1 /* $OpenBSD: auvia.c,v 1.57 2016/09/19 06:46:44 ratchov Exp $ */ 2 /* $NetBSD: auvia.c,v 1.28 2002/11/04 16:38:49 kent Exp $ */ 3 4 /*- 5 * Copyright (c) 2000 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Tyler C. Sarna 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * VIA Technologies VT82C686A Southbridge Audio Driver 35 * 36 * Documentation links: 37 * 38 * ftp://ftp.alsa-project.org/pub/manuals/via/686a.pdf 39 */ 40 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/malloc.h> 44 #include <sys/device.h> 45 #include <sys/audioio.h> 46 47 #include <dev/pci/pcidevs.h> 48 #include <dev/pci/pcivar.h> 49 50 #include <dev/audio_if.h> 51 52 #include <dev/ic/ac97.h> 53 54 #include <dev/pci/auviavar.h> 55 56 struct auvia_dma { 57 struct auvia_dma *next; 58 caddr_t addr; 59 size_t size; 60 bus_dmamap_t map; 61 bus_dma_segment_t seg; 62 }; 63 64 struct auvia_dma_op { 65 u_int32_t ptr; 66 u_int32_t flags; 67 #define AUVIA_DMAOP_EOL 0x80000000 68 #define AUVIA_DMAOP_FLAG 0x40000000 69 #define AUVIA_DMAOP_STOP 0x20000000 70 #define AUVIA_DMAOP_COUNT(x) ((x)&0x00FFFFFF) 71 }; 72 73 int auvia_match(struct device *, void *, void *); 74 void auvia_attach(struct device *, struct device *, void *); 75 int auvia_open(void *, int); 76 void auvia_close(void *); 77 void auvia_set_params_sub(struct auvia_softc *, struct auvia_softc_chan *, 78 struct audio_params *); 79 int auvia_set_params(void *, int, int, struct audio_params *, 80 struct audio_params *); 81 int auvia_round_blocksize(void *, int); 82 int auvia_halt_output(void *); 83 int auvia_halt_input(void *); 84 int auvia_set_port(void *, mixer_ctrl_t *); 85 int auvia_get_port(void *, mixer_ctrl_t *); 86 int auvia_query_devinfo(void *, mixer_devinfo_t *); 87 void * auvia_malloc(void *, int, size_t, int, int); 88 void auvia_free(void *, void *, int); 89 size_t auvia_round_buffersize(void *, int, size_t); 90 int auvia_get_props(void *); 91 int auvia_build_dma_ops(struct auvia_softc *, struct auvia_softc_chan *, 92 struct auvia_dma *, void *, void *, int); 93 int auvia_trigger_output(void *, void *, void *, int, void (*)(void *), 94 void *, struct audio_params *); 95 int auvia_trigger_input(void *, void *, void *, int, void (*)(void *), 96 void *, struct audio_params *); 97 98 int auvia_intr(void *); 99 100 int auvia_activate(struct device *, int); 101 102 struct cfdriver auvia_cd = { 103 NULL, "auvia", DV_DULL 104 }; 105 106 struct cfattach auvia_ca = { 107 sizeof (struct auvia_softc), auvia_match, auvia_attach, 108 NULL, auvia_activate 109 }; 110 111 #define AUVIA_PCICONF_JUNK 0x40 112 #define AUVIA_PCICONF_ENABLES 0x00FF0000 /* reg 42 mask */ 113 #define AUVIA_PCICONF_ACLINKENAB 0x00008000 /* ac link enab */ 114 #define AUVIA_PCICONF_ACNOTRST 0x00004000 /* ~(ac reset) */ 115 #define AUVIA_PCICONF_ACSYNC 0x00002000 /* ac sync */ 116 #define AUVIA_PCICONF_ACVSR 0x00000800 /* var. samp. rate */ 117 #define AUVIA_PCICONF_ACSGD 0x00000400 /* SGD enab */ 118 #define AUVIA_PCICONF_ACFM 0x00000200 /* FM enab */ 119 #define AUVIA_PCICONF_ACSB 0x00000100 /* SB enab */ 120 #define AUVIA_PCICONF_PRIVALID 0x00000001 /* primary codec rdy */ 121 122 #define AUVIA_PLAY_BASE 0x00 123 #define AUVIA_RECORD_BASE 0x10 124 125 /* *_RP_* are offsets from AUVIA_PLAY_BASE or AUVIA_RECORD_BASE */ 126 #define AUVIA_RP_STAT 0x00 127 #define AUVIA_RPSTAT_INTR 0x03 128 #define AUVIA_RP_CONTROL 0x01 129 #define AUVIA_RPCTRL_START 0x80 130 #define AUVIA_RPCTRL_TERMINATE 0x40 131 #define AUVIA_RPCTRL_AUTOSTART 0x20 132 /* The following are 8233 specific */ 133 #define AUVIA_RPCTRL_STOP 0x04 134 #define AUVIA_RPCTRL_EOL 0x02 135 #define AUVIA_RPCTRL_FLAG 0x01 136 #define AUVIA_RP_MODE 0x02 /* 82c686 specific */ 137 #define AUVIA_RPMODE_INTR_FLAG 0x01 138 #define AUVIA_RPMODE_INTR_EOL 0x02 139 #define AUVIA_RPMODE_STEREO 0x10 140 #define AUVIA_RPMODE_16BIT 0x20 141 #define AUVIA_RPMODE_AUTOSTART 0x80 142 #define AUVIA_RP_DMAOPS_BASE 0x04 143 144 #define VIA8233_RP_DXS_LVOL 0x02 145 #define VIA8233_RP_DXS_RVOL 0x03 146 #define VIA8233_RP_RATEFMT 0x08 147 #define VIA8233_RATEFMT_48K 0xfffff 148 #define VIA8233_RATEFMT_STEREO 0x00100000 149 #define VIA8233_RATEFMT_16BIT 0x00200000 150 151 #define VIA_RP_DMAOPS_COUNT 0x0c 152 153 #define VIA8233_MP_BASE 0x40 154 /* STAT, CONTROL, DMAOPS_BASE, DMAOPS_COUNT are valid */ 155 #define VIA8233_OFF_MP_FORMAT 0x02 156 #define VIA8233_MP_FORMAT_8BIT 0x00 157 #define VIA8233_MP_FORMAT_16BIT 0x80 158 #define VIA8233_MP_FORMAT_CHANNLE_MASK 0x70 /* 1, 2, 4, 6 */ 159 #define VIA8233_OFF_MP_SCRATCH 0x03 160 #define VIA8233_OFF_MP_STOP 0x08 161 162 #define VIA8233_WR_BASE 0x60 163 164 #define AUVIA_CODEC_CTL 0x80 165 #define AUVIA_CODEC_READ 0x00800000 166 #define AUVIA_CODEC_BUSY 0x01000000 167 #define AUVIA_CODEC_PRIVALID 0x02000000 168 #define AUVIA_CODEC_INDEX(x) ((x)<<16) 169 170 #define CH_WRITE1(sc, ch, off, v) \ 171 bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 172 #define CH_WRITE4(sc, ch, off, v) \ 173 bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 174 #define CH_READ1(sc, ch, off) \ 175 bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 176 #define CH_READ4(sc, ch, off) \ 177 bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 178 179 #define TIMEOUT 50 180 181 struct audio_hw_if auvia_hw_if = { 182 auvia_open, 183 auvia_close, 184 auvia_set_params, 185 auvia_round_blocksize, 186 NULL, /* commit_settings */ 187 NULL, /* init_output */ 188 NULL, /* init_input */ 189 NULL, /* start_output */ 190 NULL, /* start_input */ 191 auvia_halt_output, 192 auvia_halt_input, 193 NULL, /* speaker_ctl */ 194 NULL, /* setfd */ 195 auvia_set_port, 196 auvia_get_port, 197 auvia_query_devinfo, 198 auvia_malloc, 199 auvia_free, 200 auvia_round_buffersize, 201 auvia_get_props, 202 auvia_trigger_output, 203 auvia_trigger_input 204 }; 205 206 int auvia_attach_codec(void *, struct ac97_codec_if *); 207 int auvia_write_codec(void *, u_int8_t, u_int16_t); 208 int auvia_read_codec(void *, u_int8_t, u_int16_t *); 209 void auvia_reset_codec(void *); 210 int auvia_waitready_codec(struct auvia_softc *sc); 211 int auvia_waitvalid_codec(struct auvia_softc *sc); 212 void auvia_spdif_event(void *, int); 213 214 int auvia_resume(struct auvia_softc *); 215 216 const struct pci_matchid auvia_devices[] = { 217 { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT82C686A_AC97 }, 218 { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT8233_AC97 }, 219 }; 220 221 int 222 auvia_match(struct device *parent, void *match, void *aux) 223 { 224 return (pci_matchbyid((struct pci_attach_args *)aux, auvia_devices, 225 nitems(auvia_devices))); 226 } 227 228 int 229 auvia_activate(struct device *self, int act) 230 { 231 struct auvia_softc *sc = (struct auvia_softc *)self; 232 int rv = 0; 233 234 switch (act) { 235 case DVACT_RESUME: 236 auvia_resume(sc); 237 rv = config_activate_children(self, act); 238 break; 239 default: 240 rv = config_activate_children(self, act); 241 break; 242 } 243 return (rv); 244 } 245 246 247 void 248 auvia_attach(struct device *parent, struct device *self, void *aux) 249 { 250 struct pci_attach_args *pa = aux; 251 struct auvia_softc *sc = (struct auvia_softc *) self; 252 const char *intrstr = NULL; 253 struct mixer_ctrl ctl; 254 pci_chipset_tag_t pc = pa->pa_pc; 255 pcitag_t pt = pa->pa_tag; 256 pci_intr_handle_t ih; 257 bus_size_t iosize; 258 pcireg_t pr; 259 int r, i; 260 261 sc->sc_play.sc_base = AUVIA_PLAY_BASE; 262 sc->sc_record.sc_base = AUVIA_RECORD_BASE; 263 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { 264 sc->sc_flags |= AUVIA_FLAGS_VT8233; 265 sc->sc_play.sc_base = VIA8233_MP_BASE; 266 sc->sc_record.sc_base = VIA8233_WR_BASE; 267 } 268 269 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 270 &sc->sc_ioh, NULL, &iosize, 0)) { 271 printf(": can't map i/o space\n"); 272 return; 273 } 274 275 sc->sc_dmat = pa->pa_dmat; 276 sc->sc_pc = pc; 277 sc->sc_pt = pt; 278 279 if (pci_intr_map(pa, &ih)) { 280 printf(": couldn't map interrupt\n"); 281 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 282 return; 283 } 284 intrstr = pci_intr_string(pc, ih); 285 286 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO | IPL_MPSAFE, 287 auvia_intr, sc, sc->sc_dev.dv_xname); 288 if (sc->sc_ih == NULL) { 289 printf(": couldn't establish interrupt"); 290 if (intrstr != NULL) 291 printf(" at %s", intrstr); 292 printf("\n"); 293 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 294 return; 295 } 296 297 printf(": %s\n", intrstr); 298 299 /* disable SBPro compat & others */ 300 pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); 301 302 pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ 303 /* XXX what to do about MIDI, FM, joystick? */ 304 305 pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST | 306 AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); 307 308 pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); 309 310 pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); 311 sc->sc_pci_junk = pr; 312 313 sc->host_if.arg = sc; 314 sc->host_if.attach = auvia_attach_codec; 315 sc->host_if.read = auvia_read_codec; 316 sc->host_if.write = auvia_write_codec; 317 sc->host_if.reset = auvia_reset_codec; 318 sc->host_if.spdif_event = auvia_spdif_event; 319 320 if ((r = ac97_attach(&sc->host_if)) != 0) { 321 printf("%s: can't attach codec (error 0x%X)\n", 322 sc->sc_dev.dv_xname, r); 323 pci_intr_disestablish(pc, sc->sc_ih); 324 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 325 return; 326 } 327 328 /* disable mutes */ 329 for (i = 0; i < 4; i++) { 330 static struct { 331 char *class, *device; 332 } d[] = { 333 { AudioCoutputs, AudioNmaster}, 334 { AudioCinputs, AudioNdac}, 335 { AudioCinputs, AudioNcd}, 336 { AudioCrecord, AudioNvolume}, 337 }; 338 339 ctl.type = AUDIO_MIXER_ENUM; 340 ctl.un.ord = 0; 341 342 ctl.dev = sc->codec_if->vtbl->get_portnum_by_name(sc->codec_if, 343 d[i].class, d[i].device, AudioNmute); 344 auvia_set_port(sc, &ctl); 345 } 346 347 /* set a reasonable default volume */ 348 349 ctl.type = AUDIO_MIXER_VALUE; 350 ctl.un.value.num_channels = 2; 351 ctl.un.value.level[AUDIO_MIXER_LEVEL_LEFT] = \ 352 ctl.un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 199; 353 354 ctl.dev = sc->codec_if->vtbl->get_portnum_by_name(sc->codec_if, 355 AudioCoutputs, AudioNmaster, NULL); 356 auvia_set_port(sc, &ctl); 357 358 audio_attach_mi(&auvia_hw_if, sc, &sc->sc_dev); 359 sc->codec_if->vtbl->unlock(sc->codec_if); 360 } 361 362 363 int 364 auvia_attach_codec(void *addr, struct ac97_codec_if *cif) 365 { 366 struct auvia_softc *sc = addr; 367 368 sc->codec_if = cif; 369 370 return 0; 371 } 372 373 374 void 375 auvia_reset_codec(void *addr) 376 { 377 int i; 378 struct auvia_softc *sc = addr; 379 pcireg_t r; 380 381 /* perform a codec cold reset */ 382 383 r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); 384 385 r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ 386 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 387 delay(2); 388 389 r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ 390 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 391 delay(200); 392 393 for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, 394 AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) 395 DELAY(1); 396 if (i == 0) 397 printf("%s: codec reset timed out\n", sc->sc_dev.dv_xname); 398 } 399 400 401 int 402 auvia_waitready_codec(struct auvia_softc *sc) 403 { 404 int i; 405 406 /* poll until codec not busy */ 407 for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, 408 AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) 409 delay(1); 410 411 if (i >= TIMEOUT) { 412 printf("%s: codec busy\n", sc->sc_dev.dv_xname); 413 return 1; 414 } 415 416 return 0; 417 } 418 419 420 int 421 auvia_waitvalid_codec(struct auvia_softc *sc) 422 { 423 int i; 424 425 /* poll until codec valid */ 426 for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, 427 AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) 428 delay(1); 429 430 if (i >= TIMEOUT) { 431 printf("%s: codec invalid\n", sc->sc_dev.dv_xname); 432 return 1; 433 } 434 435 return 0; 436 } 437 438 439 int 440 auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) 441 { 442 struct auvia_softc *sc = addr; 443 444 if (auvia_waitready_codec(sc)) 445 return 1; 446 447 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 448 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); 449 450 return 0; 451 } 452 453 454 int 455 auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) 456 { 457 struct auvia_softc *sc = addr; 458 459 if (auvia_waitready_codec(sc)) 460 return 1; 461 462 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 463 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); 464 465 if (auvia_waitready_codec(sc)) 466 return 1; 467 468 if (auvia_waitvalid_codec(sc)) 469 return 1; 470 471 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); 472 473 return 0; 474 } 475 476 477 void 478 auvia_spdif_event(void *addr, int flag) 479 { 480 struct auvia_softc *sc = addr; 481 sc->sc_spdif = flag; 482 } 483 484 int 485 auvia_open(void *addr, int flags) 486 { 487 struct auvia_softc *sc = addr; 488 sc->codec_if->vtbl->lock(sc->codec_if); 489 return 0; 490 } 491 492 493 void 494 auvia_close(void *addr) 495 { 496 struct auvia_softc *sc = addr; 497 sc->codec_if->vtbl->unlock(sc->codec_if); 498 499 /* XXX: already called by audio_close() */ 500 auvia_halt_output(sc); 501 auvia_halt_input(sc); 502 503 sc->sc_play.sc_intr = NULL; 504 sc->sc_record.sc_intr = NULL; 505 } 506 507 508 void 509 auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, 510 struct audio_params *p) 511 { 512 u_int32_t v; 513 u_int16_t regval; 514 515 if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { 516 regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) 517 | (p->precision == 16 ? 518 AUVIA_RPMODE_16BIT : 0) 519 | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL 520 | AUVIA_RPMODE_AUTOSTART; 521 ch->sc_reg = regval; 522 } else if (ch->sc_base != VIA8233_MP_BASE) { 523 v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); 524 v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO 525 | VIA8233_RATEFMT_16BIT); 526 527 v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) 528 / (48000 / 20); 529 if (p->channels == 2) 530 v |= VIA8233_RATEFMT_STEREO; 531 if (p->precision == 16) 532 v |= VIA8233_RATEFMT_16BIT; 533 534 CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); 535 } else { 536 static const u_int32_t slottab[7] = 537 { 0, 0xff000011, 0xff000021, 0, 538 0xff004321, 0, 0xff436521}; 539 540 regval = (p->precision == 16 541 ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) 542 | (p->channels << 4); 543 CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); 544 CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]); 545 } 546 } 547 548 int 549 auvia_set_params(void *addr, int setmode, int usemode, 550 struct audio_params *play, struct audio_params *rec) 551 { 552 struct auvia_softc *sc = addr; 553 struct auvia_softc_chan *ch; 554 struct audio_params *p; 555 struct ac97_codec_if* codec = sc->codec_if; 556 int reg, mode; 557 u_int16_t ext_id; 558 559 /* for mode in (RECORD, PLAY) */ 560 for (mode = AUMODE_RECORD; mode != -1; 561 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 562 if ((setmode & mode) == 0) 563 continue; 564 565 if (mode == AUMODE_PLAY) { 566 p = play; 567 ch = &sc->sc_play; 568 reg = AC97_REG_PCM_FRONT_DAC_RATE; 569 } else { 570 p = rec; 571 ch = &sc->sc_record; 572 reg = AC97_REG_PCM_LR_ADC_RATE; 573 } 574 575 if (ch->sc_base == VIA8233_MP_BASE && mode == AUMODE_PLAY) { 576 ext_id = codec->vtbl->get_caps(codec); 577 if (p->channels == 1) { 578 /* ok */ 579 } else if (p->channels == 2) { 580 /* ok */ 581 } else if (p->channels == 4 582 && ext_id & AC97_EXT_AUDIO_SDAC) { 583 /* ok */ 584 } else if (p->channels == 6 585 && (ext_id & AC97_BITS_6CH) == AC97_BITS_6CH) { 586 /* ok */ 587 } else { 588 p->channels = 2; 589 } 590 } else { 591 if (p->channels > 2) 592 p->channels = 2; 593 } 594 595 if (p->sample_rate < 4000) 596 p->sample_rate = 4000; 597 if (p->sample_rate > 48000) 598 p->sample_rate = 48000; 599 if (p->precision > 16) 600 p->precision = 16; 601 602 /* XXX only 16-bit 48kHz slinear_le if s/pdif enabled ? */ 603 if (sc->sc_spdif) { 604 p->sample_rate = 48000; 605 p->precision = 16; 606 p->encoding = AUDIO_ENCODING_SLINEAR_LE; 607 } 608 609 /* XXX only 16-bit 48kHz slinear_le if s/pdif enabled ? */ 610 if (sc->sc_spdif && 611 ((p->sample_rate != 48000) || (p->precision != 16) || 612 (p->encoding != AUDIO_ENCODING_SLINEAR_LE))) 613 return (EINVAL); 614 615 if (AC97_IS_FIXED_RATE(codec)) { 616 p->sample_rate = AC97_SINGLE_RATE; 617 } else { 618 if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) 619 return (EINVAL); 620 621 if (ch->sc_base == VIA8233_MP_BASE && 622 mode == AUMODE_PLAY) { 623 reg = AC97_REG_PCM_SURR_DAC_RATE; 624 if (p->channels >= 4 625 && codec->vtbl->set_rate(codec, reg, 626 &p->sample_rate)) 627 return (EINVAL); 628 reg = AC97_REG_PCM_LFE_DAC_RATE; 629 if (p->channels == 6 630 && codec->vtbl->set_rate(codec, reg, 631 &p->sample_rate)) 632 return (EINVAL); 633 } 634 } 635 636 switch (p->encoding) { 637 case AUDIO_ENCODING_SLINEAR_LE: 638 if (p->precision != 16) 639 return EINVAL; 640 break; 641 case AUDIO_ENCODING_ULINEAR_LE: 642 case AUDIO_ENCODING_ULINEAR_BE: 643 if (p->precision != 8) 644 return EINVAL; 645 break; 646 default: 647 return (EINVAL); 648 } 649 auvia_set_params_sub(sc, ch, p); 650 651 p->bps = AUDIO_BPS(p->precision); 652 p->msb = 1; 653 } 654 655 return 0; 656 } 657 658 659 int 660 auvia_round_blocksize(void *addr, int blk) 661 { 662 struct auvia_softc *sc = addr; 663 664 if (sc->bufsize / blk > AUVIA_DMALIST_MAX) 665 blk = sc->bufsize / AUVIA_DMALIST_MAX + 1; 666 return ((blk + 31) & -32); 667 } 668 669 670 int 671 auvia_halt_output(void *addr) 672 { 673 struct auvia_softc *sc = addr; 674 struct auvia_softc_chan *ch = &(sc->sc_play); 675 676 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 677 ch->sc_intr = NULL; 678 return 0; 679 } 680 681 682 int 683 auvia_halt_input(void *addr) 684 { 685 struct auvia_softc *sc = addr; 686 struct auvia_softc_chan *ch = &(sc->sc_record); 687 688 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 689 ch->sc_intr = NULL; 690 return 0; 691 } 692 693 694 int 695 auvia_set_port(void *addr, mixer_ctrl_t *cp) 696 { 697 struct auvia_softc *sc = addr; 698 699 return (sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp)); 700 } 701 702 703 int 704 auvia_get_port(void *addr, mixer_ctrl_t *cp) 705 { 706 struct auvia_softc *sc = addr; 707 708 return (sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp)); 709 } 710 711 712 int 713 auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) 714 { 715 struct auvia_softc *sc = addr; 716 717 return (sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip)); 718 } 719 720 721 void * 722 auvia_malloc(void *addr, int direction, size_t size, int pool, int flags) 723 { 724 struct auvia_softc *sc = addr; 725 struct auvia_dma *p; 726 int error; 727 int rseg; 728 729 p = malloc(sizeof(*p), pool, flags); 730 if (!p) 731 return 0; 732 733 p->size = size; 734 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 735 1, &rseg, BUS_DMA_NOWAIT)) != 0) { 736 printf("%s: unable to allocate dma, error = %d\n", 737 sc->sc_dev.dv_xname, error); 738 goto fail_alloc; 739 } 740 741 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 742 BUS_DMA_NOWAIT | BUS_DMA_COHERENT)) != 0) { 743 printf("%s: unable to map dma, error = %d\n", 744 sc->sc_dev.dv_xname, error); 745 goto fail_map; 746 } 747 748 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 749 BUS_DMA_NOWAIT, &p->map)) != 0) { 750 printf("%s: unable to create dma map, error = %d\n", 751 sc->sc_dev.dv_xname, error); 752 goto fail_create; 753 } 754 755 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 756 BUS_DMA_NOWAIT)) != 0) { 757 printf("%s: unable to load dma map, error = %d\n", 758 sc->sc_dev.dv_xname, error); 759 goto fail_load; 760 } 761 762 p->next = sc->sc_dmas; 763 sc->sc_dmas = p; 764 765 return p->addr; 766 767 768 fail_load: 769 bus_dmamap_destroy(sc->sc_dmat, p->map); 770 fail_create: 771 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 772 fail_map: 773 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 774 fail_alloc: 775 free(p, pool, 0); 776 return 0; 777 } 778 779 780 void 781 auvia_free(void *addr, void *ptr, int pool) 782 { 783 struct auvia_softc *sc = addr; 784 struct auvia_dma **pp, *p; 785 786 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 787 if (p->addr == ptr) { 788 bus_dmamap_unload(sc->sc_dmat, p->map); 789 bus_dmamap_destroy(sc->sc_dmat, p->map); 790 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 791 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 792 793 *pp = p->next; 794 free(p, pool, 0); 795 return; 796 } 797 798 panic("auvia_free: trying to free unallocated memory"); 799 } 800 801 size_t 802 auvia_round_buffersize(void *addr, int direction, size_t bufsize) 803 { 804 struct auvia_softc *sc = addr; 805 806 sc->bufsize = bufsize; 807 return bufsize; 808 } 809 810 int 811 auvia_get_props(void *addr) 812 { 813 int props; 814 815 props = AUDIO_PROP_MMAP|AUDIO_PROP_INDEPENDENT|AUDIO_PROP_FULLDUPLEX; 816 817 return props; 818 } 819 820 821 int 822 auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, 823 struct auvia_dma *p, void *start, void *end, int blksize) 824 { 825 struct auvia_dma_op *op; 826 struct auvia_dma *dp; 827 bus_addr_t s; 828 size_t l; 829 int segs; 830 831 s = p->map->dm_segs[0].ds_addr; 832 l = (vaddr_t)end - (vaddr_t)start; 833 segs = howmany(l, blksize); 834 if (segs > AUVIA_DMALIST_MAX) { 835 panic("%s: build_dma_ops: too many DMA segments", 836 sc->sc_dev.dv_xname); 837 } 838 839 if (segs > ch->sc_dma_op_count) { 840 /* if old list was too small, free it */ 841 if (ch->sc_dma_ops) 842 auvia_free(sc, ch->sc_dma_ops, M_DEVBUF); 843 844 ch->sc_dma_ops = auvia_malloc(sc, 0, 845 sizeof(struct auvia_dma_op) * segs, M_DEVBUF, M_WAITOK); 846 847 for (dp = sc->sc_dmas; dp && 848 dp->addr != (void *)(ch->sc_dma_ops); dp = dp->next) 849 ; 850 851 if (!dp) 852 panic("%s: build_dma_ops: where'd my memory go??? " 853 "address (%p)", sc->sc_dev.dv_xname, 854 ch->sc_dma_ops); 855 856 ch->sc_dma_op_count = segs; 857 ch->sc_dma_ops_dma = dp; 858 } 859 860 op = ch->sc_dma_ops; 861 862 while (l) { 863 op->ptr = htole32(s); 864 l = l - min(l, blksize); 865 /* if last block */ 866 op->flags = htole32((l? AUVIA_DMAOP_FLAG : AUVIA_DMAOP_EOL) | blksize); 867 s += blksize; 868 op++; 869 } 870 871 return 0; 872 } 873 874 875 int 876 auvia_trigger_output(void *addr, void *start, void *end, int blksize, 877 void (*intr)(void *), void *arg, struct audio_params *param) 878 { 879 struct auvia_softc *sc = addr; 880 struct auvia_softc_chan *ch = &(sc->sc_play); 881 struct auvia_dma *p; 882 883 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 884 ; 885 886 if (!p) 887 panic("auvia_trigger_output: request with bad start " 888 "address (%p)", start); 889 890 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 891 return 1; 892 } 893 894 ch->sc_intr = intr; 895 ch->sc_arg = arg; 896 897 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 898 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 899 mtx_enter(&audio_lock); 900 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 901 if (ch->sc_base != VIA8233_MP_BASE) { 902 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 903 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 904 } 905 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 906 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 907 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 908 } else { 909 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 910 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 911 } 912 mtx_leave(&audio_lock); 913 return 0; 914 } 915 916 917 int 918 auvia_trigger_input(void *addr, void *start, void *end, int blksize, 919 void (*intr)(void *), void *arg, struct audio_params *param) 920 { 921 struct auvia_softc *sc = addr; 922 struct auvia_softc_chan *ch = &(sc->sc_record); 923 struct auvia_dma *p; 924 925 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 926 ; 927 928 if (!p) 929 panic("auvia_trigger_input: request with bad start " 930 "address (%p)", start); 931 932 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) 933 return 1; 934 935 ch->sc_intr = intr; 936 ch->sc_arg = arg; 937 938 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 939 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 940 941 mtx_enter(&audio_lock); 942 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 943 if (ch->sc_base != VIA8233_MP_BASE) { 944 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 945 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 946 } 947 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 948 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 949 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 950 } else { 951 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 952 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 953 } 954 mtx_leave(&audio_lock); 955 return 0; 956 } 957 958 959 int 960 auvia_intr(void *arg) 961 { 962 struct auvia_softc *sc = arg; 963 struct auvia_softc_chan *ch; 964 u_int8_t r; 965 int i = 0; 966 967 mtx_enter(&audio_lock); 968 ch = &sc->sc_record; 969 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 970 if (r & AUVIA_RPSTAT_INTR) { 971 if (sc->sc_record.sc_intr) 972 sc->sc_record.sc_intr(sc->sc_record.sc_arg); 973 974 /* clear interrupts */ 975 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 976 977 i++; 978 } 979 ch = &sc->sc_play; 980 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 981 if (r & AUVIA_RPSTAT_INTR) { 982 if (sc->sc_play.sc_intr) 983 sc->sc_play.sc_intr(sc->sc_play.sc_arg); 984 985 /* clear interrupts */ 986 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 987 988 i++; 989 } 990 mtx_leave(&audio_lock); 991 return (i? 1 : 0); 992 } 993 994 995 int 996 auvia_resume(struct auvia_softc *sc) 997 { 998 pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); 999 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, 1000 sc->sc_pci_junk); 1001 1002 ac97_resume(&sc->host_if, sc->codec_if); 1003 1004 return (0); 1005 } 1006 1007