auvia.c revision 1.55
1 /* $NetBSD: auvia.c,v 1.55 2006/08/28 00:02:21 christos 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 1.55 2006/08/28 00:02:21 christos 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 uint32_t ptr; 82 uint32_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 static int auvia_match(struct device *, struct cfdata *, void *); 90 static void auvia_attach(struct device *, struct device *, void *); 91 static int auvia_open(void *, int); 92 static void auvia_close(void *); 93 static int auvia_query_encoding(void *, struct audio_encoding *); 94 static void auvia_set_params_sub(struct auvia_softc *, 95 struct auvia_softc_chan *, 96 const audio_params_t *); 97 static int auvia_set_params(void *, int, int, audio_params_t *, 98 audio_params_t *, stream_filter_list_t *, 99 stream_filter_list_t *); 100 static int auvia_round_blocksize(void *, int, int, const audio_params_t *); 101 static int auvia_halt_output(void *); 102 static int auvia_halt_input(void *); 103 static int auvia_getdev(void *, struct audio_device *); 104 static int auvia_set_port(void *, mixer_ctrl_t *); 105 static int auvia_get_port(void *, mixer_ctrl_t *); 106 static int auvia_query_devinfo(void *, mixer_devinfo_t *); 107 static void * auvia_malloc(void *, int, size_t, struct malloc_type *, int); 108 static void auvia_free(void *, void *, struct malloc_type *); 109 static size_t auvia_round_buffersize(void *, int, size_t); 110 static paddr_t auvia_mappage(void *, void *, off_t, int); 111 static int auvia_get_props(void *); 112 static int auvia_build_dma_ops(struct auvia_softc *, 113 struct auvia_softc_chan *, 114 struct auvia_dma *, void *, void *, int); 115 static int auvia_trigger_output(void *, void *, void *, int, 116 void (*)(void *), void *, 117 const audio_params_t *); 118 static int auvia_trigger_input(void *, void *, void *, int, 119 void (*)(void *), void *, 120 const audio_params_t *); 121 static void auvia_powerhook(int, void *); 122 static int auvia_intr(void *); 123 124 static int auvia_attach_codec(void *, struct ac97_codec_if *); 125 static int auvia_write_codec(void *, uint8_t, uint16_t); 126 static int auvia_read_codec(void *, uint8_t, uint16_t *); 127 static int auvia_reset_codec(void *); 128 static int auvia_waitready_codec(struct auvia_softc *); 129 static int auvia_waitvalid_codec(struct auvia_softc *); 130 static void auvia_spdif_event(void *, boolean_t); 131 132 CFATTACH_DECL(auvia, sizeof (struct auvia_softc), 133 auvia_match, auvia_attach, NULL, NULL); 134 135 /* VIA VT823xx revision number */ 136 #define VIA_REV_8233PRE 0x10 137 #define VIA_REV_8233C 0x20 138 #define VIA_REV_8233 0x30 139 #define VIA_REV_8233A 0x40 140 #define VIA_REV_8235 0x50 141 #define VIA_REV_8237 0x60 142 143 #define AUVIA_PCICONF_JUNK 0x40 144 #define AUVIA_PCICONF_ENABLES 0x00FF0000 /* reg 42 mask */ 145 #define AUVIA_PCICONF_ACLINKENAB 0x00008000 /* ac link enab */ 146 #define AUVIA_PCICONF_ACNOTRST 0x00004000 /* ~(ac reset) */ 147 #define AUVIA_PCICONF_ACSYNC 0x00002000 /* ac sync */ 148 #define AUVIA_PCICONF_ACVSR 0x00000800 /* var. samp. rate */ 149 #define AUVIA_PCICONF_ACSGD 0x00000400 /* SGD enab */ 150 #define AUVIA_PCICONF_ACFM 0x00000200 /* FM enab */ 151 #define AUVIA_PCICONF_ACSB 0x00000100 /* SB enab */ 152 #define AUVIA_PCICONF_PRIVALID 0x00000001 /* primary codec rdy */ 153 154 #define AUVIA_PLAY_BASE 0x00 155 #define AUVIA_RECORD_BASE 0x10 156 157 /* *_RP_* are offsets from AUVIA_PLAY_BASE or AUVIA_RECORD_BASE */ 158 #define AUVIA_RP_STAT 0x00 159 #define AUVIA_RPSTAT_INTR 0x03 160 #define AUVIA_RP_CONTROL 0x01 161 #define AUVIA_RPCTRL_START 0x80 162 #define AUVIA_RPCTRL_TERMINATE 0x40 163 #define AUVIA_RPCTRL_AUTOSTART 0x20 164 /* The following are 8233 specific */ 165 #define AUVIA_RPCTRL_STOP 0x04 166 #define AUVIA_RPCTRL_EOL 0x02 167 #define AUVIA_RPCTRL_FLAG 0x01 168 #define AUVIA_RP_MODE 0x02 /* 82c686 specific */ 169 #define AUVIA_RPMODE_INTR_FLAG 0x01 170 #define AUVIA_RPMODE_INTR_EOL 0x02 171 #define AUVIA_RPMODE_STEREO 0x10 172 #define AUVIA_RPMODE_16BIT 0x20 173 #define AUVIA_RPMODE_AUTOSTART 0x80 174 #define AUVIA_RP_DMAOPS_BASE 0x04 175 176 #define VIA8233_RP_DXS_LVOL 0x02 177 #define VIA8233_RP_DXS_RVOL 0x03 178 #define VIA8233_RP_RATEFMT 0x08 179 #define VIA8233_RATEFMT_48K 0xfffff 180 #define VIA8233_RATEFMT_STEREO 0x00100000 181 #define VIA8233_RATEFMT_16BIT 0x00200000 182 183 #define VIA_RP_DMAOPS_COUNT 0x0c 184 185 #define VIA8233_MP_BASE 0x40 186 /* STAT, CONTROL, DMAOPS_BASE, DMAOPS_COUNT are valid */ 187 #define VIA8233_OFF_MP_FORMAT 0x02 188 #define VIA8233_MP_FORMAT_8BIT 0x00 189 #define VIA8233_MP_FORMAT_16BIT 0x80 190 #define VIA8233_MP_FORMAT_CHANNLE_MASK 0x70 /* 1, 2, 4, 6 */ 191 #define VIA8233_OFF_MP_SCRATCH 0x03 192 #define VIA8233_OFF_MP_STOP 0x08 193 194 #define AUVIA_CODEC_CTL 0x80 195 #define AUVIA_CODEC_READ 0x00800000 196 #define AUVIA_CODEC_BUSY 0x01000000 197 #define AUVIA_CODEC_PRIVALID 0x02000000 198 #define AUVIA_CODEC_INDEX(x) ((x)<<16) 199 200 #define CH_WRITE1(sc, ch, off, v) \ 201 bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 202 #define CH_WRITE4(sc, ch, off, v) \ 203 bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 204 #define CH_READ1(sc, ch, off) \ 205 bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 206 #define CH_READ4(sc, ch, off) \ 207 bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 208 209 #define TIMEOUT 50 210 211 static const struct audio_hw_if auvia_hw_if = { 212 auvia_open, 213 auvia_close, 214 NULL, /* drain */ 215 auvia_query_encoding, 216 auvia_set_params, 217 auvia_round_blocksize, 218 NULL, /* commit_settings */ 219 NULL, /* init_output */ 220 NULL, /* init_input */ 221 NULL, /* start_output */ 222 NULL, /* start_input */ 223 auvia_halt_output, 224 auvia_halt_input, 225 NULL, /* speaker_ctl */ 226 auvia_getdev, 227 NULL, /* setfd */ 228 auvia_set_port, 229 auvia_get_port, 230 auvia_query_devinfo, 231 auvia_malloc, 232 auvia_free, 233 auvia_round_buffersize, 234 auvia_mappage, 235 auvia_get_props, 236 auvia_trigger_output, 237 auvia_trigger_input, 238 NULL, /* dev_ioctl */ 239 NULL, /* powerstate */ 240 }; 241 242 #define AUVIA_FORMATS_4CH_16 2 243 #define AUVIA_FORMATS_6CH_16 3 244 #define AUVIA_FORMATS_4CH_8 6 245 #define AUVIA_FORMATS_6CH_8 7 246 static const struct audio_format auvia_formats[AUVIA_NFORMATS] = { 247 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 248 1, AUFMT_MONAURAL, 0, {8000, 48000}}, 249 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 250 2, AUFMT_STEREO, 0, {8000, 48000}}, 251 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 252 4, AUFMT_SURROUND4, 0, {8000, 48000}}, 253 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 254 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, 255 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 256 1, AUFMT_MONAURAL, 0, {8000, 48000}}, 257 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 258 2, AUFMT_STEREO, 0, {8000, 48000}}, 259 {NULL, AUMODE_PLAY, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 260 4, AUFMT_SURROUND4, 0, {8000, 48000}}, 261 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, 262 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, 263 }; 264 265 #define AUVIA_SPDIF_NFORMATS 1 266 static const struct audio_format auvia_spdif_formats[AUVIA_SPDIF_NFORMATS] = { 267 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 268 2, AUFMT_STEREO, 1, {48000}}, 269 }; 270 271 272 static int 273 auvia_match(struct device *parent, struct cfdata *match, void *aux) 274 { 275 struct pci_attach_args *pa; 276 277 pa = (struct pci_attach_args *) aux; 278 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_VIATECH) 279 return 0; 280 switch (PCI_PRODUCT(pa->pa_id)) { 281 case PCI_PRODUCT_VIATECH_VT82C686A_AC97: 282 case PCI_PRODUCT_VIATECH_VT8233_AC97: 283 break; 284 default: 285 return 0; 286 } 287 288 return 1; 289 } 290 291 static void 292 auvia_attach(struct device *parent, struct device *self, void *aux) 293 { 294 struct pci_attach_args *pa; 295 struct auvia_softc *sc; 296 const char *intrstr; 297 pci_chipset_tag_t pc; 298 pcitag_t pt; 299 pci_intr_handle_t ih; 300 bus_size_t iosize; 301 pcireg_t pr; 302 int r; 303 const char *revnum; /* VT823xx revision number */ 304 305 pa = aux; 306 sc = (struct auvia_softc *)self; 307 intrstr = NULL; 308 pc = pa->pa_pc; 309 pt = pa->pa_tag; 310 revnum = NULL; 311 312 aprint_naive(": Audio controller\n"); 313 314 sc->sc_play.sc_base = AUVIA_PLAY_BASE; 315 sc->sc_record.sc_base = AUVIA_RECORD_BASE; 316 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { 317 sc->sc_flags |= AUVIA_FLAGS_VT8233; 318 sc->sc_play.sc_base = VIA8233_MP_BASE; 319 } 320 321 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 322 &sc->sc_ioh, NULL, &iosize)) { 323 aprint_error(": can't map i/o space\n"); 324 return; 325 } 326 327 sc->sc_dmat = pa->pa_dmat; 328 sc->sc_pc = pc; 329 sc->sc_pt = pt; 330 331 r = PCI_REVISION(pa->pa_class); 332 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 333 snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X", r); 334 switch(r) { 335 case VIA_REV_8233PRE: 336 /* same as 8233, but should not be in the market */ 337 revnum = "3-Pre"; 338 break; 339 case VIA_REV_8233C: 340 /* 2 rec, 4 pb, 1 multi-pb */ 341 revnum = "3C"; 342 break; 343 case VIA_REV_8233: 344 /* 2 rec, 4 pb, 1 multi-pb, spdif */ 345 revnum = "3"; 346 break; 347 case VIA_REV_8233A: 348 /* 1 rec, 1 multi-pb, spdif */ 349 revnum = "3A"; 350 break; 351 default: 352 break; 353 } 354 if (r >= VIA_REV_8237) 355 revnum = "7"; 356 else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */ 357 revnum = "5"; 358 aprint_normal(": VIA Technologies VT823%s AC'97 Audio " 359 "(rev %s)\n", revnum, sc->sc_revision); 360 } else { 361 sc->sc_revision[1] = '\0'; 362 if (r == 0x20) { 363 sc->sc_revision[0] = 'H'; 364 } else if ((r >= 0x10) && (r <= 0x14)) { 365 sc->sc_revision[0] = 'A' + (r - 0x10); 366 } else { 367 snprintf(sc->sc_revision, sizeof(sc->sc_revision), 368 "0x%02X", r); 369 } 370 371 aprint_normal(": VIA Technologies VT82C686A AC'97 Audio " 372 "(rev %s)\n", sc->sc_revision); 373 } 374 375 if (pci_intr_map(pa, &ih)) { 376 aprint_error(": couldn't map interrupt\n"); 377 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 378 return; 379 } 380 intrstr = pci_intr_string(pc, ih); 381 382 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, auvia_intr, sc); 383 if (sc->sc_ih == NULL) { 384 aprint_error("%s: couldn't establish interrupt", 385 sc->sc_dev.dv_xname); 386 if (intrstr != NULL) 387 aprint_normal(" at %s", intrstr); 388 aprint_normal("\n"); 389 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 390 return; 391 } 392 393 aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 394 395 /* disable SBPro compat & others */ 396 pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); 397 398 pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ 399 /* XXX what to do about MIDI, FM, joystick? */ 400 401 pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST 402 | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); 403 404 pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); 405 406 pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); 407 408 sc->host_if.arg = sc; 409 sc->host_if.attach = auvia_attach_codec; 410 sc->host_if.read = auvia_read_codec; 411 sc->host_if.write = auvia_write_codec; 412 sc->host_if.reset = auvia_reset_codec; 413 sc->host_if.spdif_event = auvia_spdif_event; 414 415 if ((r = ac97_attach(&sc->host_if, self)) != 0) { 416 aprint_error("%s: can't attach codec (error 0x%X)\n", 417 sc->sc_dev.dv_xname, r); 418 pci_intr_disestablish(pc, sc->sc_ih); 419 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 420 return; 421 } 422 423 /* setup audio_format */ 424 memcpy(sc->sc_formats, auvia_formats, sizeof(auvia_formats)); 425 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_4CH(sc->codec_if)) { 426 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_8]); 427 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_16]); 428 } 429 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_6CH(sc->codec_if)) { 430 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_8]); 431 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_16]); 432 } 433 if (AC97_IS_FIXED_RATE(sc->codec_if)) { 434 for (r = 0; r < AUVIA_NFORMATS; r++) { 435 sc->sc_formats[r].frequency_type = 1; 436 sc->sc_formats[r].frequency[0] = 48000; 437 } 438 } 439 440 if (0 != auconv_create_encodings(sc->sc_formats, AUVIA_NFORMATS, 441 &sc->sc_encodings)) { 442 sc->codec_if->vtbl->detach(sc->codec_if); 443 pci_intr_disestablish(pc, sc->sc_ih); 444 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 445 return; 446 } 447 if (0 != auconv_create_encodings(auvia_spdif_formats, 448 AUVIA_SPDIF_NFORMATS, &sc->sc_spdif_encodings)) { 449 sc->codec_if->vtbl->detach(sc->codec_if); 450 pci_intr_disestablish(pc, sc->sc_ih); 451 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 452 return; 453 } 454 455 /* Watch for power change */ 456 sc->sc_suspend = PWR_RESUME; 457 sc->sc_powerhook = powerhook_establish(auvia_powerhook, sc); 458 459 audio_attach_mi(&auvia_hw_if, sc, &sc->sc_dev); 460 sc->codec_if->vtbl->unlock(sc->codec_if); 461 return; 462 } 463 464 static int 465 auvia_attach_codec(void *addr, struct ac97_codec_if *cif) 466 { 467 struct auvia_softc *sc; 468 469 sc = addr; 470 sc->codec_if = cif; 471 return 0; 472 } 473 474 static int 475 auvia_reset_codec(void *addr) 476 { 477 struct auvia_softc *sc; 478 pcireg_t r; 479 int i; 480 481 /* perform a codec cold reset */ 482 sc = addr; 483 r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); 484 485 r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ 486 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 487 delay(2); 488 489 r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ 490 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 491 delay(200); 492 493 for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, 494 AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) 495 DELAY(1); 496 if (i == 0) { 497 printf("%s: codec reset timed out\n", sc->sc_dev.dv_xname); 498 return ETIMEDOUT; 499 } 500 return 0; 501 } 502 503 static int 504 auvia_waitready_codec(struct auvia_softc *sc) 505 { 506 int i; 507 508 /* poll until codec not busy */ 509 for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, 510 AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) 511 delay(1); 512 if (i >= TIMEOUT) { 513 printf("%s: codec busy\n", sc->sc_dev.dv_xname); 514 return 1; 515 } 516 517 return 0; 518 } 519 520 static int 521 auvia_waitvalid_codec(struct auvia_softc *sc) 522 { 523 int i; 524 525 /* poll until codec valid */ 526 for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, 527 AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) 528 delay(1); 529 if (i >= TIMEOUT) { 530 printf("%s: codec invalid\n", sc->sc_dev.dv_xname); 531 return 1; 532 } 533 534 return 0; 535 } 536 537 static int 538 auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) 539 { 540 struct auvia_softc *sc; 541 542 sc = addr; 543 if (auvia_waitready_codec(sc)) 544 return 1; 545 546 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 547 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); 548 549 return 0; 550 } 551 552 static int 553 auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) 554 { 555 struct auvia_softc *sc; 556 557 sc = addr; 558 if (auvia_waitready_codec(sc)) 559 return 1; 560 561 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 562 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); 563 564 if (auvia_waitready_codec(sc)) 565 return 1; 566 567 if (auvia_waitvalid_codec(sc)) 568 return 1; 569 570 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); 571 572 return 0; 573 } 574 575 static void 576 auvia_spdif_event(void *addr, boolean_t flag) 577 { 578 struct auvia_softc *sc; 579 580 sc = addr; 581 sc->sc_spdif = flag; 582 } 583 584 static int 585 auvia_open(void *addr, int flags) 586 { 587 struct auvia_softc *sc; 588 589 sc = (struct auvia_softc *)addr; 590 sc->codec_if->vtbl->lock(sc->codec_if); 591 return 0; 592 } 593 594 static void 595 auvia_close(void *addr) 596 { 597 struct auvia_softc *sc; 598 599 sc = (struct auvia_softc *)addr; 600 sc->codec_if->vtbl->unlock(sc->codec_if); 601 } 602 603 static int 604 auvia_query_encoding(void *addr, struct audio_encoding *fp) 605 { 606 struct auvia_softc *sc; 607 608 sc = (struct auvia_softc *)addr; 609 return auconv_query_encoding( 610 sc->sc_spdif ? sc->sc_spdif_encodings : sc->sc_encodings, fp); 611 } 612 613 static void 614 auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, 615 const audio_params_t *p) 616 { 617 uint32_t v; 618 uint16_t regval; 619 620 if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { 621 regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) 622 | (p->precision == 16 ? 623 AUVIA_RPMODE_16BIT : 0) 624 | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL 625 | AUVIA_RPMODE_AUTOSTART; 626 ch->sc_reg = regval; 627 } else if (ch->sc_base != VIA8233_MP_BASE) { 628 v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); 629 v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO 630 | VIA8233_RATEFMT_16BIT); 631 632 v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) 633 / (48000 / 20); 634 if (p->channels == 2) 635 v |= VIA8233_RATEFMT_STEREO; 636 if (p->precision == 16) 637 v |= VIA8233_RATEFMT_16BIT; 638 639 CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); 640 } else { 641 static const u_int32_t slottab[7] = 642 { 0, 0xff000011, 0xff000021, 0, 643 0xff004321, 0, 0xff436521}; 644 645 regval = (p->precision == 16 646 ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) 647 | (p->channels << 4); 648 CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); 649 CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]); 650 } 651 } 652 653 static int 654 auvia_set_params(void *addr, int setmode, int usemode, 655 audio_params_t *play, audio_params_t *rec, 656 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 657 { 658 struct auvia_softc *sc; 659 struct auvia_softc_chan *ch; 660 struct audio_params *p; 661 struct ac97_codec_if* codec; 662 stream_filter_list_t *fil; 663 int reg, mode; 664 int index; 665 666 sc = addr; 667 codec = sc->codec_if; 668 /* for mode in (RECORD, PLAY) */ 669 for (mode = AUMODE_RECORD; mode != -1; 670 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 671 if ((setmode & mode) == 0) 672 continue; 673 674 if (mode == AUMODE_PLAY ) { 675 p = play; 676 ch = &sc->sc_play; 677 reg = AC97_REG_PCM_FRONT_DAC_RATE; 678 fil = pfil; 679 } else { 680 p = rec; 681 ch = &sc->sc_record; 682 reg = AC97_REG_PCM_LR_ADC_RATE; 683 fil = rfil; 684 } 685 686 if (p->sample_rate < 4000 || p->sample_rate > 48000 || 687 (p->precision != 8 && p->precision != 16)) 688 return (EINVAL); 689 if (sc->sc_spdif) 690 index = auconv_set_converter(auvia_spdif_formats, 691 AUVIA_SPDIF_NFORMATS, mode, p, TRUE, fil); 692 else 693 index = auconv_set_converter(sc->sc_formats, 694 AUVIA_NFORMATS, mode, p, TRUE, fil); 695 if (index < 0) 696 return EINVAL; 697 if (fil->req_size > 0) 698 p = &fil->filters[0].param; 699 if (!AC97_IS_FIXED_RATE(codec)) { 700 if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) 701 return EINVAL; 702 reg = AC97_REG_PCM_SURR_DAC_RATE; 703 if (p->channels >= 4 704 && codec->vtbl->set_rate(codec, reg, 705 &p->sample_rate)) 706 return EINVAL; 707 reg = AC97_REG_PCM_LFE_DAC_RATE; 708 if (p->channels == 6 709 && codec->vtbl->set_rate(codec, reg, 710 &p->sample_rate)) 711 return EINVAL; 712 } 713 auvia_set_params_sub(sc, ch, p); 714 } 715 716 return 0; 717 } 718 719 static int 720 auvia_round_blocksize(void *addr, int blk, 721 int mode, const audio_params_t *param) 722 { 723 struct auvia_softc *sc; 724 725 sc = addr; 726 /* XXX VT823x might have the limitation of dma_ops size */ 727 if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288) 728 blk = 288; 729 730 return (blk & -32); 731 } 732 733 static int 734 auvia_halt_output(void *addr) 735 { 736 struct auvia_softc *sc; 737 struct auvia_softc_chan *ch; 738 739 sc = addr; 740 ch = &(sc->sc_play); 741 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 742 ch->sc_intr = NULL; 743 return 0; 744 } 745 746 static int 747 auvia_halt_input(void *addr) 748 { 749 struct auvia_softc *sc; 750 struct auvia_softc_chan *ch; 751 752 sc = addr; 753 ch = &(sc->sc_record); 754 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 755 ch->sc_intr = NULL; 756 return 0; 757 } 758 759 static int 760 auvia_getdev(void *addr, struct audio_device *retp) 761 { 762 struct auvia_softc *sc; 763 764 if (retp) { 765 sc = addr; 766 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 767 strncpy(retp->name, "VIA VT823x", 768 sizeof(retp->name)); 769 } else { 770 strncpy(retp->name, "VIA VT82C686A", 771 sizeof(retp->name)); 772 } 773 strncpy(retp->version, sc->sc_revision, sizeof(retp->version)); 774 strncpy(retp->config, "auvia", sizeof(retp->config)); 775 } 776 777 return 0; 778 } 779 780 static int 781 auvia_set_port(void *addr, mixer_ctrl_t *cp) 782 { 783 struct auvia_softc *sc; 784 785 sc = addr; 786 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 787 } 788 789 static int 790 auvia_get_port(void *addr, mixer_ctrl_t *cp) 791 { 792 struct auvia_softc *sc; 793 794 sc = addr; 795 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 796 } 797 798 static int 799 auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) 800 { 801 struct auvia_softc *sc; 802 803 sc = addr; 804 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 805 } 806 807 static void * 808 auvia_malloc(void *addr, int direction, size_t size, struct malloc_type * pool, 809 int flags) 810 { 811 struct auvia_softc *sc; 812 struct auvia_dma *p; 813 int error; 814 int rseg; 815 816 p = malloc(sizeof(*p), pool, flags); 817 if (!p) 818 return 0; 819 sc = addr; 820 p->size = size; 821 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 822 1, &rseg, BUS_DMA_NOWAIT)) != 0) { 823 printf("%s: unable to allocate DMA, error = %d\n", 824 sc->sc_dev.dv_xname, error); 825 goto fail_alloc; 826 } 827 828 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 829 BUS_DMA_NOWAIT | BUS_DMA_COHERENT)) != 0) { 830 printf("%s: unable to map DMA, error = %d\n", 831 sc->sc_dev.dv_xname, error); 832 goto fail_map; 833 } 834 835 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 836 BUS_DMA_NOWAIT, &p->map)) != 0) { 837 printf("%s: unable to create DMA map, error = %d\n", 838 sc->sc_dev.dv_xname, error); 839 goto fail_create; 840 } 841 842 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 843 BUS_DMA_NOWAIT)) != 0) { 844 printf("%s: unable to load DMA map, error = %d\n", 845 sc->sc_dev.dv_xname, error); 846 goto fail_load; 847 } 848 849 p->next = sc->sc_dmas; 850 sc->sc_dmas = p; 851 852 return p->addr; 853 854 855 fail_load: 856 bus_dmamap_destroy(sc->sc_dmat, p->map); 857 fail_create: 858 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 859 fail_map: 860 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 861 fail_alloc: 862 free(p, pool); 863 return NULL; 864 } 865 866 static void 867 auvia_free(void *addr, void *ptr, struct malloc_type *pool) 868 { 869 struct auvia_softc *sc; 870 struct auvia_dma **pp, *p; 871 872 sc = addr; 873 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 874 if (p->addr == ptr) { 875 bus_dmamap_unload(sc->sc_dmat, p->map); 876 bus_dmamap_destroy(sc->sc_dmat, p->map); 877 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 878 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 879 880 *pp = p->next; 881 free(p, pool); 882 return; 883 } 884 885 panic("auvia_free: trying to free unallocated memory"); 886 } 887 888 static size_t 889 auvia_round_buffersize(void *addr, int direction, size_t size) 890 { 891 892 return size; 893 } 894 895 static paddr_t 896 auvia_mappage(void *addr, void *mem, off_t off, int prot) 897 { 898 struct auvia_softc *sc; 899 struct auvia_dma *p; 900 901 if (off < 0) 902 return -1; 903 sc = addr; 904 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 905 continue; 906 907 if (!p) 908 return -1; 909 910 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 911 BUS_DMA_WAITOK); 912 } 913 914 static int 915 auvia_get_props(void *addr) 916 { 917 struct auvia_softc *sc; 918 int props; 919 920 props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 921 sc = addr; 922 /* 923 * Even if the codec is fixed-rate, set_param() succeeds for any sample 924 * rate because of aurateconv. Applications can't know what rate the 925 * device can process in the case of mmap(). 926 */ 927 if (!AC97_IS_FIXED_RATE(sc->codec_if)) 928 props |= AUDIO_PROP_MMAP; 929 return props; 930 } 931 932 static int 933 auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, 934 struct auvia_dma *p, void *start, void *end, int blksize) 935 { 936 struct auvia_dma_op *op; 937 struct auvia_dma *dp; 938 bus_addr_t s; 939 size_t l; 940 int segs; 941 942 s = p->map->dm_segs[0].ds_addr; 943 l = ((char *)end - (char *)start); 944 segs = (l + blksize - 1) / blksize; 945 946 if (segs > (ch->sc_dma_op_count)) { 947 /* if old list was too small, free it */ 948 if (ch->sc_dma_ops) { 949 auvia_free(sc, ch->sc_dma_ops, M_DEVBUF); 950 } 951 952 ch->sc_dma_ops = auvia_malloc(sc, 0, 953 sizeof(struct auvia_dma_op) * segs, M_DEVBUF, M_WAITOK); 954 955 if (ch->sc_dma_ops == NULL) { 956 printf("%s: couldn't build dmaops\n", sc->sc_dev.dv_xname); 957 return 1; 958 } 959 960 for (dp = sc->sc_dmas; 961 dp && dp->addr != (void *)(ch->sc_dma_ops); 962 dp = dp->next) 963 continue; 964 965 if (!dp) 966 panic("%s: build_dma_ops: where'd my memory go??? " 967 "address (%p)\n", sc->sc_dev.dv_xname, 968 ch->sc_dma_ops); 969 970 ch->sc_dma_op_count = segs; 971 ch->sc_dma_ops_dma = dp; 972 } 973 974 dp = ch->sc_dma_ops_dma; 975 op = ch->sc_dma_ops; 976 977 while (l) { 978 op->ptr = s; 979 l = l - blksize; 980 if (!l) { 981 /* if last block */ 982 op->flags = AUVIA_DMAOP_EOL | blksize; 983 } else { 984 op->flags = AUVIA_DMAOP_FLAG | blksize; 985 } 986 s += blksize; 987 op++; 988 } 989 990 return 0; 991 } 992 993 994 static int 995 auvia_trigger_output(void *addr, void *start, void *end, 996 int blksize, void (*intr)(void *), void *arg, 997 const audio_params_t *param) 998 { 999 struct auvia_softc *sc; 1000 struct auvia_softc_chan *ch; 1001 struct auvia_dma *p; 1002 1003 sc = addr; 1004 ch = &(sc->sc_play); 1005 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1006 continue; 1007 1008 if (!p) 1009 panic("auvia_trigger_output: request with bad start " 1010 "address (%p)", start); 1011 1012 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1013 return 1; 1014 } 1015 1016 ch->sc_intr = intr; 1017 ch->sc_arg = arg; 1018 1019 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1020 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1021 1022 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1023 if (ch->sc_base != VIA8233_MP_BASE) { 1024 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1025 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1026 } 1027 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1028 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1029 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1030 } else { 1031 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1032 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1033 } 1034 1035 return 0; 1036 } 1037 1038 static int 1039 auvia_trigger_input(void *addr, void *start, void *end, 1040 int blksize, void (*intr)(void *), void *arg, 1041 const audio_params_t *param) 1042 { 1043 struct auvia_softc *sc; 1044 struct auvia_softc_chan *ch; 1045 struct auvia_dma *p; 1046 1047 sc = addr; 1048 ch = &(sc->sc_record); 1049 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1050 continue; 1051 1052 if (!p) 1053 panic("auvia_trigger_input: request with bad start " 1054 "address (%p)", start); 1055 1056 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1057 return 1; 1058 } 1059 1060 ch->sc_intr = intr; 1061 ch->sc_arg = arg; 1062 1063 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1064 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1065 1066 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1067 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1068 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1069 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1070 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1071 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1072 } else { 1073 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1074 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1075 } 1076 1077 return 0; 1078 } 1079 1080 static int 1081 auvia_intr(void *arg) 1082 { 1083 struct auvia_softc *sc; 1084 struct auvia_softc_chan *ch; 1085 u_int8_t r; 1086 int rval; 1087 1088 sc = arg; 1089 rval = 0; 1090 1091 ch = &sc->sc_record; 1092 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1093 if (r & AUVIA_RPSTAT_INTR) { 1094 if (sc->sc_record.sc_intr) 1095 sc->sc_record.sc_intr(sc->sc_record.sc_arg); 1096 1097 /* clear interrupts */ 1098 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1099 rval = 1; 1100 } 1101 1102 ch = &sc->sc_play; 1103 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1104 if (r & AUVIA_RPSTAT_INTR) { 1105 if (sc->sc_play.sc_intr) 1106 sc->sc_play.sc_intr(sc->sc_play.sc_arg); 1107 1108 /* clear interrupts */ 1109 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1110 rval = 1; 1111 } 1112 1113 return rval; 1114 } 1115 1116 static void 1117 auvia_powerhook(int why, void *addr) 1118 { 1119 struct auvia_softc *sc; 1120 1121 sc = addr; 1122 switch (why) { 1123 case PWR_SUSPEND: 1124 case PWR_STANDBY: 1125 /* Power down */ 1126 sc->sc_suspend = why; 1127 break; 1128 1129 case PWR_RESUME: 1130 /* Wake up */ 1131 if (sc->sc_suspend == PWR_RESUME) { 1132 printf("%s: resume without suspend.\n", 1133 sc->sc_dev.dv_xname); 1134 sc->sc_suspend = why; 1135 return; 1136 } 1137 sc->sc_suspend = why; 1138 auvia_reset_codec(sc); 1139 DELAY(1000); 1140 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1141 break; 1142 1143 case PWR_SOFTSUSPEND: 1144 case PWR_SOFTSTANDBY: 1145 case PWR_SOFTRESUME: 1146 break; 1147 } 1148 } 1149
Indexes created Tue Sep 30 20:09:53 GMT 2025