auvia.c revision 1.47
1 /* $NetBSD: auvia.c,v 1.47 2004/11/10 04:22:31 kent Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Tyler C. Sarna 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 /* 40 * VIA Technologies VT82C686A / VT8233 / VT8235 Southbridge Audio Driver 41 * 42 * Documentation links: 43 * 44 * ftp://ftp.alsa-project.org/pub/manuals/via/686a.pdf 45 * ftp://ftp.alsa-project.org/pub/manuals/general/ac97r21.pdf 46 * ftp://ftp.alsa-project.org/pub/manuals/ad/AD1881_0.pdf (example AC'97 codec) 47 */ 48 49 #include <sys/cdefs.h> 50 __KERNEL_RCSID(0, "$NetBSD: auvia.c,v 1.47 2004/11/10 04:22:31 kent Exp $"); 51 52 #include <sys/param.h> 53 #include <sys/systm.h> 54 #include <sys/malloc.h> 55 #include <sys/device.h> 56 #include <sys/audioio.h> 57 58 #include <uvm/uvm_extern.h> 59 60 #include <dev/pci/pcidevs.h> 61 #include <dev/pci/pcivar.h> 62 63 #include <dev/audio_if.h> 64 #include <dev/mulaw.h> 65 #include <dev/auconv.h> 66 67 #include <dev/ic/ac97reg.h> 68 #include <dev/ic/ac97var.h> 69 70 #include <dev/pci/auviavar.h> 71 72 struct auvia_dma { 73 struct auvia_dma *next; 74 caddr_t addr; 75 size_t size; 76 bus_dmamap_t map; 77 bus_dma_segment_t seg; 78 }; 79 80 struct auvia_dma_op { 81 u_int32_t ptr; 82 u_int32_t flags; 83 #define AUVIA_DMAOP_EOL 0x80000000 84 #define AUVIA_DMAOP_FLAG 0x40000000 85 #define AUVIA_DMAOP_STOP 0x20000000 86 #define AUVIA_DMAOP_COUNT(x) ((x)&0x00FFFFFF) 87 }; 88 89 int auvia_match(struct device *, struct cfdata *, void *); 90 void auvia_attach(struct device *, struct device *, void *); 91 int auvia_open(void *, int); 92 void auvia_close(void *); 93 int auvia_query_encoding(void *, struct audio_encoding *); 94 void auvia_set_params_sub(struct auvia_softc *, struct auvia_softc_chan *, 95 struct audio_params *); 96 int auvia_set_params(void *, int, int, struct audio_params *, 97 struct audio_params *); 98 int auvia_round_blocksize(void *, int); 99 int auvia_halt_output(void *); 100 int auvia_halt_input(void *); 101 int auvia_getdev(void *, struct audio_device *); 102 int auvia_set_port(void *, mixer_ctrl_t *); 103 int auvia_get_port(void *, mixer_ctrl_t *); 104 int auvia_query_devinfo(void *, mixer_devinfo_t *); 105 void * auvia_malloc(void *, int, size_t, struct malloc_type *, int); 106 void auvia_free(void *, void *, struct malloc_type *); 107 size_t auvia_round_buffersize(void *, int, size_t); 108 paddr_t auvia_mappage(void *, void *, off_t, int); 109 int auvia_get_props(void *); 110 int auvia_build_dma_ops(struct auvia_softc *, struct auvia_softc_chan *, 111 struct auvia_dma *, void *, void *, int); 112 int auvia_trigger_output(void *, void *, void *, int, void (*)(void *), 113 void *, struct audio_params *); 114 int auvia_trigger_input(void *, void *, void *, int, void (*)(void *), 115 void *, struct audio_params *); 116 void auvia_powerhook(int, void *); 117 int auvia_intr(void *); 118 119 CFATTACH_DECL(auvia, sizeof (struct auvia_softc), 120 auvia_match, auvia_attach, NULL, NULL); 121 122 /* VIA VT823xx revision number */ 123 #define VIA_REV_8233C 0x20 124 #define VIA_REV_8233 0x30 125 #define VIA_REV_8233A 0x40 126 #define VIA_REV_8235 0x50 127 #define VIA_REV_8237 0x60 128 129 #define AUVIA_PCICONF_JUNK 0x40 130 #define AUVIA_PCICONF_ENABLES 0x00FF0000 /* reg 42 mask */ 131 #define AUVIA_PCICONF_ACLINKENAB 0x00008000 /* ac link enab */ 132 #define AUVIA_PCICONF_ACNOTRST 0x00004000 /* ~(ac reset) */ 133 #define AUVIA_PCICONF_ACSYNC 0x00002000 /* ac sync */ 134 #define AUVIA_PCICONF_ACVSR 0x00000800 /* var. samp. rate */ 135 #define AUVIA_PCICONF_ACSGD 0x00000400 /* SGD enab */ 136 #define AUVIA_PCICONF_ACFM 0x00000200 /* FM enab */ 137 #define AUVIA_PCICONF_ACSB 0x00000100 /* SB enab */ 138 #define AUVIA_PCICONF_PRIVALID 0x00000001 /* primary codec rdy */ 139 140 #define AUVIA_PLAY_BASE 0x00 141 #define AUVIA_RECORD_BASE 0x10 142 143 /* *_RP_* are offsets from AUVIA_PLAY_BASE or AUVIA_RECORD_BASE */ 144 #define AUVIA_RP_STAT 0x00 145 #define AUVIA_RPSTAT_INTR 0x03 146 #define AUVIA_RP_CONTROL 0x01 147 #define AUVIA_RPCTRL_START 0x80 148 #define AUVIA_RPCTRL_TERMINATE 0x40 149 #define AUVIA_RPCTRL_AUTOSTART 0x20 150 /* The following are 8233 specific */ 151 #define AUVIA_RPCTRL_STOP 0x04 152 #define AUVIA_RPCTRL_EOL 0x02 153 #define AUVIA_RPCTRL_FLAG 0x01 154 #define AUVIA_RP_MODE 0x02 /* 82c686 specific */ 155 #define AUVIA_RPMODE_INTR_FLAG 0x01 156 #define AUVIA_RPMODE_INTR_EOL 0x02 157 #define AUVIA_RPMODE_STEREO 0x10 158 #define AUVIA_RPMODE_16BIT 0x20 159 #define AUVIA_RPMODE_AUTOSTART 0x80 160 #define AUVIA_RP_DMAOPS_BASE 0x04 161 162 #define VIA8233_RP_DXS_LVOL 0x02 163 #define VIA8233_RP_DXS_RVOL 0x03 164 #define VIA8233_RP_RATEFMT 0x08 165 #define VIA8233_RATEFMT_48K 0xfffff 166 #define VIA8233_RATEFMT_STEREO 0x00100000 167 #define VIA8233_RATEFMT_16BIT 0x00200000 168 169 #define VIA_RP_DMAOPS_COUNT 0x0c 170 171 #define VIA8233_MP_BASE 0x40 172 /* STAT, CONTROL, DMAOPS_BASE, DMAOPS_COUNT are valid */ 173 #define VIA8233_OFF_MP_FORMAT 0x02 174 #define VIA8233_MP_FORMAT_8BIT 0x00 175 #define VIA8233_MP_FORMAT_16BIT 0x80 176 #define VIA8233_MP_FORMAT_CHANNLE_MASK 0x70 /* 1, 2, 4, 6 */ 177 #define VIA8233_OFF_MP_SCRATCH 0x03 178 #define VIA8233_OFF_MP_STOP 0x08 179 180 #define AUVIA_CODEC_CTL 0x80 181 #define AUVIA_CODEC_READ 0x00800000 182 #define AUVIA_CODEC_BUSY 0x01000000 183 #define AUVIA_CODEC_PRIVALID 0x02000000 184 #define AUVIA_CODEC_INDEX(x) ((x)<<16) 185 186 #define CH_WRITE1(sc, ch, off, v) \ 187 bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 188 #define CH_WRITE4(sc, ch, off, v) \ 189 bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 190 #define CH_READ1(sc, ch, off) \ 191 bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 192 #define CH_READ4(sc, ch, off) \ 193 bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 194 195 #define TIMEOUT 50 196 197 const struct audio_hw_if auvia_hw_if = { 198 auvia_open, 199 auvia_close, 200 NULL, /* drain */ 201 auvia_query_encoding, 202 auvia_set_params, 203 auvia_round_blocksize, 204 NULL, /* commit_settings */ 205 NULL, /* init_output */ 206 NULL, /* init_input */ 207 NULL, /* start_output */ 208 NULL, /* start_input */ 209 auvia_halt_output, 210 auvia_halt_input, 211 NULL, /* speaker_ctl */ 212 auvia_getdev, 213 NULL, /* setfd */ 214 auvia_set_port, 215 auvia_get_port, 216 auvia_query_devinfo, 217 auvia_malloc, 218 auvia_free, 219 auvia_round_buffersize, 220 auvia_mappage, 221 auvia_get_props, 222 auvia_trigger_output, 223 auvia_trigger_input, 224 NULL, /* dev_ioctl */ 225 }; 226 227 int auvia_attach_codec(void *, struct ac97_codec_if *); 228 int auvia_write_codec(void *, u_int8_t, u_int16_t); 229 int auvia_read_codec(void *, u_int8_t, u_int16_t *); 230 int auvia_reset_codec(void *); 231 int auvia_waitready_codec(struct auvia_softc *sc); 232 int auvia_waitvalid_codec(struct auvia_softc *sc); 233 234 235 int 236 auvia_match(struct device *parent, struct cfdata *match, void *aux) 237 { 238 struct pci_attach_args *pa = (struct pci_attach_args *) aux; 239 240 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_VIATECH) 241 return 0; 242 switch (PCI_PRODUCT(pa->pa_id)) { 243 case PCI_PRODUCT_VIATECH_VT82C686A_AC97: 244 case PCI_PRODUCT_VIATECH_VT8233_AC97: 245 break; 246 default: 247 return 0; 248 } 249 250 return 1; 251 } 252 253 254 void 255 auvia_attach(struct device *parent, struct device *self, void *aux) 256 { 257 struct pci_attach_args *pa = aux; 258 struct auvia_softc *sc = (struct auvia_softc *) self; 259 const char *intrstr = NULL; 260 pci_chipset_tag_t pc = pa->pa_pc; 261 pcitag_t pt = pa->pa_tag; 262 pci_intr_handle_t ih; 263 bus_size_t iosize; 264 pcireg_t pr; 265 int r; 266 const char *revnum = NULL; /* VT823xx revision number */ 267 268 aprint_naive(": Audio controller\n"); 269 270 sc->sc_play.sc_base = AUVIA_PLAY_BASE; 271 sc->sc_record.sc_base = AUVIA_RECORD_BASE; 272 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { 273 sc->sc_flags |= AUVIA_FLAGS_VT8233; 274 sc->sc_play.sc_base = VIA8233_MP_BASE; 275 } 276 277 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 278 &sc->sc_ioh, NULL, &iosize)) { 279 aprint_error(": can't map i/o space\n"); 280 return; 281 } 282 283 sc->sc_dmat = pa->pa_dmat; 284 sc->sc_pc = pc; 285 sc->sc_pt = pt; 286 287 r = PCI_REVISION(pa->pa_class); 288 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 289 snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X", r); 290 switch(r) { 291 case VIA_REV_8233C: 292 /* 2 rec, 4 pb, 1 multi-pb */ 293 revnum = "3C"; 294 break; 295 case VIA_REV_8233: 296 /* 2 rec, 4 pb, 1 multi-pb, spdif */ 297 revnum = "3"; 298 break; 299 case VIA_REV_8233A: 300 /* 1 rec, 1 multi-pb, spdif */ 301 revnum = "3A"; 302 break; 303 default: 304 break; 305 } 306 if (r >= VIA_REV_8235) 307 revnum = "7"; 308 else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */ 309 revnum = "5"; 310 aprint_normal(": VIA Technologies VT823%s AC'97 Audio " 311 "(rev %s)\n", revnum, sc->sc_revision); 312 } else { 313 sc->sc_revision[1] = '\0'; 314 if (r == 0x20) { 315 sc->sc_revision[0] = 'H'; 316 } else if ((r >= 0x10) && (r <= 0x14)) { 317 sc->sc_revision[0] = 'A' + (r - 0x10); 318 } else { 319 snprintf(sc->sc_revision, sizeof(sc->sc_revision), 320 "0x%02X", r); 321 } 322 323 aprint_normal(": VIA Technologies VT82C686A AC'97 Audio " 324 "(rev %s)\n", sc->sc_revision); 325 } 326 327 if (pci_intr_map(pa, &ih)) { 328 aprint_error(": couldn't map interrupt\n"); 329 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 330 return; 331 } 332 intrstr = pci_intr_string(pc, ih); 333 334 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, auvia_intr, sc); 335 if (sc->sc_ih == NULL) { 336 aprint_error("%s: couldn't establish interrupt", 337 sc->sc_dev.dv_xname); 338 if (intrstr != NULL) 339 aprint_normal(" at %s", intrstr); 340 aprint_normal("\n"); 341 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 342 return; 343 } 344 345 aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 346 347 /* disable SBPro compat & others */ 348 pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); 349 350 pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ 351 /* XXX what to do about MIDI, FM, joystick? */ 352 353 pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST 354 | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); 355 356 pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); 357 358 pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); 359 360 sc->host_if.arg = sc; 361 sc->host_if.attach = auvia_attach_codec; 362 sc->host_if.read = auvia_read_codec; 363 sc->host_if.write = auvia_write_codec; 364 sc->host_if.reset = auvia_reset_codec; 365 366 if ((r = ac97_attach(&sc->host_if)) != 0) { 367 aprint_error("%s: can't attach codec (error 0x%X)\n", 368 sc->sc_dev.dv_xname, r); 369 pci_intr_disestablish(pc, sc->sc_ih); 370 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 371 return; 372 } 373 374 /* Watch for power change */ 375 sc->sc_suspend = PWR_RESUME; 376 sc->sc_powerhook = powerhook_establish(auvia_powerhook, sc); 377 378 audio_attach_mi(&auvia_hw_if, sc, &sc->sc_dev); 379 } 380 381 382 int 383 auvia_attach_codec(void *addr, struct ac97_codec_if *cif) 384 { 385 struct auvia_softc *sc = addr; 386 387 sc->codec_if = cif; 388 389 return 0; 390 } 391 392 393 int 394 auvia_reset_codec(void *addr) 395 { 396 int i; 397 struct auvia_softc *sc = addr; 398 pcireg_t r; 399 400 /* perform a codec cold reset */ 401 402 r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); 403 404 r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ 405 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 406 delay(2); 407 408 r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ 409 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 410 delay(200); 411 412 for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, 413 AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) 414 DELAY(1); 415 if (i == 0) { 416 printf("%s: codec reset timed out\n", sc->sc_dev.dv_xname); 417 return ETIMEDOUT; 418 } 419 return 0; 420 } 421 422 423 int 424 auvia_waitready_codec(struct auvia_softc *sc) 425 { 426 int i; 427 428 /* poll until codec not busy */ 429 for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, 430 AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) 431 delay(1); 432 if (i >= TIMEOUT) { 433 printf("%s: codec busy\n", sc->sc_dev.dv_xname); 434 return 1; 435 } 436 437 return 0; 438 } 439 440 441 int 442 auvia_waitvalid_codec(struct auvia_softc *sc) 443 { 444 int i; 445 446 /* poll until codec valid */ 447 for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, 448 AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) 449 delay(1); 450 if (i >= TIMEOUT) { 451 printf("%s: codec invalid\n", sc->sc_dev.dv_xname); 452 return 1; 453 } 454 455 return 0; 456 } 457 458 459 int 460 auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) 461 { 462 struct auvia_softc *sc = addr; 463 464 if (auvia_waitready_codec(sc)) 465 return 1; 466 467 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 468 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); 469 470 return 0; 471 } 472 473 474 int 475 auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) 476 { 477 struct auvia_softc *sc = addr; 478 479 if (auvia_waitready_codec(sc)) 480 return 1; 481 482 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 483 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); 484 485 if (auvia_waitready_codec(sc)) 486 return 1; 487 488 if (auvia_waitvalid_codec(sc)) 489 return 1; 490 491 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); 492 493 return 0; 494 } 495 496 497 int 498 auvia_open(void *addr, int flags) 499 { 500 return 0; 501 } 502 503 504 void 505 auvia_close(void *addr) 506 { 507 } 508 509 510 int 511 auvia_query_encoding(void *addr, struct audio_encoding *fp) 512 { 513 switch (fp->index) { 514 case 0: 515 strcpy(fp->name, AudioEulinear); 516 fp->encoding = AUDIO_ENCODING_ULINEAR; 517 fp->precision = 8; 518 fp->flags = 0; 519 return (0); 520 case 1: 521 strcpy(fp->name, AudioEmulaw); 522 fp->encoding = AUDIO_ENCODING_ULAW; 523 fp->precision = 8; 524 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 525 return (0); 526 case 2: 527 strcpy(fp->name, AudioEalaw); 528 fp->encoding = AUDIO_ENCODING_ALAW; 529 fp->precision = 8; 530 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 531 return (0); 532 case 3: 533 strcpy(fp->name, AudioEslinear); 534 fp->encoding = AUDIO_ENCODING_SLINEAR; 535 fp->precision = 8; 536 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 537 return (0); 538 case 4: 539 strcpy(fp->name, AudioEslinear_le); 540 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 541 fp->precision = 16; 542 fp->flags = 0; 543 return (0); 544 case 5: 545 strcpy(fp->name, AudioEulinear_le); 546 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 547 fp->precision = 16; 548 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 549 return (0); 550 case 6: 551 strcpy(fp->name, AudioEslinear_be); 552 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 553 fp->precision = 16; 554 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 555 return (0); 556 case 7: 557 strcpy(fp->name, AudioEulinear_be); 558 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 559 fp->precision = 16; 560 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 561 return (0); 562 default: 563 return (EINVAL); 564 } 565 } 566 567 void 568 auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, 569 struct audio_params *p) 570 { 571 u_int32_t v; 572 u_int16_t regval; 573 574 if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { 575 regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) 576 | (p->precision * p->factor == 16 ? 577 AUVIA_RPMODE_16BIT : 0) 578 | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL 579 | AUVIA_RPMODE_AUTOSTART; 580 ch->sc_reg = regval; 581 } else if (ch->sc_base != VIA8233_MP_BASE) { 582 v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); 583 v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO 584 | VIA8233_RATEFMT_16BIT); 585 586 v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) 587 / (48000 / 20); 588 if (p->channels == 2) 589 v |= VIA8233_RATEFMT_STEREO; 590 if (p->precision == 16) 591 v |= VIA8233_RATEFMT_16BIT; 592 593 CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); 594 } else { 595 static const u_int32_t slottab[7] = 596 { 0, 0xff000011, 0xff000021, 0, 597 0xff004321, 0, 0xff436521}; 598 599 regval = (p->hw_precision == 16 600 ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) 601 | (p->hw_channels << 4); 602 CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); 603 CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->hw_channels]); 604 } 605 } 606 607 int 608 auvia_set_params(void *addr, int setmode, int usemode, 609 struct audio_params *play, struct audio_params *rec) 610 { 611 struct auvia_softc *sc = addr; 612 struct auvia_softc_chan *ch; 613 struct audio_params *p; 614 struct ac97_codec_if* codec; 615 int reg, mode; 616 617 codec = sc->codec_if; 618 /* for mode in (RECORD, PLAY) */ 619 for (mode = AUMODE_RECORD; mode != -1; 620 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 621 if ((setmode & mode) == 0) 622 continue; 623 624 if (mode == AUMODE_PLAY ) { 625 p = play; 626 ch = &sc->sc_play; 627 reg = AC97_REG_PCM_FRONT_DAC_RATE; 628 } else { 629 p = rec; 630 ch = &sc->sc_record; 631 reg = AC97_REG_PCM_LR_ADC_RATE; 632 } 633 634 if (ch->sc_base == VIA8233_MP_BASE && mode == AUMODE_PLAY) { 635 if (p->channels == 1) { 636 /* ok */ 637 } else if (p->channels == 2) { 638 /* ok */ 639 } else if (p->channels == 4 && AC97_IS_4CH(codec)) { 640 /* ok */ 641 } else if (p->channels == 6 && AC97_IS_6CH(codec)) { 642 /* ok */ 643 } else { 644 return (EINVAL); 645 } 646 } else { 647 if (p->channels != 1 && p->channels != 2) 648 return (EINVAL); 649 } 650 if (p->sample_rate < 4000 || p->sample_rate > 48000 || 651 (p->precision != 8 && p->precision != 16)) 652 return (EINVAL); 653 654 if (AC97_IS_FIXED_RATE(codec)) { 655 /* Enable aurateconv */ 656 p->hw_sample_rate = AC97_SINGLE_RATE; 657 } else { 658 if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) 659 return (EINVAL); 660 reg = AC97_REG_PCM_SURR_DAC_RATE; 661 if (p->channels >= 4 662 && codec->vtbl->set_rate(codec, reg, 663 &p->sample_rate)) 664 return (EINVAL); 665 reg = AC97_REG_PCM_LFE_DAC_RATE; 666 if (p->channels == 6 667 && codec->vtbl->set_rate(codec, reg, 668 &p->sample_rate)) 669 return (EINVAL); 670 } 671 672 p->factor = 1; 673 p->sw_code = 0; 674 switch (p->encoding) { 675 case AUDIO_ENCODING_SLINEAR_BE: 676 if (p->precision == 16) { 677 p->sw_code = swap_bytes; 678 p->hw_encoding = AUDIO_ENCODING_SLINEAR_LE; 679 } else { 680 p->sw_code = change_sign8; 681 p->hw_encoding = AUDIO_ENCODING_ULINEAR; 682 } 683 break; 684 case AUDIO_ENCODING_SLINEAR_LE: 685 if (p->precision != 16) { 686 p->sw_code = change_sign8; 687 p->hw_encoding = AUDIO_ENCODING_ULINEAR; 688 } 689 break; 690 case AUDIO_ENCODING_ULINEAR_BE: 691 if (p->precision == 16) { 692 if (mode == AUMODE_PLAY) 693 p->sw_code = swap_bytes_change_sign16_le; 694 else 695 p->sw_code = change_sign16_swap_bytes_le; 696 p->hw_encoding = AUDIO_ENCODING_SLINEAR_LE; 697 } 698 break; 699 case AUDIO_ENCODING_ULINEAR_LE: 700 if (p->precision == 16) { 701 p->sw_code = change_sign16_le; 702 p->hw_encoding = AUDIO_ENCODING_SLINEAR_LE; 703 } 704 break; 705 case AUDIO_ENCODING_ULAW: 706 if (p->precision != 8) 707 return (EINVAL); 708 if (mode == AUMODE_PLAY) { 709 p->factor = 2; 710 p->sw_code = mulaw_to_slinear16_le; 711 p->hw_encoding = AUDIO_ENCODING_SLINEAR_LE; 712 p->hw_precision = 16; 713 } else if (!AC97_IS_FIXED_RATE(codec)) { 714 p->sw_code = ulinear8_to_mulaw; 715 p->hw_encoding = AUDIO_ENCODING_ULINEAR; 716 } else { 717 /* aurateconv supports no 8 bit PCM */ 718 p->factor = 2; 719 p->sw_code = slinear16_to_mulaw_le; 720 p->hw_encoding = AUDIO_ENCODING_SLINEAR_LE; 721 p->hw_precision = 16; 722 } 723 break; 724 case AUDIO_ENCODING_ALAW: 725 if (p->precision != 8) 726 return (EINVAL); 727 if (mode == AUMODE_PLAY) { 728 p->factor = 2; 729 p->sw_code = alaw_to_slinear16_le; 730 p->hw_encoding = AUDIO_ENCODING_SLINEAR_LE; 731 p->hw_precision = 16; 732 } else if (!AC97_IS_FIXED_RATE(codec)) { 733 p->sw_code = ulinear8_to_alaw; 734 p->hw_encoding = AUDIO_ENCODING_ULINEAR; 735 } else { 736 /* aurateconv supports no 8 bit PCM */ 737 p->factor = 2; 738 p->sw_code = slinear16_to_alaw_le; 739 p->hw_encoding = AUDIO_ENCODING_SLINEAR_LE; 740 p->hw_precision = 16; 741 } 742 break; 743 default: 744 return (EINVAL); 745 } 746 auvia_set_params_sub(sc, ch, p); 747 } 748 749 return 0; 750 } 751 752 753 int 754 auvia_round_blocksize(void *addr, int blk) 755 { 756 struct auvia_softc *sc = addr; 757 758 /* XXX VT823x might have the limitation of dma_ops size */ 759 if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288) 760 blk = 288; 761 762 return (blk & -32); 763 } 764 765 766 int 767 auvia_halt_output(void *addr) 768 { 769 struct auvia_softc *sc = addr; 770 struct auvia_softc_chan *ch = &(sc->sc_play); 771 772 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 773 ch->sc_intr = NULL; 774 return 0; 775 } 776 777 778 int 779 auvia_halt_input(void *addr) 780 { 781 struct auvia_softc *sc = addr; 782 struct auvia_softc_chan *ch = &(sc->sc_record); 783 784 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 785 ch->sc_intr = NULL; 786 return 0; 787 } 788 789 790 int 791 auvia_getdev(void *addr, struct audio_device *retp) 792 { 793 struct auvia_softc *sc = addr; 794 795 if (retp) { 796 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 797 strncpy(retp->name, "VIA VT823x", 798 sizeof(retp->name)); 799 } else { 800 strncpy(retp->name, "VIA VT82C686A", 801 sizeof(retp->name)); 802 } 803 strncpy(retp->version, sc->sc_revision, sizeof(retp->version)); 804 strncpy(retp->config, "auvia", sizeof(retp->config)); 805 } 806 807 return 0; 808 } 809 810 811 int 812 auvia_set_port(void *addr, mixer_ctrl_t *cp) 813 { 814 struct auvia_softc *sc = addr; 815 816 return (sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp)); 817 } 818 819 820 int 821 auvia_get_port(void *addr, mixer_ctrl_t *cp) 822 { 823 struct auvia_softc *sc = addr; 824 825 return (sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp)); 826 } 827 828 829 int 830 auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) 831 { 832 struct auvia_softc *sc = addr; 833 834 return (sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip)); 835 } 836 837 838 void * 839 auvia_malloc(void *addr, int direction, size_t size, struct malloc_type * pool, 840 int flags) 841 { 842 struct auvia_softc *sc = addr; 843 struct auvia_dma *p; 844 int error; 845 int rseg; 846 847 p = malloc(sizeof(*p), pool, flags); 848 if (!p) 849 return 0; 850 851 p->size = size; 852 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 853 1, &rseg, BUS_DMA_NOWAIT)) != 0) { 854 printf("%s: unable to allocate DMA, error = %d\n", 855 sc->sc_dev.dv_xname, error); 856 goto fail_alloc; 857 } 858 859 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 860 BUS_DMA_NOWAIT | BUS_DMA_COHERENT)) != 0) { 861 printf("%s: unable to map DMA, error = %d\n", 862 sc->sc_dev.dv_xname, error); 863 goto fail_map; 864 } 865 866 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 867 BUS_DMA_NOWAIT, &p->map)) != 0) { 868 printf("%s: unable to create DMA map, error = %d\n", 869 sc->sc_dev.dv_xname, error); 870 goto fail_create; 871 } 872 873 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 874 BUS_DMA_NOWAIT)) != 0) { 875 printf("%s: unable to load DMA map, error = %d\n", 876 sc->sc_dev.dv_xname, error); 877 goto fail_load; 878 } 879 880 p->next = sc->sc_dmas; 881 sc->sc_dmas = p; 882 883 return p->addr; 884 885 886 fail_load: 887 bus_dmamap_destroy(sc->sc_dmat, p->map); 888 fail_create: 889 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 890 fail_map: 891 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 892 fail_alloc: 893 free(p, pool); 894 return 0; 895 } 896 897 898 void 899 auvia_free(void *addr, void *ptr, struct malloc_type *pool) 900 { 901 struct auvia_softc *sc = addr; 902 struct auvia_dma **pp, *p; 903 904 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 905 if (p->addr == ptr) { 906 bus_dmamap_unload(sc->sc_dmat, p->map); 907 bus_dmamap_destroy(sc->sc_dmat, p->map); 908 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 909 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 910 911 *pp = p->next; 912 free(p, pool); 913 return; 914 } 915 916 panic("auvia_free: trying to free unallocated memory"); 917 } 918 919 920 size_t 921 auvia_round_buffersize(void *addr, int direction, size_t size) 922 { 923 return size; 924 } 925 926 927 paddr_t 928 auvia_mappage(void *addr, void *mem, off_t off, int prot) 929 { 930 struct auvia_softc *sc = addr; 931 struct auvia_dma *p; 932 933 if (off < 0) 934 return -1; 935 936 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 937 ; 938 939 if (!p) 940 return -1; 941 942 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 943 BUS_DMA_WAITOK); 944 } 945 946 947 int 948 auvia_get_props(void *addr) 949 { 950 struct auvia_softc *sc = addr; 951 int props; 952 953 props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 954 /* 955 * Even if the codec is fixed-rate, set_param() succeeds for any sample 956 * rate because of aurateconv. Applications can't know what rate the 957 * device can process in the case of mmap(). 958 */ 959 if (!AC97_IS_FIXED_RATE(sc->codec_if)) 960 props |= AUDIO_PROP_MMAP; 961 return props; 962 } 963 964 965 int 966 auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, 967 struct auvia_dma *p, void *start, void *end, int blksize) 968 { 969 struct auvia_dma_op *op; 970 struct auvia_dma *dp; 971 bus_addr_t s; 972 size_t l; 973 int segs; 974 975 s = p->map->dm_segs[0].ds_addr; 976 l = ((char *)end - (char *)start); 977 segs = (l + blksize - 1) / blksize; 978 979 if (segs > (ch->sc_dma_op_count)) { 980 /* if old list was too small, free it */ 981 if (ch->sc_dma_ops) { 982 auvia_free(sc, ch->sc_dma_ops, M_DEVBUF); 983 } 984 985 ch->sc_dma_ops = auvia_malloc(sc, 0, 986 sizeof(struct auvia_dma_op) * segs, M_DEVBUF, M_WAITOK); 987 988 if (ch->sc_dma_ops == NULL) { 989 printf("%s: couldn't build dmaops\n", sc->sc_dev.dv_xname); 990 return 1; 991 } 992 993 for (dp = sc->sc_dmas; 994 dp && dp->addr != (void *)(ch->sc_dma_ops); 995 dp = dp->next) 996 ; 997 998 if (!dp) 999 panic("%s: build_dma_ops: where'd my memory go??? " 1000 "address (%p)\n", sc->sc_dev.dv_xname, 1001 ch->sc_dma_ops); 1002 1003 ch->sc_dma_op_count = segs; 1004 ch->sc_dma_ops_dma = dp; 1005 } 1006 1007 dp = ch->sc_dma_ops_dma; 1008 op = ch->sc_dma_ops; 1009 1010 while (l) { 1011 op->ptr = s; 1012 l = l - blksize; 1013 if (!l) { 1014 /* if last block */ 1015 op->flags = AUVIA_DMAOP_EOL | blksize; 1016 } else { 1017 op->flags = AUVIA_DMAOP_FLAG | blksize; 1018 } 1019 s += blksize; 1020 op++; 1021 } 1022 1023 return 0; 1024 } 1025 1026 1027 int 1028 auvia_trigger_output(void *addr, void *start, void *end, 1029 int blksize, void (*intr)(void *), void *arg, 1030 struct audio_params *param) 1031 { 1032 struct auvia_softc *sc = addr; 1033 struct auvia_softc_chan *ch = &(sc->sc_play); 1034 struct auvia_dma *p; 1035 1036 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1037 ; 1038 1039 if (!p) 1040 panic("auvia_trigger_output: request with bad start " 1041 "address (%p)", start); 1042 1043 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1044 return 1; 1045 } 1046 1047 ch->sc_intr = intr; 1048 ch->sc_arg = arg; 1049 1050 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1051 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1052 1053 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1054 if (ch->sc_base != VIA8233_MP_BASE) { 1055 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1056 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1057 } 1058 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1059 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1060 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1061 } else { 1062 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1063 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1064 } 1065 1066 return 0; 1067 } 1068 1069 1070 int 1071 auvia_trigger_input(void *addr, void *start, void *end, 1072 int blksize, void (*intr)(void *), void *arg, 1073 struct audio_params *param) 1074 { 1075 struct auvia_softc *sc = addr; 1076 struct auvia_softc_chan *ch = &(sc->sc_record); 1077 struct auvia_dma *p; 1078 1079 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1080 ; 1081 1082 if (!p) 1083 panic("auvia_trigger_input: request with bad start " 1084 "address (%p)", start); 1085 1086 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1087 return 1; 1088 } 1089 1090 ch->sc_intr = intr; 1091 ch->sc_arg = arg; 1092 1093 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1094 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1095 1096 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1097 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1098 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1099 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1100 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1101 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1102 } else { 1103 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1104 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1105 } 1106 1107 return 0; 1108 } 1109 1110 1111 int 1112 auvia_intr(void *arg) 1113 { 1114 struct auvia_softc *sc = arg; 1115 struct auvia_softc_chan *ch; 1116 u_int8_t r; 1117 int rval; 1118 1119 rval = 0; 1120 1121 ch = &sc->sc_record; 1122 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1123 if (r & AUVIA_RPSTAT_INTR) { 1124 if (sc->sc_record.sc_intr) 1125 sc->sc_record.sc_intr(sc->sc_record.sc_arg); 1126 1127 /* clear interrupts */ 1128 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1129 rval = 1; 1130 } 1131 1132 ch = &sc->sc_play; 1133 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1134 if (r & AUVIA_RPSTAT_INTR) { 1135 if (sc->sc_play.sc_intr) 1136 sc->sc_play.sc_intr(sc->sc_play.sc_arg); 1137 1138 /* clear interrupts */ 1139 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1140 rval = 1; 1141 } 1142 1143 return rval; 1144 } 1145 1146 void 1147 auvia_powerhook(int why, void *addr) 1148 { 1149 struct auvia_softc *sc = (struct auvia_softc *)addr; 1150 1151 switch (why) { 1152 case PWR_SUSPEND: 1153 case PWR_STANDBY: 1154 /* Power down */ 1155 sc->sc_suspend = why; 1156 break; 1157 1158 case PWR_RESUME: 1159 /* Wake up */ 1160 if (sc->sc_suspend == PWR_RESUME) { 1161 printf("%s: resume without suspend.\n", 1162 sc->sc_dev.dv_xname); 1163 sc->sc_suspend = why; 1164 return; 1165 } 1166 sc->sc_suspend = why; 1167 auvia_reset_codec(sc); 1168 DELAY(1000); 1169 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1170 break; 1171 1172 case PWR_SOFTSUSPEND: 1173 case PWR_SOFTSTANDBY: 1174 case PWR_SOFTRESUME: 1175 break; 1176 } 1177 } 1178
Indexes created Sun Oct 26 13:09:57 GMT 2025