXER_VALUE) { 1239 cp->un.value.num_channels = 2; 1240 cp->un.value.level[0] = sc->sc_dac.voll; 1241 cp->un.value.level[1] = sc->sc_dac.volr; 1242 error = 0; 1243 } 1244 break; 1245 1246 case IW_LOOPBACK_LVL: 1247 if (cp->type == AUDIO_MIXER_VALUE) { 1248 cp->un.value.num_channels = 1; 1249 cp->un.value.level[0] = sc->sc_loopback.voll; 1250 error = 0; 1251 } 1252 break; 1253 1254 case IW_MONO_IN_LVL: 1255 if (cp->type == AUDIO_MIXER_VALUE) { 1256 cp->un.value.num_channels = 1; 1257 cp->un.value.level[0] = sc->sc_monoin.voll; 1258 error = 0; 1259 } 1260 break; 1261 case IW_RECORD_SOURCE: 1262 cp->un.ord = sc->sc_recsrcbits >> 6; 1263 error = 0; 1264 break; 1265 } 1266 1267 return error; 1268 } 1269 1270 1271 1272 int 1273 iw_query_devinfo(void *addr, mixer_devinfo_t *dip) 1274 { 1275 1276 switch (dip->index) { 1277 case IW_MIC_IN_LVL: /* Microphone */ 1278 dip->type = AUDIO_MIXER_VALUE; 1279 dip->mixer_class = IW_INPUT_CLASS; 1280 dip->prev = AUDIO_MIXER_LAST; 1281 dip->next = AUDIO_MIXER_LAST; 1282 strcpy(dip->label.name, AudioNmicrophone); 1283 dip->un.v.num_channels = 2; 1284 strcpy(dip->un.v.units.name, AudioNvolume); 1285 break; 1286 case IW_AUX1_LVL: 1287 dip->type = AUDIO_MIXER_VALUE; 1288 dip->mixer_class = IW_INPUT_CLASS; 1289 dip->prev = AUDIO_MIXER_LAST; 1290 dip->next = AUDIO_MIXER_LAST; 1291 strcpy(dip->label.name, AudioNline); 1292 dip->un.v.num_channels = 2; 1293 strcpy(dip->un.v.units.name, AudioNvolume); 1294 break; 1295 case IW_AUX2_LVL: 1296 dip->type = AUDIO_MIXER_VALUE; 1297 dip->mixer_class = IW_INPUT_CLASS; 1298 dip->prev = AUDIO_MIXER_LAST; 1299 dip->next = AUDIO_MIXER_LAST; 1300 strcpy(dip->label.name, AudioNcd); 1301 dip->un.v.num_channels = 2; 1302 strcpy(dip->un.v.units.name, AudioNvolume); 1303 break; 1304 case IW_LINE_OUT_LVL: 1305 dip->type = AUDIO_MIXER_VALUE; 1306 dip->mixer_class = IW_OUTPUT_CLASS; 1307 dip->prev = AUDIO_MIXER_LAST; 1308 dip->next = AUDIO_MIXER_LAST; 1309 strcpy(dip->label.name, AudioNline); 1310 dip->un.v.num_channels = 2; 1311 strcpy(dip->un.v.units.name, AudioNvolume); 1312 break; 1313 case IW_DAC_LVL: 1314 dip->type = AUDIO_MIXER_VALUE; 1315 dip->mixer_class = IW_OUTPUT_CLASS; 1316 dip->prev = AUDIO_MIXER_LAST; 1317 dip->next = AUDIO_MIXER_LAST; 1318 strcpy(dip->label.name, AudioNdac); 1319 dip->un.v.num_channels = 2; 1320 strcpy(dip->un.v.units.name, AudioNvolume); 1321 break; 1322 case IW_LINE_IN_LVL: 1323 dip->type = AUDIO_MIXER_VALUE; 1324 dip->mixer_class = IW_INPUT_CLASS; 1325 dip->prev = AUDIO_MIXER_LAST; 1326 dip->next = AUDIO_MIXER_LAST; 1327 strcpy(dip->label.name, AudioNinput); 1328 dip->un.v.num_channels = 2; 1329 strcpy(dip->un.v.units.name, AudioNvolume); 1330 break; 1331 case IW_MONO_IN_LVL: 1332 dip->type = AUDIO_MIXER_VALUE; 1333 dip->mixer_class = IW_INPUT_CLASS; 1334 dip->prev = AUDIO_MIXER_LAST; 1335 dip->next = AUDIO_MIXER_LAST; 1336 strcpy(dip->label.name, AudioNmono); 1337 dip->un.v.num_channels = 1; 1338 strcpy(dip->un.v.units.name, AudioNvolume); 1339 break; 1340 1341 case IW_REC_LVL: /* record level */ 1342 dip->type = AUDIO_MIXER_VALUE; 1343 dip->mixer_class = IW_RECORD_CLASS; 1344 dip->prev = AUDIO_MIXER_LAST; 1345 dip->next = AUDIO_MIXER_LAST; 1346 strcpy(dip->label.name, AudioNrecord); 1347 dip->un.v.num_channels = 2; 1348 strcpy(dip->un.v.units.name, AudioNvolume); 1349 break; 1350 1351 case IW_LOOPBACK_LVL: 1352 dip->type = AUDIO_MIXER_VALUE; 1353 dip->mixer_class = IW_RECORD_CLASS; 1354 dip->prev = AUDIO_MIXER_LAST; 1355 dip->next = AUDIO_MIXER_LAST; 1356 strcpy(dip->label.name, "filter"); 1357 dip->un.v.num_channels = 1; 1358 strcpy(dip->un.v.units.name, AudioNvolume); 1359 break; 1360 1361 case IW_RECORD_SOURCE: 1362 dip->mixer_class = IW_RECORD_CLASS; 1363 dip->type = AUDIO_MIXER_ENUM; 1364 dip->prev = AUDIO_MIXER_LAST; 1365 dip->next = AUDIO_MIXER_LAST; 1366 strcpy(dip->label.name, AudioNsource); 1367 dip->un.e.num_mem = 4; 1368 strcpy(dip->un.e.member[0].label.name, AudioNline); 1369 dip->un.e.member[0].ord = IW_LINE_IN_SRC; 1370 strcpy(dip->un.e.member[1].label.name, "aux1"); 1371 dip->un.e.member[1].ord = IW_AUX1_SRC; 1372 strcpy(dip->un.e.member[2].label.name, AudioNmicrophone); 1373 dip->un.e.member[2].ord = IW_MIC_IN_SRC; 1374 strcpy(dip->un.e.member[3].label.name, AudioNmixerout); 1375 dip->un.e.member[3].ord = IW_MIX_OUT_SRC; 1376 break; 1377 case IW_INPUT_CLASS: 1378 dip->type = AUDIO_MIXER_CLASS; 1379 dip->mixer_class = IW_INPUT_CLASS; 1380 dip->next = dip->prev = AUDIO_MIXER_LAST; 1381 strcpy(dip->label.name, AudioCinputs); 1382 break; 1383 case IW_OUTPUT_CLASS: 1384 dip->type = AUDIO_MIXER_CLASS; 1385 dip->mixer_class = IW_OUTPUT_CLASS; 1386 dip->next = dip->prev = AUDIO_MIXER_LAST; 1387 strcpy(dip->label.name, AudioCoutputs); 1388 break; 1389 case IW_RECORD_CLASS: /* record source class */ 1390 dip->type = AUDIO_MIXER_CLASS; 1391 dip->mixer_class = IW_RECORD_CLASS; 1392 dip->next = dip->prev = AUDIO_MIXER_LAST; 1393 strcpy(dip->label.name, AudioCrecord); 1394 return 0; 1395 default: 1396 return ENXIO; 1397 } 1398 return 0; 1399 } 1400 1401 1402 void * 1403 iw_malloc(void *addr, int direction, size_t size) 1404 { 1405 struct iw_softc *sc; 1406 int drq; 1407 1408 sc = addr; 1409 if (direction == AUMODE_PLAY) 1410 drq = sc->sc_playdrq; 1411 else 1412 drq = sc->sc_recdrq; 1413 return isa_malloc(sc->sc_ic, drq, size, M_DEVBUF, M_WAITOK); 1414 } 1415 1416 void 1417 iw_free(void *addr, void *ptr, size_t size) 1418 { 1419 1420 isa_free(ptr, M_DEVBUF); 1421 } 1422 1423 size_t 1424 iw_round_buffersize(void *addr, int direction, size_t size) 1425 { 1426 struct iw_softc *sc; 1427 bus_size_t maxsize; 1428 1429 sc = addr; 1430 if (direction == AUMODE_PLAY) 1431 maxsize = sc->sc_play_maxsize; 1432 else 1433 maxsize = sc->sc_rec_maxsize; 1434 1435 if (size > maxsize) 1436 size = maxsize; 1437 return size; 1438 } 1439 1440 int 1441 iw_get_props(void *addr) 1442 { 1443 struct iw_softc *sc; 1444 1445 sc = addr; 1446 return AUDIO_PROP_PLAYBACK | AUDIO_PROP_CAPTURE | 1447 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 1448 } 1449 1450 void 1451 iw_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 1452 { 1453 struct iw_softc *sc; 1454 1455 sc = addr; 1456 *intr = &sc->sc_intr_lock; 1457 *thread = &sc->sc_lock; 1458 } 1459