1 /* $NetBSD: auvia.c,v 1.72 2010/02/24 22:37:59 dyoung 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * VIA Technologies VT82C686A / VT8233 / VT8235 Southbridge Audio Driver 34 * 35 * Documentation links: 36 * 37 * ftp://ftp.alsa-project.org/pub/manuals/via/686a.pdf 38 * ftp://ftp.alsa-project.org/pub/manuals/general/ac97r21.pdf 39 * ftp://ftp.alsa-project.org/pub/manuals/ad/AD1881_0.pdf (example AC'97 codec) 40 */ 41 42 #include <sys/cdefs.h> 43 __KERNEL_RCSID(0, "$NetBSD: auvia.c,v 1.72 2010/02/24 22:37:59 dyoung Exp $"); 44 45 #include <sys/param.h> 46 #include <sys/systm.h> 47 #include <sys/malloc.h> 48 #include <sys/device.h> 49 #include <sys/audioio.h> 50 51 #include <uvm/uvm_extern.h> 52 53 #include <dev/pci/pcidevs.h> 54 #include <dev/pci/pcivar.h> 55 56 #include <dev/audio_if.h> 57 #include <dev/mulaw.h> 58 #include <dev/auconv.h> 59 60 #include <dev/ic/ac97reg.h> 61 #include <dev/ic/ac97var.h> 62 63 #include <dev/pci/auviavar.h> 64 65 struct auvia_dma { 66 struct auvia_dma *next; 67 void *addr; 68 size_t size; 69 bus_dmamap_t map; 70 bus_dma_segment_t seg; 71 }; 72 73 struct auvia_dma_op { 74 uint32_t ptr; 75 uint32_t flags; 76 #define AUVIA_DMAOP_EOL 0x80000000 77 #define AUVIA_DMAOP_FLAG 0x40000000 78 #define AUVIA_DMAOP_STOP 0x20000000 79 #define AUVIA_DMAOP_COUNT(x) ((x)&0x00FFFFFF) 80 }; 81 82 static int auvia_match(device_t, cfdata_t, void *); 83 static void auvia_attach(device_t, device_t, void *); 84 static int auvia_detach(device_t, int); 85 static void auvia_childdet(device_t, device_t); 86 static int auvia_open(void *, int); 87 static void auvia_close(void *); 88 static int auvia_query_encoding(void *, struct audio_encoding *); 89 static void auvia_set_params_sub(struct auvia_softc *, 90 struct auvia_softc_chan *, 91 const audio_params_t *); 92 static int auvia_set_params(void *, int, int, audio_params_t *, 93 audio_params_t *, stream_filter_list_t *, 94 stream_filter_list_t *); 95 static int auvia_round_blocksize(void *, int, int, const audio_params_t *); 96 static int auvia_halt_output(void *); 97 static int auvia_halt_input(void *); 98 static int auvia_getdev(void *, struct audio_device *); 99 static int auvia_set_port(void *, mixer_ctrl_t *); 100 static int auvia_get_port(void *, mixer_ctrl_t *); 101 static int auvia_query_devinfo(void *, mixer_devinfo_t *); 102 static void * auvia_malloc(void *, int, size_t, struct malloc_type *, int); 103 static void auvia_free(void *, void *, struct malloc_type *); 104 static size_t auvia_round_buffersize(void *, int, size_t); 105 static paddr_t auvia_mappage(void *, void *, off_t, int); 106 static int auvia_get_props(void *); 107 static int auvia_build_dma_ops(struct auvia_softc *, 108 struct auvia_softc_chan *, 109 struct auvia_dma *, void *, void *, int); 110 static int auvia_trigger_output(void *, void *, void *, int, 111 void (*)(void *), void *, 112 const audio_params_t *); 113 static int auvia_trigger_input(void *, void *, void *, int, 114 void (*)(void *), void *, 115 const audio_params_t *); 116 static bool auvia_resume(device_t, const pmf_qual_t *); 117 static int auvia_intr(void *); 118 119 static int auvia_attach_codec(void *, struct ac97_codec_if *); 120 static int auvia_write_codec(void *, uint8_t, uint16_t); 121 static int auvia_read_codec(void *, uint8_t, uint16_t *); 122 static int auvia_reset_codec(void *); 123 static int auvia_waitready_codec(struct auvia_softc *); 124 static int auvia_waitvalid_codec(struct auvia_softc *); 125 static void auvia_spdif_event(void *, bool); 126 127 CFATTACH_DECL2_NEW(auvia, sizeof (struct auvia_softc), 128 auvia_match, auvia_attach, auvia_detach, NULL, NULL, auvia_childdet); 129 130 /* VIA VT823xx revision number */ 131 #define VIA_REV_8233PRE 0x10 132 #define VIA_REV_8233C 0x20 133 #define VIA_REV_8233 0x30 134 #define VIA_REV_8233A 0x40 135 #define VIA_REV_8235 0x50 136 #define VIA_REV_8237 0x60 137 138 #define AUVIA_PCICONF_JUNK 0x40 139 #define AUVIA_PCICONF_ENABLES 0x00FF0000 /* reg 42 mask */ 140 #define AUVIA_PCICONF_ACLINKENAB 0x00008000 /* ac link enab */ 141 #define AUVIA_PCICONF_ACNOTRST 0x00004000 /* ~(ac reset) */ 142 #define AUVIA_PCICONF_ACSYNC 0x00002000 /* ac sync */ 143 #define AUVIA_PCICONF_ACVSR 0x00000800 /* var. samp. rate */ 144 #define AUVIA_PCICONF_ACSGD 0x00000400 /* SGD enab */ 145 #define AUVIA_PCICONF_ACFM 0x00000200 /* FM enab */ 146 #define AUVIA_PCICONF_ACSB 0x00000100 /* SB enab */ 147 #define AUVIA_PCICONF_PRIVALID 0x00000001 /* primary codec rdy */ 148 149 #define AUVIA_PLAY_BASE 0x00 150 #define AUVIA_RECORD_BASE 0x10 151 152 /* *_RP_* are offsets from AUVIA_PLAY_BASE or AUVIA_RECORD_BASE */ 153 #define AUVIA_RP_STAT 0x00 154 #define AUVIA_RPSTAT_INTR 0x03 155 #define AUVIA_RP_CONTROL 0x01 156 #define AUVIA_RPCTRL_START 0x80 157 #define AUVIA_RPCTRL_TERMINATE 0x40 158 #define AUVIA_RPCTRL_AUTOSTART 0x20 159 /* The following are 8233 specific */ 160 #define AUVIA_RPCTRL_STOP 0x04 161 #define AUVIA_RPCTRL_EOL 0x02 162 #define AUVIA_RPCTRL_FLAG 0x01 163 #define AUVIA_RP_MODE 0x02 /* 82c686 specific */ 164 #define AUVIA_RPMODE_INTR_FLAG 0x01 165 #define AUVIA_RPMODE_INTR_EOL 0x02 166 #define AUVIA_RPMODE_STEREO 0x10 167 #define AUVIA_RPMODE_16BIT 0x20 168 #define AUVIA_RPMODE_AUTOSTART 0x80 169 #define AUVIA_RP_DMAOPS_BASE 0x04 170 171 #define VIA8233_RP_DXS_LVOL 0x02 172 #define VIA8233_RP_DXS_RVOL 0x03 173 #define VIA8233_RP_RATEFMT 0x08 174 #define VIA8233_RATEFMT_48K 0xfffff 175 #define VIA8233_RATEFMT_STEREO 0x00100000 176 #define VIA8233_RATEFMT_16BIT 0x00200000 177 178 #define VIA_RP_DMAOPS_COUNT 0x0c 179 180 #define VIA8233_MP_BASE 0x40 181 /* STAT, CONTROL, DMAOPS_BASE, DMAOPS_COUNT are valid */ 182 #define VIA8233_OFF_MP_FORMAT 0x02 183 #define VIA8233_MP_FORMAT_8BIT 0x00 184 #define VIA8233_MP_FORMAT_16BIT 0x80 185 #define VIA8233_MP_FORMAT_CHANNLE_MASK 0x70 /* 1, 2, 4, 6 */ 186 #define VIA8233_OFF_MP_SCRATCH 0x03 187 #define VIA8233_OFF_MP_STOP 0x08 188 189 #define VIA8233_WR_BASE 0x60 190 191 #define AUVIA_CODEC_CTL 0x80 192 #define AUVIA_CODEC_READ 0x00800000 193 #define AUVIA_CODEC_BUSY 0x01000000 194 #define AUVIA_CODEC_PRIVALID 0x02000000 195 #define AUVIA_CODEC_INDEX(x) ((x)<<16) 196 197 #define CH_WRITE1(sc, ch, off, v) \ 198 bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 199 #define CH_WRITE4(sc, ch, off, v) \ 200 bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 201 #define CH_READ1(sc, ch, off) \ 202 bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 203 #define CH_READ4(sc, ch, off) \ 204 bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 205 206 #define TIMEOUT 50 207 208 static const struct audio_hw_if auvia_hw_if = { 209 auvia_open, 210 auvia_close, 211 NULL, /* drain */ 212 auvia_query_encoding, 213 auvia_set_params, 214 auvia_round_blocksize, 215 NULL, /* commit_settings */ 216 NULL, /* init_output */ 217 NULL, /* init_input */ 218 NULL, /* start_output */ 219 NULL, /* start_input */ 220 auvia_halt_output, 221 auvia_halt_input, 222 NULL, /* speaker_ctl */ 223 auvia_getdev, 224 NULL, /* setfd */ 225 auvia_set_port, 226 auvia_get_port, 227 auvia_query_devinfo, 228 auvia_malloc, 229 auvia_free, 230 auvia_round_buffersize, 231 auvia_mappage, 232 auvia_get_props, 233 auvia_trigger_output, 234 auvia_trigger_input, 235 NULL, /* dev_ioctl */ 236 NULL, /* powerstate */ 237 }; 238 239 #define AUVIA_FORMATS_4CH_16 2 240 #define AUVIA_FORMATS_6CH_16 3 241 #define AUVIA_FORMATS_4CH_8 6 242 #define AUVIA_FORMATS_6CH_8 7 243 static const struct audio_format auvia_formats[AUVIA_NFORMATS] = { 244 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 245 1, AUFMT_MONAURAL, 0, {8000, 48000}}, 246 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 247 2, AUFMT_STEREO, 0, {8000, 48000}}, 248 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 249 4, AUFMT_SURROUND4, 0, {8000, 48000}}, 250 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 251 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, 252 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 253 1, AUFMT_MONAURAL, 0, {8000, 48000}}, 254 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 255 2, AUFMT_STEREO, 0, {8000, 48000}}, 256 {NULL, AUMODE_PLAY, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 257 4, AUFMT_SURROUND4, 0, {8000, 48000}}, 258 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, 259 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, 260 }; 261 262 #define AUVIA_SPDIF_NFORMATS 1 263 static const struct audio_format auvia_spdif_formats[AUVIA_SPDIF_NFORMATS] = { 264 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 265 2, AUFMT_STEREO, 1, {48000}}, 266 }; 267 268 269 static int 270 auvia_match(device_t parent, cfdata_t match, void *aux) 271 { 272 struct pci_attach_args *pa; 273 274 pa = (struct pci_attach_args *) aux; 275 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_VIATECH) 276 return 0; 277 switch (PCI_PRODUCT(pa->pa_id)) { 278 case PCI_PRODUCT_VIATECH_VT82C686A_AC97: 279 case PCI_PRODUCT_VIATECH_VT8233_AC97: 280 break; 281 default: 282 return 0; 283 } 284 285 return 1; 286 } 287 288 static void 289 auvia_childdet(device_t self, device_t child) 290 { 291 /* we hold no child references, so do nothing */ 292 } 293 294 static int 295 auvia_detach(device_t self, int flags) 296 { 297 int rc; 298 struct auvia_softc *sc = device_private(self); 299 300 if ((rc = config_detach_children(self, flags)) != 0) 301 return rc; 302 303 pmf_device_deregister(self); 304 305 auconv_delete_encodings(sc->sc_encodings); 306 auconv_delete_encodings(sc->sc_spdif_encodings); 307 308 if (sc->codec_if != NULL) 309 sc->codec_if->vtbl->detach(sc->codec_if); 310 311 /* XXX restore compatibility? */ 312 313 if (sc->sc_ih != NULL) 314 pci_intr_disestablish(sc->sc_pc, sc->sc_ih); 315 316 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 317 318 return 0; 319 } 320 321 static void 322 auvia_attach(device_t parent, device_t self, void *aux) 323 { 324 struct pci_attach_args *pa; 325 struct auvia_softc *sc; 326 const char *intrstr; 327 pci_chipset_tag_t pc; 328 pcitag_t pt; 329 pci_intr_handle_t ih; 330 pcireg_t pr; 331 int r; 332 const char *revnum; /* VT823xx revision number */ 333 334 pa = aux; 335 sc = device_private(self); 336 sc->sc_dev = self; 337 intrstr = NULL; 338 pc = pa->pa_pc; 339 pt = pa->pa_tag; 340 revnum = NULL; 341 342 aprint_naive(": Audio controller\n"); 343 344 sc->sc_play.sc_base = AUVIA_PLAY_BASE; 345 sc->sc_record.sc_base = AUVIA_RECORD_BASE; 346 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { 347 sc->sc_flags |= AUVIA_FLAGS_VT8233; 348 sc->sc_play.sc_base = VIA8233_MP_BASE; 349 sc->sc_record.sc_base = VIA8233_WR_BASE; 350 } 351 352 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 353 &sc->sc_ioh, NULL, &sc->sc_iosize)) { 354 aprint_error(": can't map i/o space\n"); 355 return; 356 } 357 358 sc->sc_dmat = pa->pa_dmat; 359 sc->sc_pc = pc; 360 sc->sc_pt = pt; 361 362 r = PCI_REVISION(pa->pa_class); 363 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 364 snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X", r); 365 switch(r) { 366 case VIA_REV_8233PRE: 367 /* same as 8233, but should not be in the market */ 368 revnum = "3-Pre"; 369 break; 370 case VIA_REV_8233C: 371 /* 2 rec, 4 pb, 1 multi-pb */ 372 revnum = "3C"; 373 break; 374 case VIA_REV_8233: 375 /* 2 rec, 4 pb, 1 multi-pb, spdif */ 376 revnum = "3"; 377 break; 378 case VIA_REV_8233A: 379 /* 1 rec, 1 multi-pb, spdif */ 380 revnum = "3A"; 381 break; 382 default: 383 break; 384 } 385 if (r >= VIA_REV_8237) 386 revnum = "7"; 387 else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */ 388 revnum = "5"; 389 aprint_normal(": VIA Technologies VT823%s AC'97 Audio " 390 "(rev %s)\n", revnum, sc->sc_revision); 391 } else { 392 sc->sc_revision[1] = '\0'; 393 if (r == 0x20) { 394 sc->sc_revision[0] = 'H'; 395 } else if ((r >= 0x10) && (r <= 0x14)) { 396 sc->sc_revision[0] = 'A' + (r - 0x10); 397 } else { 398 snprintf(sc->sc_revision, sizeof(sc->sc_revision), 399 "0x%02X", r); 400 } 401 402 aprint_normal(": VIA Technologies VT82C686A AC'97 Audio " 403 "(rev %s)\n", sc->sc_revision); 404 } 405 406 if (pci_intr_map(pa, &ih)) { 407 aprint_error(": couldn't map interrupt\n"); 408 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 409 return; 410 } 411 intrstr = pci_intr_string(pc, ih); 412 413 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, auvia_intr, sc); 414 if (sc->sc_ih == NULL) { 415 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt"); 416 if (intrstr != NULL) 417 aprint_error(" at %s", intrstr); 418 aprint_error("\n"); 419 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 420 return; 421 } 422 423 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr); 424 425 /* disable SBPro compat & others */ 426 pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); 427 428 pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ 429 /* XXX what to do about MIDI, FM, joystick? */ 430 431 pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST 432 | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); 433 434 pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); 435 436 pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); 437 438 sc->host_if.arg = sc; 439 sc->host_if.attach = auvia_attach_codec; 440 sc->host_if.read = auvia_read_codec; 441 sc->host_if.write = auvia_write_codec; 442 sc->host_if.reset = auvia_reset_codec; 443 sc->host_if.spdif_event = auvia_spdif_event; 444 445 if ((r = ac97_attach(&sc->host_if, self)) != 0) { 446 aprint_error_dev(sc->sc_dev, "can't attach codec (error 0x%X)\n", r); 447 pci_intr_disestablish(pc, sc->sc_ih); 448 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 449 return; 450 } 451 452 /* setup audio_format */ 453 memcpy(sc->sc_formats, auvia_formats, sizeof(auvia_formats)); 454 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_4CH(sc->codec_if)) { 455 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_8]); 456 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_16]); 457 } 458 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_6CH(sc->codec_if)) { 459 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_8]); 460 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_16]); 461 } 462 if (AC97_IS_FIXED_RATE(sc->codec_if)) { 463 for (r = 0; r < AUVIA_NFORMATS; r++) { 464 sc->sc_formats[r].frequency_type = 1; 465 sc->sc_formats[r].frequency[0] = 48000; 466 } 467 } 468 469 if (0 != auconv_create_encodings(sc->sc_formats, AUVIA_NFORMATS, 470 &sc->sc_encodings)) { 471 sc->codec_if->vtbl->detach(sc->codec_if); 472 pci_intr_disestablish(pc, sc->sc_ih); 473 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 474 aprint_error_dev(sc->sc_dev, "can't create encodings\n"); 475 return; 476 } 477 if (0 != auconv_create_encodings(auvia_spdif_formats, 478 AUVIA_SPDIF_NFORMATS, &sc->sc_spdif_encodings)) { 479 sc->codec_if->vtbl->detach(sc->codec_if); 480 pci_intr_disestablish(pc, sc->sc_ih); 481 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 482 aprint_error_dev(sc->sc_dev, "can't create spdif encodings\n"); 483 return; 484 } 485 486 if (!pmf_device_register(self, NULL, auvia_resume)) 487 aprint_error_dev(self, "couldn't establish power handler\n"); 488 489 audio_attach_mi(&auvia_hw_if, sc, sc->sc_dev); 490 sc->codec_if->vtbl->unlock(sc->codec_if); 491 return; 492 } 493 494 static int 495 auvia_attach_codec(void *addr, struct ac97_codec_if *cif) 496 { 497 struct auvia_softc *sc; 498 499 sc = addr; 500 sc->codec_if = cif; 501 return 0; 502 } 503 504 static int 505 auvia_reset_codec(void *addr) 506 { 507 struct auvia_softc *sc; 508 pcireg_t r; 509 int i; 510 511 /* perform a codec cold reset */ 512 sc = addr; 513 r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); 514 515 r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ 516 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 517 delay(2); 518 519 r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ 520 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 521 delay(200); 522 523 for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, 524 AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) 525 DELAY(1); 526 if (i == 0) { 527 printf("%s: codec reset timed out\n", device_xname(sc->sc_dev)); 528 return ETIMEDOUT; 529 } 530 return 0; 531 } 532 533 static int 534 auvia_waitready_codec(struct auvia_softc *sc) 535 { 536 int i; 537 538 /* poll until codec not busy */ 539 for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, 540 AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) 541 delay(1); 542 if (i >= TIMEOUT) { 543 printf("%s: codec busy\n", device_xname(sc->sc_dev)); 544 return 1; 545 } 546 547 return 0; 548 } 549 550 static int 551 auvia_waitvalid_codec(struct auvia_softc *sc) 552 { 553 int i; 554 555 /* poll until codec valid */ 556 for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, 557 AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) 558 delay(1); 559 if (i >= TIMEOUT) { 560 printf("%s: codec invalid\n", device_xname(sc->sc_dev)); 561 return 1; 562 } 563 564 return 0; 565 } 566 567 static int 568 auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) 569 { 570 struct auvia_softc *sc; 571 572 sc = addr; 573 if (auvia_waitready_codec(sc)) 574 return 1; 575 576 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 577 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); 578 579 return 0; 580 } 581 582 static int 583 auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) 584 { 585 struct auvia_softc *sc; 586 587 sc = addr; 588 if (auvia_waitready_codec(sc)) 589 return 1; 590 591 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 592 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); 593 594 if (auvia_waitready_codec(sc)) 595 return 1; 596 597 if (auvia_waitvalid_codec(sc)) 598 return 1; 599 600 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); 601 602 return 0; 603 } 604 605 static void 606 auvia_spdif_event(void *addr, bool flag) 607 { 608 struct auvia_softc *sc; 609 610 sc = addr; 611 sc->sc_spdif = flag; 612 } 613 614 static int 615 auvia_open(void *addr, int flags) 616 { 617 struct auvia_softc *sc; 618 619 sc = (struct auvia_softc *)addr; 620 sc->codec_if->vtbl->lock(sc->codec_if); 621 return 0; 622 } 623 624 static void 625 auvia_close(void *addr) 626 { 627 struct auvia_softc *sc; 628 629 sc = (struct auvia_softc *)addr; 630 sc->codec_if->vtbl->unlock(sc->codec_if); 631 } 632 633 static int 634 auvia_query_encoding(void *addr, struct audio_encoding *fp) 635 { 636 struct auvia_softc *sc; 637 638 sc = (struct auvia_softc *)addr; 639 return auconv_query_encoding( 640 sc->sc_spdif ? sc->sc_spdif_encodings : sc->sc_encodings, fp); 641 } 642 643 static void 644 auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, 645 const audio_params_t *p) 646 { 647 uint32_t v; 648 uint16_t regval; 649 650 if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { 651 regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) 652 | (p->precision == 16 ? 653 AUVIA_RPMODE_16BIT : 0) 654 | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL 655 | AUVIA_RPMODE_AUTOSTART; 656 ch->sc_reg = regval; 657 } else if (ch->sc_base != VIA8233_MP_BASE) { 658 v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); 659 v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO 660 | VIA8233_RATEFMT_16BIT); 661 662 v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) 663 / (48000 / 20); 664 if (p->channels == 2) 665 v |= VIA8233_RATEFMT_STEREO; 666 if (p->precision == 16) 667 v |= VIA8233_RATEFMT_16BIT; 668 669 CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); 670 } else { 671 static const u_int32_t slottab[7] = 672 { 0, 0xff000011, 0xff000021, 0, 673 0xff004321, 0, 0xff436521}; 674 675 regval = (p->precision == 16 676 ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) 677 | (p->channels << 4); 678 CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); 679 CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]); 680 } 681 } 682 683 static int 684 auvia_set_params(void *addr, int setmode, int usemode, 685 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, 686 stream_filter_list_t *rfil) 687 { 688 struct auvia_softc *sc; 689 struct auvia_softc_chan *ch; 690 struct audio_params *p; 691 struct ac97_codec_if* codec; 692 stream_filter_list_t *fil; 693 int reg, mode; 694 int index; 695 696 sc = addr; 697 codec = sc->codec_if; 698 /* for mode in (RECORD, PLAY) */ 699 for (mode = AUMODE_RECORD; mode != -1; 700 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 701 if ((setmode & mode) == 0) 702 continue; 703 704 if (mode == AUMODE_PLAY ) { 705 p = play; 706 ch = &sc->sc_play; 707 reg = AC97_REG_PCM_FRONT_DAC_RATE; 708 fil = pfil; 709 } else { 710 p = rec; 711 ch = &sc->sc_record; 712 reg = AC97_REG_PCM_LR_ADC_RATE; 713 fil = rfil; 714 } 715 716 if (p->sample_rate < 4000 || p->sample_rate > 48000 || 717 (p->precision != 8 && p->precision != 16)) 718 return (EINVAL); 719 if (sc->sc_spdif) 720 index = auconv_set_converter(auvia_spdif_formats, 721 AUVIA_SPDIF_NFORMATS, mode, p, TRUE, fil); 722 else 723 index = auconv_set_converter(sc->sc_formats, 724 AUVIA_NFORMATS, mode, p, TRUE, fil); 725 if (index < 0) 726 return EINVAL; 727 if (fil->req_size > 0) 728 p = &fil->filters[0].param; 729 if (!AC97_IS_FIXED_RATE(codec)) { 730 if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) 731 return EINVAL; 732 reg = AC97_REG_PCM_SURR_DAC_RATE; 733 if (p->channels >= 4 734 && codec->vtbl->set_rate(codec, reg, 735 &p->sample_rate)) 736 return EINVAL; 737 reg = AC97_REG_PCM_LFE_DAC_RATE; 738 if (p->channels == 6 739 && codec->vtbl->set_rate(codec, reg, 740 &p->sample_rate)) 741 return EINVAL; 742 } 743 auvia_set_params_sub(sc, ch, p); 744 } 745 746 return 0; 747 } 748 749 static int 750 auvia_round_blocksize(void *addr, int blk, 751 int mode, const audio_params_t *param) 752 { 753 struct auvia_softc *sc; 754 755 sc = addr; 756 /* XXX VT823x might have the limitation of dma_ops size */ 757 if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288) 758 blk = 288; 759 760 return (blk & -32); 761 } 762 763 static int 764 auvia_halt_output(void *addr) 765 { 766 struct auvia_softc *sc; 767 struct auvia_softc_chan *ch; 768 769 sc = addr; 770 ch = &(sc->sc_play); 771 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 772 ch->sc_intr = NULL; 773 return 0; 774 } 775 776 static int 777 auvia_halt_input(void *addr) 778 { 779 struct auvia_softc *sc; 780 struct auvia_softc_chan *ch; 781 782 sc = addr; 783 ch = &(sc->sc_record); 784 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 785 ch->sc_intr = NULL; 786 return 0; 787 } 788 789 static int 790 auvia_getdev(void *addr, struct audio_device *retp) 791 { 792 struct auvia_softc *sc; 793 794 if (retp) { 795 sc = addr; 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 static int 811 auvia_set_port(void *addr, mixer_ctrl_t *cp) 812 { 813 struct auvia_softc *sc; 814 815 sc = addr; 816 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 817 } 818 819 static int 820 auvia_get_port(void *addr, mixer_ctrl_t *cp) 821 { 822 struct auvia_softc *sc; 823 824 sc = addr; 825 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 826 } 827 828 static int 829 auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) 830 { 831 struct auvia_softc *sc; 832 833 sc = addr; 834 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 835 } 836 837 static void * 838 auvia_malloc(void *addr, int direction, size_t size, 839 struct malloc_type * pool, int flags) 840 { 841 struct auvia_softc *sc; 842 struct auvia_dma *p; 843 int error; 844 int rseg; 845 846 p = malloc(sizeof(*p), pool, flags); 847 if (!p) 848 return 0; 849 sc = addr; 850 p->size = size; 851 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 852 1, &rseg, BUS_DMA_NOWAIT)) != 0) { 853 aprint_error_dev(sc->sc_dev, "unable to allocate DMA, error = %d\n", error); 854 goto fail_alloc; 855 } 856 857 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 858 BUS_DMA_NOWAIT | BUS_DMA_COHERENT)) != 0) { 859 aprint_error_dev(sc->sc_dev, "unable to map DMA, error = %d\n", 860 error); 861 goto fail_map; 862 } 863 864 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 865 BUS_DMA_NOWAIT, &p->map)) != 0) { 866 aprint_error_dev(sc->sc_dev, "unable to create DMA map, error = %d\n", 867 error); 868 goto fail_create; 869 } 870 871 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 872 BUS_DMA_NOWAIT)) != 0) { 873 aprint_error_dev(sc->sc_dev, "unable to load DMA map, error = %d\n", 874 error); 875 goto fail_load; 876 } 877 878 p->next = sc->sc_dmas; 879 sc->sc_dmas = p; 880 881 return p->addr; 882 883 884 fail_load: 885 bus_dmamap_destroy(sc->sc_dmat, p->map); 886 fail_create: 887 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 888 fail_map: 889 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 890 fail_alloc: 891 free(p, pool); 892 return NULL; 893 } 894 895 static void 896 auvia_free(void *addr, void *ptr, struct malloc_type *pool) 897 { 898 struct auvia_softc *sc; 899 struct auvia_dma **pp, *p; 900 901 sc = addr; 902 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 903 if (p->addr == ptr) { 904 bus_dmamap_unload(sc->sc_dmat, p->map); 905 bus_dmamap_destroy(sc->sc_dmat, p->map); 906 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 907 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 908 909 *pp = p->next; 910 free(p, pool); 911 return; 912 } 913 914 panic("auvia_free: trying to free unallocated memory"); 915 } 916 917 static size_t 918 auvia_round_buffersize(void *addr, int direction, size_t size) 919 { 920 921 return size; 922 } 923 924 static paddr_t 925 auvia_mappage(void *addr, void *mem, off_t off, int prot) 926 { 927 struct auvia_softc *sc; 928 struct auvia_dma *p; 929 930 if (off < 0) 931 return -1; 932 sc = addr; 933 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 934 continue; 935 936 if (!p) 937 return -1; 938 939 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 940 BUS_DMA_WAITOK); 941 } 942 943 static int 944 auvia_get_props(void *addr) 945 { 946 struct auvia_softc *sc; 947 int props; 948 949 props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 950 sc = addr; 951 /* 952 * Even if the codec is fixed-rate, set_param() succeeds for any sample 953 * rate because of aurateconv. Applications can't know what rate the 954 * device can process in the case of mmap(). 955 */ 956 if (!AC97_IS_FIXED_RATE(sc->codec_if)) 957 props |= AUDIO_PROP_MMAP; 958 return props; 959 } 960 961 static int 962 auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, 963 struct auvia_dma *p, void *start, void *end, int blksize) 964 { 965 struct auvia_dma_op *op; 966 struct auvia_dma *dp; 967 bus_addr_t s; 968 size_t l; 969 int segs; 970 971 s = p->map->dm_segs[0].ds_addr; 972 l = ((char *)end - (char *)start); 973 segs = (l + blksize - 1) / blksize; 974 975 if (segs > (ch->sc_dma_op_count)) { 976 /* if old list was too small, free it */ 977 if (ch->sc_dma_ops) { 978 auvia_free(sc, ch->sc_dma_ops, M_DEVBUF); 979 } 980 981 ch->sc_dma_ops = auvia_malloc(sc, 0, 982 sizeof(struct auvia_dma_op) * segs, M_DEVBUF, M_WAITOK); 983 984 if (ch->sc_dma_ops == NULL) { 985 aprint_error_dev(sc->sc_dev, "couldn't build dmaops\n"); 986 return 1; 987 } 988 989 for (dp = sc->sc_dmas; 990 dp && dp->addr != (void *)(ch->sc_dma_ops); 991 dp = dp->next) 992 continue; 993 994 if (!dp) 995 panic("%s: build_dma_ops: where'd my memory go??? " 996 "address (%p)\n", device_xname(sc->sc_dev), 997 ch->sc_dma_ops); 998 999 ch->sc_dma_op_count = segs; 1000 ch->sc_dma_ops_dma = dp; 1001 } 1002 1003 dp = ch->sc_dma_ops_dma; 1004 op = ch->sc_dma_ops; 1005 1006 while (l) { 1007 op->ptr = htole32(s); 1008 l = l - blksize; 1009 if (!l) { 1010 /* if last block */ 1011 op->flags = htole32(AUVIA_DMAOP_EOL | blksize); 1012 } else { 1013 op->flags = htole32(AUVIA_DMAOP_FLAG | blksize); 1014 } 1015 s += blksize; 1016 op++; 1017 } 1018 1019 return 0; 1020 } 1021 1022 1023 static int 1024 auvia_trigger_output(void *addr, void *start, void *end, int blksize, 1025 void (*intr)(void *), void *arg, const audio_params_t *param) 1026 { 1027 struct auvia_softc *sc; 1028 struct auvia_softc_chan *ch; 1029 struct auvia_dma *p; 1030 1031 sc = addr; 1032 ch = &(sc->sc_play); 1033 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1034 continue; 1035 1036 if (!p) 1037 panic("auvia_trigger_output: request with bad start " 1038 "address (%p)", start); 1039 1040 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1041 return 1; 1042 } 1043 1044 ch->sc_intr = intr; 1045 ch->sc_arg = arg; 1046 1047 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1048 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1049 1050 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1051 if (ch->sc_base != VIA8233_MP_BASE) { 1052 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1053 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1054 } 1055 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1056 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1057 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1058 } else { 1059 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1060 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1061 } 1062 1063 return 0; 1064 } 1065 1066 static int 1067 auvia_trigger_input(void *addr, void *start, void *end, int blksize, 1068 void (*intr)(void *), void *arg, const audio_params_t *param) 1069 { 1070 struct auvia_softc *sc; 1071 struct auvia_softc_chan *ch; 1072 struct auvia_dma *p; 1073 1074 sc = addr; 1075 ch = &(sc->sc_record); 1076 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1077 continue; 1078 1079 if (!p) 1080 panic("auvia_trigger_input: request with bad start " 1081 "address (%p)", start); 1082 1083 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1084 return 1; 1085 } 1086 1087 ch->sc_intr = intr; 1088 ch->sc_arg = arg; 1089 1090 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1091 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1092 1093 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1094 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1095 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1096 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1097 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1098 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1099 } else { 1100 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1101 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1102 } 1103 1104 return 0; 1105 } 1106 1107 static int 1108 auvia_intr(void *arg) 1109 { 1110 struct auvia_softc *sc; 1111 struct auvia_softc_chan *ch; 1112 u_int8_t r; 1113 int rval; 1114 1115 sc = arg; 1116 rval = 0; 1117 1118 ch = &sc->sc_record; 1119 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1120 if (r & AUVIA_RPSTAT_INTR) { 1121 if (sc->sc_record.sc_intr) 1122 sc->sc_record.sc_intr(sc->sc_record.sc_arg); 1123 1124 /* clear interrupts */ 1125 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1126 rval = 1; 1127 } 1128 1129 ch = &sc->sc_play; 1130 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1131 if (r & AUVIA_RPSTAT_INTR) { 1132 if (sc->sc_play.sc_intr) 1133 sc->sc_play.sc_intr(sc->sc_play.sc_arg); 1134 1135 /* clear interrupts */ 1136 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1137 rval = 1; 1138 } 1139 1140 return rval; 1141 } 1142 1143 static bool 1144 auvia_resume(device_t dv, const pmf_qual_t *qual) 1145 { 1146 struct auvia_softc *sc = device_private(dv); 1147 1148 auvia_reset_codec(sc); 1149 DELAY(1000); 1150 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1151 1152 return true; 1153 } 1154