auvia.c revision 1.60
1 /* $NetBSD: auvia.c,v 1.60 2007/03/04 06:02:16 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 1.60 2007/03/04 06:02:16 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 void *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 *, bool); 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, 274 void *aux) 275 { 276 struct pci_attach_args *pa; 277 278 pa = (struct pci_attach_args *) aux; 279 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_VIATECH) 280 return 0; 281 switch (PCI_PRODUCT(pa->pa_id)) { 282 case PCI_PRODUCT_VIATECH_VT82C686A_AC97: 283 case PCI_PRODUCT_VIATECH_VT8233_AC97: 284 break; 285 default: 286 return 0; 287 } 288 289 return 1; 290 } 291 292 static void 293 auvia_attach(struct device *parent, struct device *self, void *aux) 294 { 295 struct pci_attach_args *pa; 296 struct auvia_softc *sc; 297 const char *intrstr; 298 pci_chipset_tag_t pc; 299 pcitag_t pt; 300 pci_intr_handle_t ih; 301 bus_size_t iosize; 302 pcireg_t pr; 303 int r; 304 const char *revnum; /* VT823xx revision number */ 305 306 pa = aux; 307 sc = (struct auvia_softc *)self; 308 intrstr = NULL; 309 pc = pa->pa_pc; 310 pt = pa->pa_tag; 311 revnum = NULL; 312 313 aprint_naive(": Audio controller\n"); 314 315 sc->sc_play.sc_base = AUVIA_PLAY_BASE; 316 sc->sc_record.sc_base = AUVIA_RECORD_BASE; 317 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { 318 sc->sc_flags |= AUVIA_FLAGS_VT8233; 319 sc->sc_play.sc_base = VIA8233_MP_BASE; 320 } 321 322 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 323 &sc->sc_ioh, NULL, &iosize)) { 324 aprint_error(": can't map i/o space\n"); 325 return; 326 } 327 328 sc->sc_dmat = pa->pa_dmat; 329 sc->sc_pc = pc; 330 sc->sc_pt = pt; 331 332 r = PCI_REVISION(pa->pa_class); 333 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 334 snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X", r); 335 switch(r) { 336 case VIA_REV_8233PRE: 337 /* same as 8233, but should not be in the market */ 338 revnum = "3-Pre"; 339 break; 340 case VIA_REV_8233C: 341 /* 2 rec, 4 pb, 1 multi-pb */ 342 revnum = "3C"; 343 break; 344 case VIA_REV_8233: 345 /* 2 rec, 4 pb, 1 multi-pb, spdif */ 346 revnum = "3"; 347 break; 348 case VIA_REV_8233A: 349 /* 1 rec, 1 multi-pb, spdif */ 350 revnum = "3A"; 351 break; 352 default: 353 break; 354 } 355 if (r >= VIA_REV_8237) 356 revnum = "7"; 357 else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */ 358 revnum = "5"; 359 aprint_normal(": VIA Technologies VT823%s AC'97 Audio " 360 "(rev %s)\n", revnum, sc->sc_revision); 361 } else { 362 sc->sc_revision[1] = '\0'; 363 if (r == 0x20) { 364 sc->sc_revision[0] = 'H'; 365 } else if ((r >= 0x10) && (r <= 0x14)) { 366 sc->sc_revision[0] = 'A' + (r - 0x10); 367 } else { 368 snprintf(sc->sc_revision, sizeof(sc->sc_revision), 369 "0x%02X", r); 370 } 371 372 aprint_normal(": VIA Technologies VT82C686A AC'97 Audio " 373 "(rev %s)\n", sc->sc_revision); 374 } 375 376 if (pci_intr_map(pa, &ih)) { 377 aprint_error(": couldn't map interrupt\n"); 378 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 379 return; 380 } 381 intrstr = pci_intr_string(pc, ih); 382 383 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, auvia_intr, sc); 384 if (sc->sc_ih == NULL) { 385 aprint_error("%s: couldn't establish interrupt", 386 sc->sc_dev.dv_xname); 387 if (intrstr != NULL) 388 aprint_normal(" at %s", intrstr); 389 aprint_normal("\n"); 390 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 391 return; 392 } 393 394 aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 395 396 /* disable SBPro compat & others */ 397 pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); 398 399 pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ 400 /* XXX what to do about MIDI, FM, joystick? */ 401 402 pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST 403 | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); 404 405 pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); 406 407 pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); 408 409 sc->host_if.arg = sc; 410 sc->host_if.attach = auvia_attach_codec; 411 sc->host_if.read = auvia_read_codec; 412 sc->host_if.write = auvia_write_codec; 413 sc->host_if.reset = auvia_reset_codec; 414 sc->host_if.spdif_event = auvia_spdif_event; 415 416 if ((r = ac97_attach(&sc->host_if, self)) != 0) { 417 aprint_error("%s: can't attach codec (error 0x%X)\n", 418 sc->sc_dev.dv_xname, r); 419 pci_intr_disestablish(pc, sc->sc_ih); 420 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 421 return; 422 } 423 424 /* setup audio_format */ 425 memcpy(sc->sc_formats, auvia_formats, sizeof(auvia_formats)); 426 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_4CH(sc->codec_if)) { 427 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_8]); 428 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_16]); 429 } 430 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_6CH(sc->codec_if)) { 431 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_8]); 432 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_16]); 433 } 434 if (AC97_IS_FIXED_RATE(sc->codec_if)) { 435 for (r = 0; r < AUVIA_NFORMATS; r++) { 436 sc->sc_formats[r].frequency_type = 1; 437 sc->sc_formats[r].frequency[0] = 48000; 438 } 439 } 440 441 if (0 != auconv_create_encodings(sc->sc_formats, AUVIA_NFORMATS, 442 &sc->sc_encodings)) { 443 sc->codec_if->vtbl->detach(sc->codec_if); 444 pci_intr_disestablish(pc, sc->sc_ih); 445 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 446 return; 447 } 448 if (0 != auconv_create_encodings(auvia_spdif_formats, 449 AUVIA_SPDIF_NFORMATS, &sc->sc_spdif_encodings)) { 450 sc->codec_if->vtbl->detach(sc->codec_if); 451 pci_intr_disestablish(pc, sc->sc_ih); 452 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 453 return; 454 } 455 456 /* Watch for power change */ 457 sc->sc_suspend = PWR_RESUME; 458 sc->sc_powerhook = powerhook_establish(sc->sc_dev.dv_xname, 459 auvia_powerhook, sc); 460 461 audio_attach_mi(&auvia_hw_if, sc, &sc->sc_dev); 462 sc->codec_if->vtbl->unlock(sc->codec_if); 463 return; 464 } 465 466 static int 467 auvia_attach_codec(void *addr, struct ac97_codec_if *cif) 468 { 469 struct auvia_softc *sc; 470 471 sc = addr; 472 sc->codec_if = cif; 473 return 0; 474 } 475 476 static int 477 auvia_reset_codec(void *addr) 478 { 479 struct auvia_softc *sc; 480 pcireg_t r; 481 int i; 482 483 /* perform a codec cold reset */ 484 sc = addr; 485 r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); 486 487 r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ 488 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 489 delay(2); 490 491 r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ 492 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 493 delay(200); 494 495 for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, 496 AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) 497 DELAY(1); 498 if (i == 0) { 499 printf("%s: codec reset timed out\n", sc->sc_dev.dv_xname); 500 return ETIMEDOUT; 501 } 502 return 0; 503 } 504 505 static int 506 auvia_waitready_codec(struct auvia_softc *sc) 507 { 508 int i; 509 510 /* poll until codec not busy */ 511 for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, 512 AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) 513 delay(1); 514 if (i >= TIMEOUT) { 515 printf("%s: codec busy\n", sc->sc_dev.dv_xname); 516 return 1; 517 } 518 519 return 0; 520 } 521 522 static int 523 auvia_waitvalid_codec(struct auvia_softc *sc) 524 { 525 int i; 526 527 /* poll until codec valid */ 528 for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, 529 AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) 530 delay(1); 531 if (i >= TIMEOUT) { 532 printf("%s: codec invalid\n", sc->sc_dev.dv_xname); 533 return 1; 534 } 535 536 return 0; 537 } 538 539 static int 540 auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) 541 { 542 struct auvia_softc *sc; 543 544 sc = addr; 545 if (auvia_waitready_codec(sc)) 546 return 1; 547 548 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 549 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); 550 551 return 0; 552 } 553 554 static int 555 auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) 556 { 557 struct auvia_softc *sc; 558 559 sc = addr; 560 if (auvia_waitready_codec(sc)) 561 return 1; 562 563 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 564 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); 565 566 if (auvia_waitready_codec(sc)) 567 return 1; 568 569 if (auvia_waitvalid_codec(sc)) 570 return 1; 571 572 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); 573 574 return 0; 575 } 576 577 static void 578 auvia_spdif_event(void *addr, bool flag) 579 { 580 struct auvia_softc *sc; 581 582 sc = addr; 583 sc->sc_spdif = flag; 584 } 585 586 static int 587 auvia_open(void *addr, int flags) 588 { 589 struct auvia_softc *sc; 590 591 sc = (struct auvia_softc *)addr; 592 sc->codec_if->vtbl->lock(sc->codec_if); 593 return 0; 594 } 595 596 static void 597 auvia_close(void *addr) 598 { 599 struct auvia_softc *sc; 600 601 sc = (struct auvia_softc *)addr; 602 sc->codec_if->vtbl->unlock(sc->codec_if); 603 } 604 605 static int 606 auvia_query_encoding(void *addr, struct audio_encoding *fp) 607 { 608 struct auvia_softc *sc; 609 610 sc = (struct auvia_softc *)addr; 611 return auconv_query_encoding( 612 sc->sc_spdif ? sc->sc_spdif_encodings : sc->sc_encodings, fp); 613 } 614 615 static void 616 auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, 617 const audio_params_t *p) 618 { 619 uint32_t v; 620 uint16_t regval; 621 622 if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { 623 regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) 624 | (p->precision == 16 ? 625 AUVIA_RPMODE_16BIT : 0) 626 | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL 627 | AUVIA_RPMODE_AUTOSTART; 628 ch->sc_reg = regval; 629 } else if (ch->sc_base != VIA8233_MP_BASE) { 630 v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); 631 v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO 632 | VIA8233_RATEFMT_16BIT); 633 634 v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) 635 / (48000 / 20); 636 if (p->channels == 2) 637 v |= VIA8233_RATEFMT_STEREO; 638 if (p->precision == 16) 639 v |= VIA8233_RATEFMT_16BIT; 640 641 CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); 642 } else { 643 static const u_int32_t slottab[7] = 644 { 0, 0xff000011, 0xff000021, 0, 645 0xff004321, 0, 0xff436521}; 646 647 regval = (p->precision == 16 648 ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) 649 | (p->channels << 4); 650 CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); 651 CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]); 652 } 653 } 654 655 static int 656 auvia_set_params(void *addr, int setmode, int usemode, 657 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, 658 stream_filter_list_t *rfil) 659 { 660 struct auvia_softc *sc; 661 struct auvia_softc_chan *ch; 662 struct audio_params *p; 663 struct ac97_codec_if* codec; 664 stream_filter_list_t *fil; 665 int reg, mode; 666 int index; 667 668 sc = addr; 669 codec = sc->codec_if; 670 /* for mode in (RECORD, PLAY) */ 671 for (mode = AUMODE_RECORD; mode != -1; 672 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 673 if ((setmode & mode) == 0) 674 continue; 675 676 if (mode == AUMODE_PLAY ) { 677 p = play; 678 ch = &sc->sc_play; 679 reg = AC97_REG_PCM_FRONT_DAC_RATE; 680 fil = pfil; 681 } else { 682 p = rec; 683 ch = &sc->sc_record; 684 reg = AC97_REG_PCM_LR_ADC_RATE; 685 fil = rfil; 686 } 687 688 if (p->sample_rate < 4000 || p->sample_rate > 48000 || 689 (p->precision != 8 && p->precision != 16)) 690 return (EINVAL); 691 if (sc->sc_spdif) 692 index = auconv_set_converter(auvia_spdif_formats, 693 AUVIA_SPDIF_NFORMATS, mode, p, TRUE, fil); 694 else 695 index = auconv_set_converter(sc->sc_formats, 696 AUVIA_NFORMATS, mode, p, TRUE, fil); 697 if (index < 0) 698 return EINVAL; 699 if (fil->req_size > 0) 700 p = &fil->filters[0].param; 701 if (!AC97_IS_FIXED_RATE(codec)) { 702 if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) 703 return EINVAL; 704 reg = AC97_REG_PCM_SURR_DAC_RATE; 705 if (p->channels >= 4 706 && codec->vtbl->set_rate(codec, reg, 707 &p->sample_rate)) 708 return EINVAL; 709 reg = AC97_REG_PCM_LFE_DAC_RATE; 710 if (p->channels == 6 711 && codec->vtbl->set_rate(codec, reg, 712 &p->sample_rate)) 713 return EINVAL; 714 } 715 auvia_set_params_sub(sc, ch, p); 716 } 717 718 return 0; 719 } 720 721 static int 722 auvia_round_blocksize(void *addr, int blk, 723 int mode, const audio_params_t *param) 724 { 725 struct auvia_softc *sc; 726 727 sc = addr; 728 /* XXX VT823x might have the limitation of dma_ops size */ 729 if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288) 730 blk = 288; 731 732 return (blk & -32); 733 } 734 735 static int 736 auvia_halt_output(void *addr) 737 { 738 struct auvia_softc *sc; 739 struct auvia_softc_chan *ch; 740 741 sc = addr; 742 ch = &(sc->sc_play); 743 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 744 ch->sc_intr = NULL; 745 return 0; 746 } 747 748 static int 749 auvia_halt_input(void *addr) 750 { 751 struct auvia_softc *sc; 752 struct auvia_softc_chan *ch; 753 754 sc = addr; 755 ch = &(sc->sc_record); 756 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 757 ch->sc_intr = NULL; 758 return 0; 759 } 760 761 static int 762 auvia_getdev(void *addr, struct audio_device *retp) 763 { 764 struct auvia_softc *sc; 765 766 if (retp) { 767 sc = addr; 768 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 769 strncpy(retp->name, "VIA VT823x", 770 sizeof(retp->name)); 771 } else { 772 strncpy(retp->name, "VIA VT82C686A", 773 sizeof(retp->name)); 774 } 775 strncpy(retp->version, sc->sc_revision, sizeof(retp->version)); 776 strncpy(retp->config, "auvia", sizeof(retp->config)); 777 } 778 779 return 0; 780 } 781 782 static int 783 auvia_set_port(void *addr, mixer_ctrl_t *cp) 784 { 785 struct auvia_softc *sc; 786 787 sc = addr; 788 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 789 } 790 791 static int 792 auvia_get_port(void *addr, mixer_ctrl_t *cp) 793 { 794 struct auvia_softc *sc; 795 796 sc = addr; 797 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 798 } 799 800 static int 801 auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) 802 { 803 struct auvia_softc *sc; 804 805 sc = addr; 806 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 807 } 808 809 static void * 810 auvia_malloc(void *addr, int direction, size_t size, 811 struct malloc_type * pool, int flags) 812 { 813 struct auvia_softc *sc; 814 struct auvia_dma *p; 815 int error; 816 int rseg; 817 818 p = malloc(sizeof(*p), pool, flags); 819 if (!p) 820 return 0; 821 sc = addr; 822 p->size = size; 823 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 824 1, &rseg, BUS_DMA_NOWAIT)) != 0) { 825 printf("%s: unable to allocate DMA, error = %d\n", 826 sc->sc_dev.dv_xname, error); 827 goto fail_alloc; 828 } 829 830 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 831 BUS_DMA_NOWAIT | BUS_DMA_COHERENT)) != 0) { 832 printf("%s: unable to map DMA, error = %d\n", 833 sc->sc_dev.dv_xname, error); 834 goto fail_map; 835 } 836 837 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 838 BUS_DMA_NOWAIT, &p->map)) != 0) { 839 printf("%s: unable to create DMA map, error = %d\n", 840 sc->sc_dev.dv_xname, error); 841 goto fail_create; 842 } 843 844 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 845 BUS_DMA_NOWAIT)) != 0) { 846 printf("%s: unable to load DMA map, error = %d\n", 847 sc->sc_dev.dv_xname, error); 848 goto fail_load; 849 } 850 851 p->next = sc->sc_dmas; 852 sc->sc_dmas = p; 853 854 return p->addr; 855 856 857 fail_load: 858 bus_dmamap_destroy(sc->sc_dmat, p->map); 859 fail_create: 860 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 861 fail_map: 862 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 863 fail_alloc: 864 free(p, pool); 865 return NULL; 866 } 867 868 static void 869 auvia_free(void *addr, void *ptr, struct malloc_type *pool) 870 { 871 struct auvia_softc *sc; 872 struct auvia_dma **pp, *p; 873 874 sc = addr; 875 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 876 if (p->addr == ptr) { 877 bus_dmamap_unload(sc->sc_dmat, p->map); 878 bus_dmamap_destroy(sc->sc_dmat, p->map); 879 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 880 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 881 882 *pp = p->next; 883 free(p, pool); 884 return; 885 } 886 887 panic("auvia_free: trying to free unallocated memory"); 888 } 889 890 static size_t 891 auvia_round_buffersize(void *addr, int direction, size_t size) 892 { 893 894 return size; 895 } 896 897 static paddr_t 898 auvia_mappage(void *addr, void *mem, off_t off, int prot) 899 { 900 struct auvia_softc *sc; 901 struct auvia_dma *p; 902 903 if (off < 0) 904 return -1; 905 sc = addr; 906 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 907 continue; 908 909 if (!p) 910 return -1; 911 912 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 913 BUS_DMA_WAITOK); 914 } 915 916 static int 917 auvia_get_props(void *addr) 918 { 919 struct auvia_softc *sc; 920 int props; 921 922 props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 923 sc = addr; 924 /* 925 * Even if the codec is fixed-rate, set_param() succeeds for any sample 926 * rate because of aurateconv. Applications can't know what rate the 927 * device can process in the case of mmap(). 928 */ 929 if (!AC97_IS_FIXED_RATE(sc->codec_if)) 930 props |= AUDIO_PROP_MMAP; 931 return props; 932 } 933 934 static int 935 auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, 936 struct auvia_dma *p, void *start, void *end, int blksize) 937 { 938 struct auvia_dma_op *op; 939 struct auvia_dma *dp; 940 bus_addr_t s; 941 size_t l; 942 int segs; 943 944 s = p->map->dm_segs[0].ds_addr; 945 l = ((char *)end - (char *)start); 946 segs = (l + blksize - 1) / blksize; 947 948 if (segs > (ch->sc_dma_op_count)) { 949 /* if old list was too small, free it */ 950 if (ch->sc_dma_ops) { 951 auvia_free(sc, ch->sc_dma_ops, M_DEVBUF); 952 } 953 954 ch->sc_dma_ops = auvia_malloc(sc, 0, 955 sizeof(struct auvia_dma_op) * segs, M_DEVBUF, M_WAITOK); 956 957 if (ch->sc_dma_ops == NULL) { 958 printf("%s: couldn't build dmaops\n", sc->sc_dev.dv_xname); 959 return 1; 960 } 961 962 for (dp = sc->sc_dmas; 963 dp && dp->addr != (void *)(ch->sc_dma_ops); 964 dp = dp->next) 965 continue; 966 967 if (!dp) 968 panic("%s: build_dma_ops: where'd my memory go??? " 969 "address (%p)\n", sc->sc_dev.dv_xname, 970 ch->sc_dma_ops); 971 972 ch->sc_dma_op_count = segs; 973 ch->sc_dma_ops_dma = dp; 974 } 975 976 dp = ch->sc_dma_ops_dma; 977 op = ch->sc_dma_ops; 978 979 while (l) { 980 op->ptr = s; 981 l = l - blksize; 982 if (!l) { 983 /* if last block */ 984 op->flags = AUVIA_DMAOP_EOL | blksize; 985 } else { 986 op->flags = AUVIA_DMAOP_FLAG | blksize; 987 } 988 s += blksize; 989 op++; 990 } 991 992 return 0; 993 } 994 995 996 static int 997 auvia_trigger_output(void *addr, void *start, void *end, int blksize, 998 void (*intr)(void *), void *arg, const audio_params_t *param) 999 { 1000 struct auvia_softc *sc; 1001 struct auvia_softc_chan *ch; 1002 struct auvia_dma *p; 1003 1004 sc = addr; 1005 ch = &(sc->sc_play); 1006 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1007 continue; 1008 1009 if (!p) 1010 panic("auvia_trigger_output: request with bad start " 1011 "address (%p)", start); 1012 1013 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1014 return 1; 1015 } 1016 1017 ch->sc_intr = intr; 1018 ch->sc_arg = arg; 1019 1020 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1021 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1022 1023 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1024 if (ch->sc_base != VIA8233_MP_BASE) { 1025 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1026 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1027 } 1028 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1029 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1030 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1031 } else { 1032 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1033 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1034 } 1035 1036 return 0; 1037 } 1038 1039 static int 1040 auvia_trigger_input(void *addr, void *start, void *end, int blksize, 1041 void (*intr)(void *), void *arg, 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 Mon Sep 29 21:09:56 GMT 2025