1 /* $NetBSD: auvia.c,v 1.77 2014/03/29 19:28:24 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2000, 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Tyler C. Sarna. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * VIA Technologies VT82C686A / VT8233 / VT8235 Southbridge Audio Driver 34 * 35 * Documentation links: 36 * 37 * ftp://ftp.alsa-project.org/pub/manuals/via/686a.pdf 38 * ftp://ftp.alsa-project.org/pub/manuals/general/ac97r21.pdf 39 * ftp://ftp.alsa-project.org/pub/manuals/ad/AD1881_0.pdf (example AC'97 codec) 40 */ 41 42 #include <sys/cdefs.h> 43 __KERNEL_RCSID(0, "$NetBSD: auvia.c,v 1.77 2014/03/29 19:28:24 christos Exp $"); 44 45 #include <sys/param.h> 46 #include <sys/systm.h> 47 #include <sys/kmem.h> 48 #include <sys/device.h> 49 #include <sys/audioio.h> 50 51 #include <dev/pci/pcidevs.h> 52 #include <dev/pci/pcivar.h> 53 54 #include <dev/audio_if.h> 55 #include <dev/mulaw.h> 56 #include <dev/auconv.h> 57 58 #include <dev/ic/ac97reg.h> 59 #include <dev/ic/ac97var.h> 60 61 #include <dev/pci/auviavar.h> 62 63 #define AUVIA_MINBLKSZ 512 64 65 struct auvia_dma { 66 struct auvia_dma *next; 67 void *addr; 68 size_t size; 69 bus_dmamap_t map; 70 bus_dma_segment_t seg; 71 }; 72 73 struct auvia_dma_op { 74 uint32_t ptr; 75 uint32_t flags; 76 #define AUVIA_DMAOP_EOL 0x80000000 77 #define AUVIA_DMAOP_FLAG 0x40000000 78 #define AUVIA_DMAOP_STOP 0x20000000 79 #define AUVIA_DMAOP_COUNT(x) ((x)&0x00FFFFFF) 80 }; 81 82 static int auvia_match(device_t, cfdata_t, void *); 83 static void auvia_attach(device_t, device_t, void *); 84 static int auvia_detach(device_t, int); 85 static void auvia_childdet(device_t, device_t); 86 static int auvia_open(void *, int); 87 static void auvia_close(void *); 88 static int auvia_query_encoding(void *, struct audio_encoding *); 89 static void auvia_set_params_sub(struct auvia_softc *, 90 struct auvia_softc_chan *, 91 const audio_params_t *); 92 static int auvia_set_params(void *, int, int, audio_params_t *, 93 audio_params_t *, stream_filter_list_t *, 94 stream_filter_list_t *); 95 static int auvia_round_blocksize(void *, int, int, const audio_params_t *); 96 static int auvia_halt_output(void *); 97 static int auvia_halt_input(void *); 98 static int auvia_getdev(void *, struct audio_device *); 99 static int auvia_set_port(void *, mixer_ctrl_t *); 100 static int auvia_get_port(void *, mixer_ctrl_t *); 101 static int auvia_query_devinfo(void *, mixer_devinfo_t *); 102 static void * auvia_malloc(void *, int, size_t); 103 static void auvia_free(void *, void *, size_t); 104 static size_t auvia_round_buffersize(void *, int, size_t); 105 static paddr_t auvia_mappage(void *, void *, off_t, int); 106 static int auvia_get_props(void *); 107 static int auvia_build_dma_ops(struct auvia_softc *, 108 struct auvia_softc_chan *, 109 struct auvia_dma *, void *, void *, int); 110 static int auvia_trigger_output(void *, void *, void *, int, 111 void (*)(void *), void *, 112 const audio_params_t *); 113 static int auvia_trigger_input(void *, void *, void *, int, 114 void (*)(void *), void *, 115 const audio_params_t *); 116 static void auvia_get_locks(void *, kmutex_t **, kmutex_t **); 117 static bool auvia_resume(device_t, const pmf_qual_t *); 118 119 static int auvia_intr(void *); 120 static void * auvia_malloc_dmamem(void *, int, size_t); 121 static int auvia_malloc_channel(struct auvia_softc *, struct auvia_softc_chan *, 122 size_t); 123 static int auvia_attach_codec(void *, struct ac97_codec_if *); 124 static int auvia_write_codec(void *, uint8_t, uint16_t); 125 static int auvia_read_codec(void *, uint8_t, uint16_t *); 126 static int auvia_reset_codec(void *); 127 static int auvia_waitready_codec(struct auvia_softc *); 128 static int auvia_waitvalid_codec(struct auvia_softc *); 129 static void auvia_spdif_event(void *, bool); 130 131 CFATTACH_DECL2_NEW(auvia, sizeof (struct auvia_softc), 132 auvia_match, auvia_attach, auvia_detach, NULL, NULL, auvia_childdet); 133 134 /* VIA VT823xx revision number */ 135 #define VIA_REV_8233PRE 0x10 136 #define VIA_REV_8233C 0x20 137 #define VIA_REV_8233 0x30 138 #define VIA_REV_8233A 0x40 139 #define VIA_REV_8235 0x50 140 #define VIA_REV_8237 0x60 141 142 #define AUVIA_PCICONF_JUNK 0x40 143 #define AUVIA_PCICONF_ENABLES 0x00FF0000 /* reg 42 mask */ 144 #define AUVIA_PCICONF_ACLINKENAB 0x00008000 /* ac link enab */ 145 #define AUVIA_PCICONF_ACNOTRST 0x00004000 /* ~(ac reset) */ 146 #define AUVIA_PCICONF_ACSYNC 0x00002000 /* ac sync */ 147 #define AUVIA_PCICONF_ACVSR 0x00000800 /* var. samp. rate */ 148 #define AUVIA_PCICONF_ACSGD 0x00000400 /* SGD enab */ 149 #define AUVIA_PCICONF_ACFM 0x00000200 /* FM enab */ 150 #define AUVIA_PCICONF_ACSB 0x00000100 /* SB enab */ 151 #define AUVIA_PCICONF_PRIVALID 0x00000001 /* primary codec rdy */ 152 153 #define AUVIA_PLAY_BASE 0x00 154 #define AUVIA_RECORD_BASE 0x10 155 156 /* *_RP_* are offsets from AUVIA_PLAY_BASE or AUVIA_RECORD_BASE */ 157 #define AUVIA_RP_STAT 0x00 158 #define AUVIA_RPSTAT_INTR 0x03 159 #define AUVIA_RP_CONTROL 0x01 160 #define AUVIA_RPCTRL_START 0x80 161 #define AUVIA_RPCTRL_TERMINATE 0x40 162 #define AUVIA_RPCTRL_AUTOSTART 0x20 163 /* The following are 8233 specific */ 164 #define AUVIA_RPCTRL_STOP 0x04 165 #define AUVIA_RPCTRL_EOL 0x02 166 #define AUVIA_RPCTRL_FLAG 0x01 167 #define AUVIA_RP_MODE 0x02 /* 82c686 specific */ 168 #define AUVIA_RPMODE_INTR_FLAG 0x01 169 #define AUVIA_RPMODE_INTR_EOL 0x02 170 #define AUVIA_RPMODE_STEREO 0x10 171 #define AUVIA_RPMODE_16BIT 0x20 172 #define AUVIA_RPMODE_AUTOSTART 0x80 173 #define AUVIA_RP_DMAOPS_BASE 0x04 174 175 #define VIA8233_RP_DXS_LVOL 0x02 176 #define VIA8233_RP_DXS_RVOL 0x03 177 #define VIA8233_RP_RATEFMT 0x08 178 #define VIA8233_RATEFMT_48K 0xfffff 179 #define VIA8233_RATEFMT_STEREO 0x00100000 180 #define VIA8233_RATEFMT_16BIT 0x00200000 181 182 #define VIA_RP_DMAOPS_COUNT 0x0c 183 184 #define VIA8233_MP_BASE 0x40 185 /* STAT, CONTROL, DMAOPS_BASE, DMAOPS_COUNT are valid */ 186 #define VIA8233_OFF_MP_FORMAT 0x02 187 #define VIA8233_MP_FORMAT_8BIT 0x00 188 #define VIA8233_MP_FORMAT_16BIT 0x80 189 #define VIA8233_MP_FORMAT_CHANNLE_MASK 0x70 /* 1, 2, 4, 6 */ 190 #define VIA8233_OFF_MP_SCRATCH 0x03 191 #define VIA8233_OFF_MP_STOP 0x08 192 193 #define VIA8233_WR_BASE 0x60 194 195 #define AUVIA_CODEC_CTL 0x80 196 #define AUVIA_CODEC_READ 0x00800000 197 #define AUVIA_CODEC_BUSY 0x01000000 198 #define AUVIA_CODEC_PRIVALID 0x02000000 199 #define AUVIA_CODEC_INDEX(x) ((x)<<16) 200 201 #define CH_WRITE1(sc, ch, off, v) \ 202 bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 203 #define CH_WRITE4(sc, ch, off, v) \ 204 bus_space_write_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off), v) 205 #define CH_READ1(sc, ch, off) \ 206 bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 207 #define CH_READ4(sc, ch, off) \ 208 bus_space_read_4((sc)->sc_iot, (sc)->sc_ioh, (ch)->sc_base + (off)) 209 210 #define TIMEOUT 50 211 212 static const struct audio_hw_if auvia_hw_if = { 213 auvia_open, 214 auvia_close, 215 NULL, /* drain */ 216 auvia_query_encoding, 217 auvia_set_params, 218 auvia_round_blocksize, 219 NULL, /* commit_settings */ 220 NULL, /* init_output */ 221 NULL, /* init_input */ 222 NULL, /* start_output */ 223 NULL, /* start_input */ 224 auvia_halt_output, 225 auvia_halt_input, 226 NULL, /* speaker_ctl */ 227 auvia_getdev, 228 NULL, /* setfd */ 229 auvia_set_port, 230 auvia_get_port, 231 auvia_query_devinfo, 232 auvia_malloc, 233 auvia_free, 234 auvia_round_buffersize, 235 auvia_mappage, 236 auvia_get_props, 237 auvia_trigger_output, 238 auvia_trigger_input, 239 NULL, /* dev_ioctl */ 240 auvia_get_locks, 241 }; 242 243 #define AUVIA_FORMATS_4CH_16 2 244 #define AUVIA_FORMATS_6CH_16 3 245 #define AUVIA_FORMATS_4CH_8 6 246 #define AUVIA_FORMATS_6CH_8 7 247 static const struct audio_format auvia_formats[AUVIA_NFORMATS] = { 248 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 249 1, AUFMT_MONAURAL, 0, {8000, 48000}}, 250 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 251 2, AUFMT_STEREO, 0, {8000, 48000}}, 252 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 253 4, AUFMT_SURROUND4, 0, {8000, 48000}}, 254 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 255 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, 256 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 257 1, AUFMT_MONAURAL, 0, {8000, 48000}}, 258 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 259 2, AUFMT_STEREO, 0, {8000, 48000}}, 260 {NULL, AUMODE_PLAY, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 261 4, AUFMT_SURROUND4, 0, {8000, 48000}}, 262 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, 263 6, AUFMT_DOLBY_5_1, 0, {8000, 48000}}, 264 }; 265 266 #define AUVIA_SPDIF_NFORMATS 1 267 static const struct audio_format auvia_spdif_formats[AUVIA_SPDIF_NFORMATS] = { 268 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 269 2, AUFMT_STEREO, 1, {48000}}, 270 }; 271 272 273 static int 274 auvia_match(device_t parent, cfdata_t match, 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_childdet(device_t self, device_t child) 294 { 295 /* we hold no child references, so do nothing */ 296 } 297 298 static int 299 auvia_detach(device_t self, int flags) 300 { 301 int rc; 302 struct auvia_softc *sc = device_private(self); 303 304 if ((rc = config_detach_children(self, flags)) != 0) 305 return rc; 306 pmf_device_deregister(self); 307 308 mutex_enter(&sc->sc_lock); 309 auconv_delete_encodings(sc->sc_encodings); 310 auconv_delete_encodings(sc->sc_spdif_encodings); 311 if (sc->codec_if != NULL) 312 sc->codec_if->vtbl->detach(sc->codec_if); 313 mutex_exit(&sc->sc_lock); 314 315 /* XXX restore compatibility? */ 316 if (sc->sc_ih != NULL) 317 pci_intr_disestablish(sc->sc_pc, sc->sc_ih); 318 319 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 320 if (sc->sc_play.sc_dma_ops != NULL) { 321 auvia_free(sc, sc->sc_play.sc_dma_ops, 322 sc->sc_play.sc_dma_op_count * 323 sizeof(struct auvia_dma_op)); 324 } 325 if (sc->sc_record.sc_dma_ops != NULL) { 326 auvia_free(sc, sc->sc_record.sc_dma_ops, 327 sc->sc_play.sc_dma_op_count * 328 sizeof(struct auvia_dma_op)); 329 } 330 mutex_destroy(&sc->sc_lock); 331 mutex_destroy(&sc->sc_intr_lock); 332 333 return 0; 334 } 335 336 static void 337 auvia_attach(device_t parent, device_t self, void *aux) 338 { 339 struct pci_attach_args *pa; 340 struct auvia_softc *sc; 341 const char *intrstr; 342 pci_chipset_tag_t pc; 343 pcitag_t pt; 344 pci_intr_handle_t ih; 345 pcireg_t pr; 346 int r; 347 const char *revnum; /* VT823xx revision number */ 348 char intrbuf[PCI_INTRSTR_LEN]; 349 350 pa = aux; 351 sc = device_private(self); 352 sc->sc_dev = self; 353 intrstr = NULL; 354 pc = pa->pa_pc; 355 pt = pa->pa_tag; 356 revnum = NULL; 357 358 aprint_naive(": Audio controller\n"); 359 360 sc->sc_play.sc_base = AUVIA_PLAY_BASE; 361 sc->sc_record.sc_base = AUVIA_RECORD_BASE; 362 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { 363 sc->sc_flags |= AUVIA_FLAGS_VT8233; 364 sc->sc_play.sc_base = VIA8233_MP_BASE; 365 sc->sc_record.sc_base = VIA8233_WR_BASE; 366 } 367 368 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 369 &sc->sc_ioh, NULL, &sc->sc_iosize)) { 370 aprint_error(": can't map i/o space\n"); 371 return; 372 } 373 374 sc->sc_dmat = pa->pa_dmat; 375 sc->sc_pc = pc; 376 sc->sc_pt = pt; 377 378 r = PCI_REVISION(pa->pa_class); 379 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 380 snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X", r); 381 switch(r) { 382 case VIA_REV_8233PRE: 383 /* same as 8233, but should not be in the market */ 384 revnum = "3-Pre"; 385 break; 386 case VIA_REV_8233C: 387 /* 2 rec, 4 pb, 1 multi-pb */ 388 revnum = "3C"; 389 break; 390 case VIA_REV_8233: 391 /* 2 rec, 4 pb, 1 multi-pb, spdif */ 392 revnum = "3"; 393 break; 394 case VIA_REV_8233A: 395 /* 1 rec, 1 multi-pb, spdif */ 396 revnum = "3A"; 397 break; 398 default: 399 break; 400 } 401 if (r >= VIA_REV_8237) 402 revnum = "7"; 403 else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */ 404 revnum = "5"; 405 aprint_normal(": VIA Technologies VT823%s AC'97 Audio " 406 "(rev %s)\n", revnum, sc->sc_revision); 407 } else { 408 sc->sc_revision[1] = '\0'; 409 if (r == 0x20) { 410 sc->sc_revision[0] = 'H'; 411 } else if ((r >= 0x10) && (r <= 0x14)) { 412 sc->sc_revision[0] = 'A' + (r - 0x10); 413 } else { 414 snprintf(sc->sc_revision, sizeof(sc->sc_revision), 415 "0x%02X", r); 416 } 417 418 aprint_normal(": VIA Technologies VT82C686A AC'97 Audio " 419 "(rev %s)\n", sc->sc_revision); 420 } 421 422 if (pci_intr_map(pa, &ih)) { 423 aprint_error(": couldn't map interrupt\n"); 424 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 425 return; 426 } 427 intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf)); 428 429 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 430 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 431 432 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, auvia_intr, sc); 433 if (sc->sc_ih == NULL) { 434 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt"); 435 if (intrstr != NULL) 436 aprint_error(" at %s", intrstr); 437 aprint_error("\n"); 438 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 439 mutex_destroy(&sc->sc_lock); 440 mutex_destroy(&sc->sc_intr_lock); 441 return; 442 } 443 444 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr); 445 446 /* disable SBPro compat & others */ 447 pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); 448 449 pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ 450 /* XXX what to do about MIDI, FM, joystick? */ 451 452 pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST 453 | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); 454 455 pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); 456 457 pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); 458 459 sc->host_if.arg = sc; 460 sc->host_if.attach = auvia_attach_codec; 461 sc->host_if.read = auvia_read_codec; 462 sc->host_if.write = auvia_write_codec; 463 sc->host_if.reset = auvia_reset_codec; 464 sc->host_if.spdif_event = auvia_spdif_event; 465 466 if ((r = ac97_attach(&sc->host_if, self, &sc->sc_lock)) != 0) { 467 aprint_error_dev(sc->sc_dev, "can't attach codec (error 0x%X)\n", r); 468 pci_intr_disestablish(pc, sc->sc_ih); 469 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 470 mutex_destroy(&sc->sc_lock); 471 mutex_destroy(&sc->sc_intr_lock); 472 return; 473 } 474 475 /* setup audio_format */ 476 memcpy(sc->sc_formats, auvia_formats, sizeof(auvia_formats)); 477 mutex_enter(&sc->sc_lock); 478 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_4CH(sc->codec_if)) { 479 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_8]); 480 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_16]); 481 } 482 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_6CH(sc->codec_if)) { 483 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_8]); 484 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_16]); 485 } 486 if (AC97_IS_FIXED_RATE(sc->codec_if)) { 487 for (r = 0; r < AUVIA_NFORMATS; r++) { 488 sc->sc_formats[r].frequency_type = 1; 489 sc->sc_formats[r].frequency[0] = 48000; 490 } 491 } 492 mutex_exit(&sc->sc_lock); 493 494 if (0 != auconv_create_encodings(sc->sc_formats, AUVIA_NFORMATS, 495 &sc->sc_encodings)) { 496 mutex_enter(&sc->sc_lock); 497 sc->codec_if->vtbl->detach(sc->codec_if); 498 mutex_exit(&sc->sc_lock); 499 pci_intr_disestablish(pc, sc->sc_ih); 500 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 501 mutex_destroy(&sc->sc_lock); 502 mutex_destroy(&sc->sc_intr_lock); 503 aprint_error_dev(sc->sc_dev, "can't create encodings\n"); 504 return; 505 } 506 if (0 != auconv_create_encodings(auvia_spdif_formats, 507 AUVIA_SPDIF_NFORMATS, &sc->sc_spdif_encodings)) { 508 mutex_enter(&sc->sc_lock); 509 sc->codec_if->vtbl->detach(sc->codec_if); 510 mutex_exit(&sc->sc_lock); 511 pci_intr_disestablish(pc, sc->sc_ih); 512 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 513 mutex_destroy(&sc->sc_lock); 514 mutex_destroy(&sc->sc_intr_lock); 515 aprint_error_dev(sc->sc_dev, "can't create spdif encodings\n"); 516 return; 517 } 518 519 if (!pmf_device_register(self, NULL, auvia_resume)) 520 aprint_error_dev(self, "couldn't establish power handler\n"); 521 522 audio_attach_mi(&auvia_hw_if, sc, sc->sc_dev); 523 mutex_enter(&sc->sc_lock); 524 sc->codec_if->vtbl->unlock(sc->codec_if); 525 mutex_exit(&sc->sc_lock); 526 return; 527 } 528 529 static int 530 auvia_attach_codec(void *addr, struct ac97_codec_if *cif) 531 { 532 struct auvia_softc *sc; 533 534 sc = addr; 535 sc->codec_if = cif; 536 return 0; 537 } 538 539 static int 540 auvia_reset_codec(void *addr) 541 { 542 struct auvia_softc *sc; 543 pcireg_t r; 544 int i; 545 546 /* perform a codec cold reset */ 547 sc = addr; 548 r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); 549 550 r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ 551 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 552 delay(2); 553 554 r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ 555 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 556 delay(200); 557 558 for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, 559 AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) 560 DELAY(1); 561 if (i == 0) { 562 printf("%s: codec reset timed out\n", device_xname(sc->sc_dev)); 563 return ETIMEDOUT; 564 } 565 return 0; 566 } 567 568 static int 569 auvia_waitready_codec(struct auvia_softc *sc) 570 { 571 int i; 572 573 /* poll until codec not busy */ 574 for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, 575 AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) 576 delay(1); 577 if (i >= TIMEOUT) { 578 printf("%s: codec busy\n", device_xname(sc->sc_dev)); 579 return 1; 580 } 581 582 return 0; 583 } 584 585 static int 586 auvia_waitvalid_codec(struct auvia_softc *sc) 587 { 588 int i; 589 590 /* poll until codec valid */ 591 for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, 592 AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) 593 delay(1); 594 if (i >= TIMEOUT) { 595 printf("%s: codec invalid\n", device_xname(sc->sc_dev)); 596 return 1; 597 } 598 599 return 0; 600 } 601 602 static int 603 auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) 604 { 605 struct auvia_softc *sc; 606 607 sc = addr; 608 if (auvia_waitready_codec(sc)) 609 return 1; 610 611 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 612 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); 613 614 return 0; 615 } 616 617 static int 618 auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) 619 { 620 struct auvia_softc *sc; 621 622 sc = addr; 623 if (auvia_waitready_codec(sc)) 624 return 1; 625 626 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 627 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); 628 629 if (auvia_waitready_codec(sc)) 630 return 1; 631 632 if (auvia_waitvalid_codec(sc)) 633 return 1; 634 635 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); 636 637 return 0; 638 } 639 640 static void 641 auvia_spdif_event(void *addr, bool flag) 642 { 643 struct auvia_softc *sc; 644 645 sc = addr; 646 sc->sc_spdif = flag; 647 } 648 649 static int 650 auvia_open(void *addr, int flags) 651 { 652 struct auvia_softc *sc; 653 654 sc = (struct auvia_softc *)addr; 655 mutex_spin_exit(&sc->sc_intr_lock); 656 sc->codec_if->vtbl->lock(sc->codec_if); 657 mutex_spin_enter(&sc->sc_intr_lock); 658 return 0; 659 } 660 661 static void 662 auvia_close(void *addr) 663 { 664 struct auvia_softc *sc; 665 666 sc = (struct auvia_softc *)addr; 667 mutex_spin_exit(&sc->sc_intr_lock); 668 sc->codec_if->vtbl->unlock(sc->codec_if); 669 mutex_spin_enter(&sc->sc_intr_lock); 670 } 671 672 static int 673 auvia_query_encoding(void *addr, struct audio_encoding *fp) 674 { 675 struct auvia_softc *sc; 676 677 sc = (struct auvia_softc *)addr; 678 return auconv_query_encoding( 679 sc->sc_spdif ? sc->sc_spdif_encodings : sc->sc_encodings, fp); 680 } 681 682 static void 683 auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, 684 const audio_params_t *p) 685 { 686 uint32_t v; 687 uint16_t regval; 688 689 if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { 690 regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) 691 | (p->precision == 16 ? 692 AUVIA_RPMODE_16BIT : 0) 693 | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL 694 | AUVIA_RPMODE_AUTOSTART; 695 ch->sc_reg = regval; 696 } else if (ch->sc_base != VIA8233_MP_BASE) { 697 v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); 698 v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO 699 | VIA8233_RATEFMT_16BIT); 700 701 v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) 702 / (48000 / 20); 703 if (p->channels == 2) 704 v |= VIA8233_RATEFMT_STEREO; 705 if (p->precision == 16) 706 v |= VIA8233_RATEFMT_16BIT; 707 708 CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); 709 } else { 710 static const u_int32_t slottab[7] = 711 { 0, 0xff000011, 0xff000021, 0, 712 0xff004321, 0, 0xff436521}; 713 714 regval = (p->precision == 16 715 ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) 716 | (p->channels << 4); 717 CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); 718 CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]); 719 } 720 } 721 722 static int 723 auvia_set_params(void *addr, int setmode, int usemode, 724 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, 725 stream_filter_list_t *rfil) 726 { 727 struct auvia_softc *sc; 728 struct auvia_softc_chan *ch; 729 struct audio_params *p; 730 struct ac97_codec_if* codec; 731 stream_filter_list_t *fil; 732 int reg, mode; 733 int index; 734 735 sc = addr; 736 codec = sc->codec_if; 737 /* for mode in (RECORD, PLAY) */ 738 for (mode = AUMODE_RECORD; mode != -1; 739 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 740 if ((setmode & mode) == 0) 741 continue; 742 743 if (mode == AUMODE_PLAY ) { 744 p = play; 745 ch = &sc->sc_play; 746 reg = AC97_REG_PCM_FRONT_DAC_RATE; 747 fil = pfil; 748 } else { 749 p = rec; 750 ch = &sc->sc_record; 751 reg = AC97_REG_PCM_LR_ADC_RATE; 752 fil = rfil; 753 } 754 755 if (p->sample_rate < 4000 || p->sample_rate > 48000 || 756 (p->precision != 8 && p->precision != 16)) 757 return (EINVAL); 758 if (sc->sc_spdif) 759 index = auconv_set_converter(auvia_spdif_formats, 760 AUVIA_SPDIF_NFORMATS, mode, p, TRUE, fil); 761 else 762 index = auconv_set_converter(sc->sc_formats, 763 AUVIA_NFORMATS, mode, p, TRUE, fil); 764 if (index < 0) 765 return EINVAL; 766 if (fil->req_size > 0) 767 p = &fil->filters[0].param; 768 if (!AC97_IS_FIXED_RATE(codec)) { 769 if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) 770 return EINVAL; 771 reg = AC97_REG_PCM_SURR_DAC_RATE; 772 if (p->channels >= 4 773 && codec->vtbl->set_rate(codec, reg, 774 &p->sample_rate)) 775 return EINVAL; 776 reg = AC97_REG_PCM_LFE_DAC_RATE; 777 if (p->channels == 6 778 && codec->vtbl->set_rate(codec, reg, 779 &p->sample_rate)) 780 return EINVAL; 781 } 782 auvia_set_params_sub(sc, ch, p); 783 } 784 785 return 0; 786 } 787 788 static int 789 auvia_round_blocksize(void *addr, int blk, 790 int mode, const audio_params_t *param) 791 { 792 struct auvia_softc *sc; 793 794 sc = addr; 795 796 /* XXX VT823x might have the limitation of dma_ops size */ 797 if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288) 798 blk = 288; 799 800 /* Avoid too many dma_ops. */ 801 return min((blk & -32), AUVIA_MINBLKSZ); 802 } 803 804 static int 805 auvia_halt_output(void *addr) 806 { 807 struct auvia_softc *sc; 808 struct auvia_softc_chan *ch; 809 810 sc = addr; 811 ch = &(sc->sc_play); 812 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 813 ch->sc_intr = NULL; 814 return 0; 815 } 816 817 static int 818 auvia_halt_input(void *addr) 819 { 820 struct auvia_softc *sc; 821 struct auvia_softc_chan *ch; 822 823 sc = addr; 824 ch = &(sc->sc_record); 825 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 826 ch->sc_intr = NULL; 827 return 0; 828 } 829 830 static int 831 auvia_getdev(void *addr, struct audio_device *retp) 832 { 833 struct auvia_softc *sc; 834 835 if (retp) { 836 sc = addr; 837 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 838 strncpy(retp->name, "VIA VT823x", 839 sizeof(retp->name)); 840 } else { 841 strncpy(retp->name, "VIA VT82C686A", 842 sizeof(retp->name)); 843 } 844 strncpy(retp->version, sc->sc_revision, sizeof(retp->version)); 845 strncpy(retp->config, "auvia", sizeof(retp->config)); 846 } 847 848 return 0; 849 } 850 851 static int 852 auvia_set_port(void *addr, mixer_ctrl_t *cp) 853 { 854 struct auvia_softc *sc; 855 856 sc = addr; 857 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 858 } 859 860 static int 861 auvia_get_port(void *addr, mixer_ctrl_t *cp) 862 { 863 struct auvia_softc *sc; 864 865 sc = addr; 866 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 867 } 868 869 static int 870 auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) 871 { 872 struct auvia_softc *sc; 873 874 sc = addr; 875 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 876 } 877 878 static int 879 auvia_malloc_channel(struct auvia_softc *sc, struct auvia_softc_chan *ch, 880 size_t size) 881 { 882 struct auvia_dma *dp; 883 int segs; 884 885 /* if old list is large enough, nothing to do */ 886 segs = (size + AUVIA_MINBLKSZ - 1) / AUVIA_MINBLKSZ; 887 if (segs <= ch->sc_dma_op_count) { 888 return 0; 889 } 890 891 if (ch->sc_dma_ops) { 892 auvia_free(sc, ch->sc_dma_ops, 893 ch->sc_dma_op_count * sizeof(*dp)); 894 } 895 896 ch->sc_dma_ops = auvia_malloc_dmamem(sc, 0, 897 sizeof(struct auvia_dma_op) * segs); 898 899 if (ch->sc_dma_ops == NULL) { 900 aprint_error_dev(sc->sc_dev, "couldn't build dmaops\n"); 901 return ENOMEM; 902 } 903 904 for (dp = sc->sc_dmas; 905 dp && dp->addr != (void *)(ch->sc_dma_ops); 906 dp = dp->next) 907 continue; 908 909 if (!dp) 910 panic("%s: build_dma_ops: where'd my memory go??? " 911 "address (%p)\n", device_xname(sc->sc_dev), 912 ch->sc_dma_ops); 913 914 ch->sc_dma_op_count = segs; 915 ch->sc_dma_ops_dma = dp; 916 917 return 0; 918 } 919 920 static void * 921 auvia_malloc_dmamem(void *addr, int direction, size_t size) 922 { 923 struct auvia_softc *sc; 924 struct auvia_dma *p; 925 int error; 926 int rseg; 927 928 p = kmem_alloc(sizeof(*p), KM_SLEEP); 929 if (p == NULL) 930 return NULL; 931 sc = addr; 932 p->size = size; 933 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 934 1, &rseg, BUS_DMA_WAITOK)) != 0) { 935 aprint_error_dev(sc->sc_dev, "unable to allocate DMA, error = %d\n", error); 936 goto fail_alloc; 937 } 938 939 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 940 BUS_DMA_WAITOK | BUS_DMA_COHERENT)) != 0) { 941 aprint_error_dev(sc->sc_dev, "unable to map DMA, error = %d\n", 942 error); 943 goto fail_map; 944 } 945 946 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 947 BUS_DMA_WAITOK, &p->map)) != 0) { 948 aprint_error_dev(sc->sc_dev, "unable to create DMA map, error = %d\n", 949 error); 950 goto fail_create; 951 } 952 953 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 954 BUS_DMA_WAITOK)) != 0) { 955 aprint_error_dev(sc->sc_dev, "unable to load DMA map, error = %d\n", 956 error); 957 goto fail_load; 958 } 959 960 p->next = sc->sc_dmas; 961 sc->sc_dmas = p; 962 963 return p->addr; 964 965 fail_load: 966 bus_dmamap_destroy(sc->sc_dmat, p->map); 967 fail_create: 968 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 969 fail_map: 970 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 971 fail_alloc: 972 kmem_free(p, sizeof(*p)); 973 return NULL; 974 } 975 976 static void * 977 auvia_malloc(void *addr, int direction, size_t size) 978 { 979 struct auvia_softc *sc; 980 void *p; 981 982 sc = addr; 983 984 p = auvia_malloc_dmamem(addr, direction, size); 985 if (p == NULL) { 986 return NULL; 987 } 988 if (auvia_malloc_channel(sc, &sc->sc_play, size) != 0) { 989 auvia_free(addr, p, size); 990 return NULL; 991 } 992 if (auvia_malloc_channel(sc, &sc->sc_record, size) != 0) { 993 auvia_free(addr, p, size); 994 return NULL; 995 } 996 return p; 997 } 998 999 static void 1000 auvia_free(void *addr, void *ptr, size_t size) 1001 { 1002 struct auvia_softc *sc; 1003 struct auvia_dma **pp, *p; 1004 1005 sc = addr; 1006 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 1007 if (p->addr == ptr) { 1008 bus_dmamap_unload(sc->sc_dmat, p->map); 1009 bus_dmamap_destroy(sc->sc_dmat, p->map); 1010 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 1011 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 1012 1013 *pp = p->next; 1014 kmem_free(p, sizeof(*p)); 1015 return; 1016 } 1017 1018 panic("auvia_free: trying to free unallocated memory"); 1019 } 1020 1021 static size_t 1022 auvia_round_buffersize(void *addr, int direction, size_t size) 1023 { 1024 1025 return size; 1026 } 1027 1028 static paddr_t 1029 auvia_mappage(void *addr, void *mem, off_t off, int prot) 1030 { 1031 struct auvia_softc *sc; 1032 struct auvia_dma *p; 1033 1034 if (off < 0) 1035 return -1; 1036 sc = addr; 1037 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 1038 continue; 1039 1040 if (!p) 1041 return -1; 1042 1043 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 1044 BUS_DMA_WAITOK); 1045 } 1046 1047 static int 1048 auvia_get_props(void *addr) 1049 { 1050 struct auvia_softc *sc; 1051 int props; 1052 1053 props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 1054 sc = addr; 1055 /* 1056 * Even if the codec is fixed-rate, set_param() succeeds for any sample 1057 * rate because of aurateconv. Applications can't know what rate the 1058 * device can process in the case of mmap(). 1059 */ 1060 if (!AC97_IS_FIXED_RATE(sc->codec_if)) 1061 props |= AUDIO_PROP_MMAP; 1062 return props; 1063 } 1064 1065 static void 1066 auvia_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 1067 { 1068 struct auvia_softc *sc; 1069 1070 sc = addr; 1071 *intr = &sc->sc_intr_lock; 1072 *thread = &sc->sc_lock; 1073 } 1074 1075 static int 1076 auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, 1077 struct auvia_dma *p, void *start, void *end, int blksize) 1078 { 1079 struct auvia_dma_op *op; 1080 bus_addr_t s; 1081 size_t l; 1082 1083 op = ch->sc_dma_ops; 1084 s = p->map->dm_segs[0].ds_addr; 1085 l = ((char *)end - (char *)start); 1086 1087 while (l) { 1088 op->ptr = htole32(s); 1089 l = l - blksize; 1090 if (!l) { 1091 /* if last block */ 1092 op->flags = htole32(AUVIA_DMAOP_EOL | blksize); 1093 } else { 1094 op->flags = htole32(AUVIA_DMAOP_FLAG | blksize); 1095 } 1096 s += blksize; 1097 op++; 1098 } 1099 1100 return 0; 1101 } 1102 1103 1104 static int 1105 auvia_trigger_output(void *addr, void *start, void *end, int blksize, 1106 void (*intr)(void *), void *arg, const audio_params_t *param) 1107 { 1108 struct auvia_softc *sc; 1109 struct auvia_softc_chan *ch; 1110 struct auvia_dma *p; 1111 1112 sc = addr; 1113 ch = &(sc->sc_play); 1114 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1115 continue; 1116 1117 if (!p) 1118 panic("auvia_trigger_output: request with bad start " 1119 "address (%p)", start); 1120 1121 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1122 return 1; 1123 } 1124 1125 ch->sc_intr = intr; 1126 ch->sc_arg = arg; 1127 1128 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1129 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1130 1131 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1132 if (ch->sc_base != VIA8233_MP_BASE) { 1133 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1134 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1135 } 1136 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1137 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1138 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1139 } else { 1140 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1141 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1142 } 1143 1144 return 0; 1145 } 1146 1147 static int 1148 auvia_trigger_input(void *addr, void *start, void *end, int blksize, 1149 void (*intr)(void *), void *arg, const audio_params_t *param) 1150 { 1151 struct auvia_softc *sc; 1152 struct auvia_softc_chan *ch; 1153 struct auvia_dma *p; 1154 1155 sc = addr; 1156 ch = &(sc->sc_record); 1157 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1158 continue; 1159 1160 if (!p) 1161 panic("auvia_trigger_input: request with bad start " 1162 "address (%p)", start); 1163 1164 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1165 return 1; 1166 } 1167 1168 ch->sc_intr = intr; 1169 ch->sc_arg = arg; 1170 1171 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1172 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1173 1174 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1175 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1176 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1177 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1178 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1179 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1180 } else { 1181 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1182 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1183 } 1184 1185 return 0; 1186 } 1187 1188 static int 1189 auvia_intr(void *arg) 1190 { 1191 struct auvia_softc *sc; 1192 struct auvia_softc_chan *ch; 1193 u_int8_t r; 1194 int rval; 1195 1196 sc = arg; 1197 rval = 0; 1198 ch = &sc->sc_record; 1199 1200 mutex_spin_enter(&sc->sc_intr_lock); 1201 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1202 if (r & AUVIA_RPSTAT_INTR) { 1203 if (sc->sc_record.sc_intr) 1204 sc->sc_record.sc_intr(sc->sc_record.sc_arg); 1205 1206 /* clear interrupts */ 1207 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1208 rval = 1; 1209 } 1210 1211 ch = &sc->sc_play; 1212 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1213 if (r & AUVIA_RPSTAT_INTR) { 1214 if (sc->sc_play.sc_intr) 1215 sc->sc_play.sc_intr(sc->sc_play.sc_arg); 1216 1217 /* clear interrupts */ 1218 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1219 rval = 1; 1220 } 1221 mutex_spin_exit(&sc->sc_intr_lock); 1222 1223 return rval; 1224 } 1225 1226 static bool 1227 auvia_resume(device_t dv, const pmf_qual_t *qual) 1228 { 1229 struct auvia_softc *sc = device_private(dv); 1230 1231 mutex_enter(&sc->sc_lock); 1232 mutex_spin_enter(&sc->sc_intr_lock); 1233 auvia_reset_codec(sc); 1234 DELAY(1000); 1235 mutex_spin_exit(&sc->sc_intr_lock); 1236 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1237 mutex_exit(&sc->sc_lock); 1238 1239 return true; 1240 } 1241