1 /* $NetBSD: auvia.c,v 1.53 2005/11/28 19:00:49 rpaulo 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 1.53 2005/11/28 19:00:49 rpaulo 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_query_encoding(void *, struct audio_encoding *); 92 static void auvia_set_params_sub(struct auvia_softc *, 93 struct auvia_softc_chan *, 94 const audio_params_t *); 95 static int auvia_set_params(void *, int, int, audio_params_t *, 96 audio_params_t *, stream_filter_list_t *, 97 stream_filter_list_t *); 98 static int auvia_round_blocksize(void *, int, int, const audio_params_t *); 99 static int auvia_halt_output(void *); 100 static int auvia_halt_input(void *); 101 static int auvia_getdev(void *, struct audio_device *); 102 static int auvia_set_port(void *, mixer_ctrl_t *); 103 static int auvia_get_port(void *, mixer_ctrl_t *); 104 static int auvia_query_devinfo(void *, mixer_devinfo_t *); 105 static void * auvia_malloc(void *, int, size_t, struct malloc_type *, int); 106 static void auvia_free(void *, void *, struct malloc_type *); 107 static size_t auvia_round_buffersize(void *, int, size_t); 108 static paddr_t auvia_mappage(void *, void *, off_t, int); 109 static int auvia_get_props(void *); 110 static int auvia_build_dma_ops(struct auvia_softc *, 111 struct auvia_softc_chan *, 112 struct auvia_dma *, void *, void *, int); 113 static int auvia_trigger_output(void *, void *, void *, int, 114 void (*)(void *), void *, 115 const audio_params_t *); 116 static int auvia_trigger_input(void *, void *, void *, int, 117 void (*)(void *), void *, 118 const audio_params_t *); 119 static void auvia_powerhook(int, void *); 120 static int auvia_intr(void *); 121 122 CFATTACH_DECL(auvia, sizeof (struct auvia_softc), 123 auvia_match, auvia_attach, NULL, NULL); 124 125 /* VIA VT823xx revision number */ 126 #define VIA_REV_8233PRE 0x10 127 #define VIA_REV_8233C 0x20 128 #define VIA_REV_8233 0x30 129 #define VIA_REV_8233A 0x40 130 #define VIA_REV_8235 0x50 131 #define VIA_REV_8237 0x60 132 133 #define AUVIA_PCICONF_JUNK 0x40 134 #define AUVIA_PCICONF_ENABLES 0x00FF0000 /* reg 42 mask */ 135 #define AUVIA_PCICONF_ACLINKENAB 0x00008000 /* ac link enab */ 136 #define AUVIA_PCICONF_ACNOTRST 0x00004000 /* ~(ac reset) */ 137 #define AUVIA_PCICONF_ACSYNC 0x00002000 /* ac sync */ 138 #define AUVIA_PCICONF_ACVSR 0x00000800 /* var. samp. rate */ 139 #define AUVIA_PCICONF_ACSGD 0x00000400 /* SGD enab */ 140 #define AUVIA_PCICONF_ACFM 0x00000200 /* FM enab */ 141 #define AUVIA_PCICONF_ACSB 0x00000100 /* SB enab */ 142 #define AUVIA_PCICONF_PRIVALID 0x00000001 /* primary codec rdy */ 143 144 #define AUVIA_PLAY_BASE 0x00 145 #define AUVIA_RECORD_BASE 0x10 146 147 /* *_RP_* are offsets from AUVIA_PLAY_BASE or AUVIA_RECORD_BASE */ 148 #define AUVIA_RP_STAT 0x00 149 #define AUVIA_RPSTAT_INTR 0x03 150 #define AUVIA_RP_CONTROL 0x01 151 #define AUVIA_RPCTRL_START 0x80 152 #define AUVIA_RPCTRL_TERMINATE 0x40 153 #define AUVIA_RPCTRL_AUTOSTART 0x20 154 /* The following are 8233 specific */ 155 #define AUVIA_RPCTRL_STOP 0x04 156 #define AUVIA_RPCTRL_EOL 0x02 157 #define AUVIA_RPCTRL_FLAG 0x01 158 #define AUVIA_RP_MODE 0x02 /* 82c686 specific */ 159 #define AUVIA_RPMODE_INTR_FLAG 0x01 160 #define AUVIA_RPMODE_INTR_EOL 0x02 161 #define AUVIA_RPMODE_STEREO 0x10 162 #define AUVIA_RPMODE_16BIT 0x20 163 #define AUVIA_RPMODE_AUTOSTART 0x80 164 #define AUVIA_RP_DMAOPS_BASE 0x04 165 166 #define VIA8233_RP_DXS_LVOL 0x02 167 #define VIA8233_RP_DXS_RVOL 0x03 168 #define VIA8233_RP_RATEFMT 0x08 169 #define VIA8233_RATEFMT_48K 0xfffff 170 #define VIA8233_RATEFMT_STEREO 0x00100000 171 #define VIA8233_RATEFMT_16BIT 0x00200000 172 173 #define VIA_RP_DMAOPS_COUNT 0x0c 174 175 #define VIA8233_MP_BASE 0x40 176 /* STAT, CONTROL, DMAOPS_BASE, DMAOPS_COUNT are valid */ 177 #define VIA8233_OFF_MP_FORMAT 0x02 178 #define VIA8233_MP_FORMAT_8BIT 0x00 179 #define VIA8233_MP_FORMAT_16BIT 0x80 180 #define VIA8233_MP_FORMAT_CHANNLE_MASK 0x70 /* 1, 2, 4, 6 */ 181 #define VIA8233_OFF_MP_SCRATCH 0x03 182 #define VIA8233_OFF_MP_STOP 0x08 183 184 #define AUVIA_CODEC_CTL 0x80 185 #define AUVIA_CODEC_READ 0x00800000 186 #define AUVIA_CODEC_BUSY 0x01000000 187 #define AUVIA_CODEC_PRIVALID 0x02000000 188 #define AUVIA_CODEC_INDEX(x) ((x)<<16) 189 190 #define CH_WRITE1(sc, ch, off, v) \ 191 bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 192 #define CH_WRITE4(sc, ch, off, v) \ 193 bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 194 #define CH_READ1(sc, ch, off) \ 195 bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 196 #define CH_READ4(sc, ch, off) \ 197 bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 198 199 #define TIMEOUT 50 200 201 static const struct audio_hw_if auvia_hw_if = { 202 NULL, /* open */ 203 NULL, /* close */ 204 NULL, /* drain */ 205 auvia_query_encoding, 206 auvia_set_params, 207 auvia_round_blocksize, 208 NULL, /* commit_settings */ 209 NULL, /* init_output */ 210 NULL, /* init_input */ 211 NULL, /* start_output */ 212 NULL, /* start_input */ 213 auvia_halt_output, 214 auvia_halt_input, 215 NULL, /* speaker_ctl */ 216 auvia_getdev, 217 NULL, /* setfd */ 218 auvia_set_port, 219 auvia_get_port, 220 auvia_query_devinfo, 221 auvia_malloc, 222 auvia_free, 223 auvia_round_buffersize, 224 auvia_mappage, 225 auvia_get_props, 226 auvia_trigger_output, 227 auvia_trigger_input, 228 NULL, /* dev_ioctl */ 229 }; 230 231 #define AUVIA_FORMATS_4CH_16 2 232 #define AUVIA_FORMATS_6CH_16 3 233 #define AUVIA_FORMATS_4CH_8 6 234 #define AUVIA_FORMATS_6CH_8 7 235 static const struct audio_format auvia_formats[AUVIA_NFORMATS] = { 236 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 237 1, AUFMT_MONAURAL, 0, {8000, 48000}}, 238 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 239 2, AUFMT_STEREO, 0, {8000, 48000}}, 240 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 241 4, AUFMT_SURROUND4, 0, {8000, 48000}}, 242 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 243 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, 244 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 245 1, AUFMT_MONAURAL, 0, {8000, 48000}}, 246 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 247 2, AUFMT_STEREO, 0, {8000, 48000}}, 248 {NULL, AUMODE_PLAY, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 249 4, AUFMT_SURROUND4, 0, {8000, 48000}}, 250 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, 251 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, 252 }; 253 254 static int auvia_attach_codec(void *, struct ac97_codec_if *); 255 static int auvia_write_codec(void *, uint8_t, uint16_t); 256 static int auvia_read_codec(void *, uint8_t, uint16_t *); 257 static int auvia_reset_codec(void *); 258 static int auvia_waitready_codec(struct auvia_softc *sc); 259 static int auvia_waitvalid_codec(struct auvia_softc *sc); 260 261 262 static int 263 auvia_match(struct device *parent, struct cfdata *match, void *aux) 264 { 265 struct pci_attach_args *pa; 266 267 pa = (struct pci_attach_args *) aux; 268 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_VIATECH) 269 return 0; 270 switch (PCI_PRODUCT(pa->pa_id)) { 271 case PCI_PRODUCT_VIATECH_VT82C686A_AC97: 272 case PCI_PRODUCT_VIATECH_VT8233_AC97: 273 break; 274 default: 275 return 0; 276 } 277 278 return 1; 279 } 280 281 static void 282 auvia_attach(struct device *parent, struct device *self, void *aux) 283 { 284 struct pci_attach_args *pa; 285 struct auvia_softc *sc; 286 const char *intrstr; 287 pci_chipset_tag_t pc; 288 pcitag_t pt; 289 pci_intr_handle_t ih; 290 bus_size_t iosize; 291 pcireg_t pr; 292 int r; 293 const char *revnum; /* VT823xx revision number */ 294 295 pa = aux; 296 sc = (struct auvia_softc *)self; 297 intrstr = NULL; 298 pc = pa->pa_pc; 299 pt = pa->pa_tag; 300 revnum = NULL; 301 302 aprint_naive(": Audio controller\n"); 303 304 sc->sc_play.sc_base = AUVIA_PLAY_BASE; 305 sc->sc_record.sc_base = AUVIA_RECORD_BASE; 306 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { 307 sc->sc_flags |= AUVIA_FLAGS_VT8233; 308 sc->sc_play.sc_base = VIA8233_MP_BASE; 309 } 310 311 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 312 &sc->sc_ioh, NULL, &iosize)) { 313 aprint_error(": can't map i/o space\n"); 314 return; 315 } 316 317 sc->sc_dmat = pa->pa_dmat; 318 sc->sc_pc = pc; 319 sc->sc_pt = pt; 320 321 r = PCI_REVISION(pa->pa_class); 322 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 323 snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X", r); 324 switch(r) { 325 case VIA_REV_8233PRE: 326 /* same as 8233, but should not be in the market */ 327 revnum = "3-Pre"; 328 break; 329 case VIA_REV_8233C: 330 /* 2 rec, 4 pb, 1 multi-pb */ 331 revnum = "3C"; 332 break; 333 case VIA_REV_8233: 334 /* 2 rec, 4 pb, 1 multi-pb, spdif */ 335 revnum = "3"; 336 break; 337 case VIA_REV_8233A: 338 /* 1 rec, 1 multi-pb, spdif */ 339 revnum = "3A"; 340 break; 341 default: 342 break; 343 } 344 if (r >= VIA_REV_8237) 345 revnum = "7"; 346 else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */ 347 revnum = "5"; 348 aprint_normal(": VIA Technologies VT823%s AC'97 Audio " 349 "(rev %s)\n", revnum, sc->sc_revision); 350 } else { 351 sc->sc_revision[1] = '\0'; 352 if (r == 0x20) { 353 sc->sc_revision[0] = 'H'; 354 } else if ((r >= 0x10) && (r <= 0x14)) { 355 sc->sc_revision[0] = 'A' + (r - 0x10); 356 } else { 357 snprintf(sc->sc_revision, sizeof(sc->sc_revision), 358 "0x%02X", r); 359 } 360 361 aprint_normal(": VIA Technologies VT82C686A AC'97 Audio " 362 "(rev %s)\n", sc->sc_revision); 363 } 364 365 if (pci_intr_map(pa, &ih)) { 366 aprint_error(": couldn't map interrupt\n"); 367 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 368 return; 369 } 370 intrstr = pci_intr_string(pc, ih); 371 372 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, auvia_intr, sc); 373 if (sc->sc_ih == NULL) { 374 aprint_error("%s: couldn't establish interrupt", 375 sc->sc_dev.dv_xname); 376 if (intrstr != NULL) 377 aprint_normal(" at %s", intrstr); 378 aprint_normal("\n"); 379 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 380 return; 381 } 382 383 aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 384 385 /* disable SBPro compat & others */ 386 pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); 387 388 pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ 389 /* XXX what to do about MIDI, FM, joystick? */ 390 391 pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST 392 | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); 393 394 pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); 395 396 pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); 397 398 sc->host_if.arg = sc; 399 sc->host_if.attach = auvia_attach_codec; 400 sc->host_if.read = auvia_read_codec; 401 sc->host_if.write = auvia_write_codec; 402 sc->host_if.reset = auvia_reset_codec; 403 404 if ((r = ac97_attach(&sc->host_if, self)) != 0) { 405 aprint_error("%s: can't attach codec (error 0x%X)\n", 406 sc->sc_dev.dv_xname, r); 407 pci_intr_disestablish(pc, sc->sc_ih); 408 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 409 return; 410 } 411 412 /* setup audio_format */ 413 memcpy(sc->sc_formats, auvia_formats, sizeof(auvia_formats)); 414 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_4CH(sc->codec_if)) { 415 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_8]); 416 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_16]); 417 } 418 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_6CH(sc->codec_if)) { 419 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_8]); 420 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_16]); 421 } 422 if (AC97_IS_FIXED_RATE(sc->codec_if)) { 423 for (r = 0; r < AUVIA_NFORMATS; r++) { 424 sc->sc_formats[r].frequency_type = 1; 425 sc->sc_formats[r].frequency[0] = 48000; 426 } 427 } 428 429 if (0 != auconv_create_encodings(sc->sc_formats, AUVIA_NFORMATS, 430 &sc->sc_encodings)) { 431 sc->codec_if->vtbl->detach(sc->codec_if); 432 pci_intr_disestablish(pc, sc->sc_ih); 433 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 434 return; 435 } 436 437 /* Watch for power change */ 438 sc->sc_suspend = PWR_RESUME; 439 sc->sc_powerhook = powerhook_establish(auvia_powerhook, sc); 440 441 audio_attach_mi(&auvia_hw_if, sc, &sc->sc_dev); 442 return; 443 } 444 445 static int 446 auvia_attach_codec(void *addr, struct ac97_codec_if *cif) 447 { 448 struct auvia_softc *sc; 449 450 sc = addr; 451 sc->codec_if = cif; 452 return 0; 453 } 454 455 static int 456 auvia_reset_codec(void *addr) 457 { 458 struct auvia_softc *sc; 459 pcireg_t r; 460 int i; 461 462 /* perform a codec cold reset */ 463 sc = addr; 464 r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); 465 466 r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ 467 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 468 delay(2); 469 470 r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ 471 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 472 delay(200); 473 474 for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, 475 AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) 476 DELAY(1); 477 if (i == 0) { 478 printf("%s: codec reset timed out\n", sc->sc_dev.dv_xname); 479 return ETIMEDOUT; 480 } 481 return 0; 482 } 483 484 static int 485 auvia_waitready_codec(struct auvia_softc *sc) 486 { 487 int i; 488 489 /* poll until codec not busy */ 490 for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, 491 AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) 492 delay(1); 493 if (i >= TIMEOUT) { 494 printf("%s: codec busy\n", sc->sc_dev.dv_xname); 495 return 1; 496 } 497 498 return 0; 499 } 500 501 static int 502 auvia_waitvalid_codec(struct auvia_softc *sc) 503 { 504 int i; 505 506 /* poll until codec valid */ 507 for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, 508 AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) 509 delay(1); 510 if (i >= TIMEOUT) { 511 printf("%s: codec invalid\n", sc->sc_dev.dv_xname); 512 return 1; 513 } 514 515 return 0; 516 } 517 518 static int 519 auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) 520 { 521 struct auvia_softc *sc; 522 523 sc = addr; 524 if (auvia_waitready_codec(sc)) 525 return 1; 526 527 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 528 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); 529 530 return 0; 531 } 532 533 static int 534 auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) 535 { 536 struct auvia_softc *sc; 537 538 sc = addr; 539 if (auvia_waitready_codec(sc)) 540 return 1; 541 542 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 543 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); 544 545 if (auvia_waitready_codec(sc)) 546 return 1; 547 548 if (auvia_waitvalid_codec(sc)) 549 return 1; 550 551 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); 552 553 return 0; 554 } 555 556 static int 557 auvia_query_encoding(void *addr, struct audio_encoding *fp) 558 { 559 struct auvia_softc *sc; 560 561 sc = (struct auvia_softc *)addr; 562 return auconv_query_encoding(sc->sc_encodings, fp); 563 } 564 565 static void 566 auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, 567 const audio_params_t *p) 568 { 569 uint32_t v; 570 uint16_t regval; 571 572 if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { 573 regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) 574 | (p->precision == 16 ? 575 AUVIA_RPMODE_16BIT : 0) 576 | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL 577 | AUVIA_RPMODE_AUTOSTART; 578 ch->sc_reg = regval; 579 } else if (ch->sc_base != VIA8233_MP_BASE) { 580 v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); 581 v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO 582 | VIA8233_RATEFMT_16BIT); 583 584 v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) 585 / (48000 / 20); 586 if (p->channels == 2) 587 v |= VIA8233_RATEFMT_STEREO; 588 if (p->precision == 16) 589 v |= VIA8233_RATEFMT_16BIT; 590 591 CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); 592 } else { 593 static const u_int32_t slottab[7] = 594 { 0, 0xff000011, 0xff000021, 0, 595 0xff004321, 0, 0xff436521}; 596 597 regval = (p->precision == 16 598 ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) 599 | (p->channels << 4); 600 CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); 601 CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]); 602 } 603 } 604 605 static int 606 auvia_set_params(void *addr, int setmode, int usemode, 607 audio_params_t *play, audio_params_t *rec, 608 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 609 { 610 struct auvia_softc *sc; 611 struct auvia_softc_chan *ch; 612 struct audio_params *p; 613 struct ac97_codec_if* codec; 614 stream_filter_list_t *fil; 615 int reg, mode; 616 int index; 617 618 sc = addr; 619 codec = sc->codec_if; 620 /* for mode in (RECORD, PLAY) */ 621 for (mode = AUMODE_RECORD; mode != -1; 622 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 623 if ((setmode & mode) == 0) 624 continue; 625 626 if (mode == AUMODE_PLAY ) { 627 p = play; 628 ch = &sc->sc_play; 629 reg = AC97_REG_PCM_FRONT_DAC_RATE; 630 fil = pfil; 631 } else { 632 p = rec; 633 ch = &sc->sc_record; 634 reg = AC97_REG_PCM_LR_ADC_RATE; 635 fil = rfil; 636 } 637 638 if (p->sample_rate < 4000 || p->sample_rate > 48000 || 639 (p->precision != 8 && p->precision != 16)) 640 return (EINVAL); 641 index = auconv_set_converter(sc->sc_formats, AUVIA_NFORMATS, 642 mode, p, TRUE, fil); 643 if (index < 0) 644 return EINVAL; 645 if (fil->req_size > 0) 646 p = &fil->filters[0].param; 647 if (!AC97_IS_FIXED_RATE(codec)) { 648 if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) 649 return EINVAL; 650 reg = AC97_REG_PCM_SURR_DAC_RATE; 651 if (p->channels >= 4 652 && codec->vtbl->set_rate(codec, reg, 653 &p->sample_rate)) 654 return EINVAL; 655 reg = AC97_REG_PCM_LFE_DAC_RATE; 656 if (p->channels == 6 657 && codec->vtbl->set_rate(codec, reg, 658 &p->sample_rate)) 659 return EINVAL; 660 } 661 auvia_set_params_sub(sc, ch, p); 662 } 663 664 return 0; 665 } 666 667 static int 668 auvia_round_blocksize(void *addr, int blk, 669 int mode, const audio_params_t *param) 670 { 671 struct auvia_softc *sc; 672 673 sc = addr; 674 /* XXX VT823x might have the limitation of dma_ops size */ 675 if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288) 676 blk = 288; 677 678 return (blk & -32); 679 } 680 681 static int 682 auvia_halt_output(void *addr) 683 { 684 struct auvia_softc *sc; 685 struct auvia_softc_chan *ch; 686 687 sc = addr; 688 ch = &(sc->sc_play); 689 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 690 ch->sc_intr = NULL; 691 return 0; 692 } 693 694 static int 695 auvia_halt_input(void *addr) 696 { 697 struct auvia_softc *sc; 698 struct auvia_softc_chan *ch; 699 700 sc = addr; 701 ch = &(sc->sc_record); 702 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 703 ch->sc_intr = NULL; 704 return 0; 705 } 706 707 static int 708 auvia_getdev(void *addr, struct audio_device *retp) 709 { 710 struct auvia_softc *sc; 711 712 if (retp) { 713 sc = addr; 714 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 715 strncpy(retp->name, "VIA VT823x", 716 sizeof(retp->name)); 717 } else { 718 strncpy(retp->name, "VIA VT82C686A", 719 sizeof(retp->name)); 720 } 721 strncpy(retp->version, sc->sc_revision, sizeof(retp->version)); 722 strncpy(retp->config, "auvia", sizeof(retp->config)); 723 } 724 725 return 0; 726 } 727 728 static int 729 auvia_set_port(void *addr, mixer_ctrl_t *cp) 730 { 731 struct auvia_softc *sc; 732 733 sc = addr; 734 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 735 } 736 737 static int 738 auvia_get_port(void *addr, mixer_ctrl_t *cp) 739 { 740 struct auvia_softc *sc; 741 742 sc = addr; 743 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 744 } 745 746 static int 747 auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) 748 { 749 struct auvia_softc *sc; 750 751 sc = addr; 752 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 753 } 754 755 static void * 756 auvia_malloc(void *addr, int direction, size_t size, struct malloc_type * pool, 757 int flags) 758 { 759 struct auvia_softc *sc; 760 struct auvia_dma *p; 761 int error; 762 int rseg; 763 764 p = malloc(sizeof(*p), pool, flags); 765 if (!p) 766 return 0; 767 sc = addr; 768 p->size = size; 769 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 770 1, &rseg, BUS_DMA_NOWAIT)) != 0) { 771 printf("%s: unable to allocate DMA, error = %d\n", 772 sc->sc_dev.dv_xname, error); 773 goto fail_alloc; 774 } 775 776 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 777 BUS_DMA_NOWAIT | BUS_DMA_COHERENT)) != 0) { 778 printf("%s: unable to map DMA, error = %d\n", 779 sc->sc_dev.dv_xname, error); 780 goto fail_map; 781 } 782 783 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 784 BUS_DMA_NOWAIT, &p->map)) != 0) { 785 printf("%s: unable to create DMA map, error = %d\n", 786 sc->sc_dev.dv_xname, error); 787 goto fail_create; 788 } 789 790 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 791 BUS_DMA_NOWAIT)) != 0) { 792 printf("%s: unable to load DMA map, error = %d\n", 793 sc->sc_dev.dv_xname, error); 794 goto fail_load; 795 } 796 797 p->next = sc->sc_dmas; 798 sc->sc_dmas = p; 799 800 return p->addr; 801 802 803 fail_load: 804 bus_dmamap_destroy(sc->sc_dmat, p->map); 805 fail_create: 806 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 807 fail_map: 808 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 809 fail_alloc: 810 free(p, pool); 811 return NULL; 812 } 813 814 static void 815 auvia_free(void *addr, void *ptr, struct malloc_type *pool) 816 { 817 struct auvia_softc *sc; 818 struct auvia_dma **pp, *p; 819 820 sc = addr; 821 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 822 if (p->addr == ptr) { 823 bus_dmamap_unload(sc->sc_dmat, p->map); 824 bus_dmamap_destroy(sc->sc_dmat, p->map); 825 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 826 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 827 828 *pp = p->next; 829 free(p, pool); 830 return; 831 } 832 833 panic("auvia_free: trying to free unallocated memory"); 834 } 835 836 static size_t 837 auvia_round_buffersize(void *addr, int direction, size_t size) 838 { 839 840 return size; 841 } 842 843 static paddr_t 844 auvia_mappage(void *addr, void *mem, off_t off, int prot) 845 { 846 struct auvia_softc *sc; 847 struct auvia_dma *p; 848 849 if (off < 0) 850 return -1; 851 sc = addr; 852 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 853 continue; 854 855 if (!p) 856 return -1; 857 858 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 859 BUS_DMA_WAITOK); 860 } 861 862 static int 863 auvia_get_props(void *addr) 864 { 865 struct auvia_softc *sc; 866 int props; 867 868 props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 869 sc = addr; 870 /* 871 * Even if the codec is fixed-rate, set_param() succeeds for any sample 872 * rate because of aurateconv. Applications can't know what rate the 873 * device can process in the case of mmap(). 874 */ 875 if (!AC97_IS_FIXED_RATE(sc->codec_if)) 876 props |= AUDIO_PROP_MMAP; 877 return props; 878 } 879 880 static int 881 auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, 882 struct auvia_dma *p, void *start, void *end, int blksize) 883 { 884 struct auvia_dma_op *op; 885 struct auvia_dma *dp; 886 bus_addr_t s; 887 size_t l; 888 int segs; 889 890 s = p->map->dm_segs[0].ds_addr; 891 l = ((char *)end - (char *)start); 892 segs = (l + blksize - 1) / blksize; 893 894 if (segs > (ch->sc_dma_op_count)) { 895 /* if old list was too small, free it */ 896 if (ch->sc_dma_ops) { 897 auvia_free(sc, ch->sc_dma_ops, M_DEVBUF); 898 } 899 900 ch->sc_dma_ops = auvia_malloc(sc, 0, 901 sizeof(struct auvia_dma_op) * segs, M_DEVBUF, M_WAITOK); 902 903 if (ch->sc_dma_ops == NULL) { 904 printf("%s: couldn't build dmaops\n", sc->sc_dev.dv_xname); 905 return 1; 906 } 907 908 for (dp = sc->sc_dmas; 909 dp && dp->addr != (void *)(ch->sc_dma_ops); 910 dp = dp->next) 911 continue; 912 913 if (!dp) 914 panic("%s: build_dma_ops: where'd my memory go??? " 915 "address (%p)\n", sc->sc_dev.dv_xname, 916 ch->sc_dma_ops); 917 918 ch->sc_dma_op_count = segs; 919 ch->sc_dma_ops_dma = dp; 920 } 921 922 dp = ch->sc_dma_ops_dma; 923 op = ch->sc_dma_ops; 924 925 while (l) { 926 op->ptr = s; 927 l = l - blksize; 928 if (!l) { 929 /* if last block */ 930 op->flags = AUVIA_DMAOP_EOL | blksize; 931 } else { 932 op->flags = AUVIA_DMAOP_FLAG | blksize; 933 } 934 s += blksize; 935 op++; 936 } 937 938 return 0; 939 } 940 941 942 static int 943 auvia_trigger_output(void *addr, void *start, void *end, 944 int blksize, void (*intr)(void *), void *arg, 945 const audio_params_t *param) 946 { 947 struct auvia_softc *sc; 948 struct auvia_softc_chan *ch; 949 struct auvia_dma *p; 950 951 sc = addr; 952 ch = &(sc->sc_play); 953 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 954 continue; 955 956 if (!p) 957 panic("auvia_trigger_output: request with bad start " 958 "address (%p)", start); 959 960 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 961 return 1; 962 } 963 964 ch->sc_intr = intr; 965 ch->sc_arg = arg; 966 967 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 968 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 969 970 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 971 if (ch->sc_base != VIA8233_MP_BASE) { 972 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 973 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 974 } 975 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 976 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 977 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 978 } else { 979 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 980 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 981 } 982 983 return 0; 984 } 985 986 static int 987 auvia_trigger_input(void *addr, void *start, void *end, 988 int blksize, void (*intr)(void *), void *arg, 989 const audio_params_t *param) 990 { 991 struct auvia_softc *sc; 992 struct auvia_softc_chan *ch; 993 struct auvia_dma *p; 994 995 sc = addr; 996 ch = &(sc->sc_record); 997 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 998 continue; 999 1000 if (!p) 1001 panic("auvia_trigger_input: request with bad start " 1002 "address (%p)", start); 1003 1004 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1005 return 1; 1006 } 1007 1008 ch->sc_intr = intr; 1009 ch->sc_arg = arg; 1010 1011 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1012 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1013 1014 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1015 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1016 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1017 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1018 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1019 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1020 } else { 1021 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1022 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1023 } 1024 1025 return 0; 1026 } 1027 1028 static int 1029 auvia_intr(void *arg) 1030 { 1031 struct auvia_softc *sc; 1032 struct auvia_softc_chan *ch; 1033 u_int8_t r; 1034 int rval; 1035 1036 sc = arg; 1037 rval = 0; 1038 1039 ch = &sc->sc_record; 1040 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1041 if (r & AUVIA_RPSTAT_INTR) { 1042 if (sc->sc_record.sc_intr) 1043 sc->sc_record.sc_intr(sc->sc_record.sc_arg); 1044 1045 /* clear interrupts */ 1046 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1047 rval = 1; 1048 } 1049 1050 ch = &sc->sc_play; 1051 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1052 if (r & AUVIA_RPSTAT_INTR) { 1053 if (sc->sc_play.sc_intr) 1054 sc->sc_play.sc_intr(sc->sc_play.sc_arg); 1055 1056 /* clear interrupts */ 1057 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1058 rval = 1; 1059 } 1060 1061 return rval; 1062 } 1063 1064 static void 1065 auvia_powerhook(int why, void *addr) 1066 { 1067 struct auvia_softc *sc; 1068 1069 sc = addr; 1070 switch (why) { 1071 case PWR_SUSPEND: 1072 case PWR_STANDBY: 1073 /* Power down */ 1074 sc->sc_suspend = why; 1075 break; 1076 1077 case PWR_RESUME: 1078 /* Wake up */ 1079 if (sc->sc_suspend == PWR_RESUME) { 1080 printf("%s: resume without suspend.\n", 1081 sc->sc_dev.dv_xname); 1082 sc->sc_suspend = why; 1083 return; 1084 } 1085 sc->sc_suspend = why; 1086 auvia_reset_codec(sc); 1087 DELAY(1000); 1088 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1089 break; 1090 1091 case PWR_SOFTSUSPEND: 1092 case PWR_SOFTSTANDBY: 1093 case PWR_SOFTRESUME: 1094 break; 1095 } 1096 } 1097