auvia.c revision 1.74
1 /* $NetBSD: auvia.c,v 1.74 2011/11/23 23:07:34 jmcneill 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 1.74 2011/11/23 23:07:34 jmcneill 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 */ 348 349 pa = aux; 350 sc = device_private(self); 351 sc->sc_dev = self; 352 intrstr = NULL; 353 pc = pa->pa_pc; 354 pt = pa->pa_tag; 355 revnum = NULL; 356 357 aprint_naive(": Audio controller\n"); 358 359 sc->sc_play.sc_base = AUVIA_PLAY_BASE; 360 sc->sc_record.sc_base = AUVIA_RECORD_BASE; 361 if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_VIATECH_VT8233_AC97) { 362 sc->sc_flags |= AUVIA_FLAGS_VT8233; 363 sc->sc_play.sc_base = VIA8233_MP_BASE; 364 sc->sc_record.sc_base = VIA8233_WR_BASE; 365 } 366 367 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 368 &sc->sc_ioh, NULL, &sc->sc_iosize)) { 369 aprint_error(": can't map i/o space\n"); 370 return; 371 } 372 373 sc->sc_dmat = pa->pa_dmat; 374 sc->sc_pc = pc; 375 sc->sc_pt = pt; 376 377 r = PCI_REVISION(pa->pa_class); 378 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 379 snprintf(sc->sc_revision, sizeof(sc->sc_revision), "0x%02X", r); 380 switch(r) { 381 case VIA_REV_8233PRE: 382 /* same as 8233, but should not be in the market */ 383 revnum = "3-Pre"; 384 break; 385 case VIA_REV_8233C: 386 /* 2 rec, 4 pb, 1 multi-pb */ 387 revnum = "3C"; 388 break; 389 case VIA_REV_8233: 390 /* 2 rec, 4 pb, 1 multi-pb, spdif */ 391 revnum = "3"; 392 break; 393 case VIA_REV_8233A: 394 /* 1 rec, 1 multi-pb, spdif */ 395 revnum = "3A"; 396 break; 397 default: 398 break; 399 } 400 if (r >= VIA_REV_8237) 401 revnum = "7"; 402 else if (r >= VIA_REV_8235) /* 2 rec, 4 pb, 1 multi-pb, spdif */ 403 revnum = "5"; 404 aprint_normal(": VIA Technologies VT823%s AC'97 Audio " 405 "(rev %s)\n", revnum, sc->sc_revision); 406 } else { 407 sc->sc_revision[1] = '\0'; 408 if (r == 0x20) { 409 sc->sc_revision[0] = 'H'; 410 } else if ((r >= 0x10) && (r <= 0x14)) { 411 sc->sc_revision[0] = 'A' + (r - 0x10); 412 } else { 413 snprintf(sc->sc_revision, sizeof(sc->sc_revision), 414 "0x%02X", r); 415 } 416 417 aprint_normal(": VIA Technologies VT82C686A AC'97 Audio " 418 "(rev %s)\n", sc->sc_revision); 419 } 420 421 if (pci_intr_map(pa, &ih)) { 422 aprint_error(": couldn't map interrupt\n"); 423 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 424 return; 425 } 426 intrstr = pci_intr_string(pc, ih); 427 428 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 429 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_SCHED); 430 431 sc->sc_ih = pci_intr_establish(pc, ih, IPL_SCHED, auvia_intr, sc); 432 if (sc->sc_ih == NULL) { 433 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt"); 434 if (intrstr != NULL) 435 aprint_error(" at %s", intrstr); 436 aprint_error("\n"); 437 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 438 mutex_destroy(&sc->sc_lock); 439 mutex_destroy(&sc->sc_intr_lock); 440 return; 441 } 442 443 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr); 444 445 /* disable SBPro compat & others */ 446 pr = pci_conf_read(pc, pt, AUVIA_PCICONF_JUNK); 447 448 pr &= ~AUVIA_PCICONF_ENABLES; /* clear compat function enables */ 449 /* XXX what to do about MIDI, FM, joystick? */ 450 451 pr |= (AUVIA_PCICONF_ACLINKENAB | AUVIA_PCICONF_ACNOTRST 452 | AUVIA_PCICONF_ACVSR | AUVIA_PCICONF_ACSGD); 453 454 pr &= ~(AUVIA_PCICONF_ACFM | AUVIA_PCICONF_ACSB); 455 456 pci_conf_write(pc, pt, AUVIA_PCICONF_JUNK, pr); 457 458 sc->host_if.arg = sc; 459 sc->host_if.attach = auvia_attach_codec; 460 sc->host_if.read = auvia_read_codec; 461 sc->host_if.write = auvia_write_codec; 462 sc->host_if.reset = auvia_reset_codec; 463 sc->host_if.spdif_event = auvia_spdif_event; 464 465 if ((r = ac97_attach(&sc->host_if, self, &sc->sc_lock)) != 0) { 466 aprint_error_dev(sc->sc_dev, "can't attach codec (error 0x%X)\n", r); 467 pci_intr_disestablish(pc, sc->sc_ih); 468 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 469 mutex_destroy(&sc->sc_lock); 470 mutex_destroy(&sc->sc_intr_lock); 471 return; 472 } 473 474 /* setup audio_format */ 475 memcpy(sc->sc_formats, auvia_formats, sizeof(auvia_formats)); 476 mutex_enter(&sc->sc_lock); 477 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_4CH(sc->codec_if)) { 478 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_8]); 479 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_4CH_16]); 480 } 481 if (sc->sc_play.sc_base != VIA8233_MP_BASE || !AC97_IS_6CH(sc->codec_if)) { 482 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_8]); 483 AUFMT_INVALIDATE(&sc->sc_formats[AUVIA_FORMATS_6CH_16]); 484 } 485 if (AC97_IS_FIXED_RATE(sc->codec_if)) { 486 for (r = 0; r < AUVIA_NFORMATS; r++) { 487 sc->sc_formats[r].frequency_type = 1; 488 sc->sc_formats[r].frequency[0] = 48000; 489 } 490 } 491 mutex_exit(&sc->sc_lock); 492 493 if (0 != auconv_create_encodings(sc->sc_formats, AUVIA_NFORMATS, 494 &sc->sc_encodings)) { 495 mutex_enter(&sc->sc_lock); 496 sc->codec_if->vtbl->detach(sc->codec_if); 497 mutex_exit(&sc->sc_lock); 498 pci_intr_disestablish(pc, sc->sc_ih); 499 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 500 mutex_destroy(&sc->sc_lock); 501 mutex_destroy(&sc->sc_intr_lock); 502 aprint_error_dev(sc->sc_dev, "can't create encodings\n"); 503 return; 504 } 505 if (0 != auconv_create_encodings(auvia_spdif_formats, 506 AUVIA_SPDIF_NFORMATS, &sc->sc_spdif_encodings)) { 507 mutex_enter(&sc->sc_lock); 508 sc->codec_if->vtbl->detach(sc->codec_if); 509 mutex_exit(&sc->sc_lock); 510 pci_intr_disestablish(pc, sc->sc_ih); 511 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_iosize); 512 mutex_destroy(&sc->sc_lock); 513 mutex_destroy(&sc->sc_intr_lock); 514 aprint_error_dev(sc->sc_dev, "can't create spdif encodings\n"); 515 return; 516 } 517 518 if (!pmf_device_register(self, NULL, auvia_resume)) 519 aprint_error_dev(self, "couldn't establish power handler\n"); 520 521 audio_attach_mi(&auvia_hw_if, sc, sc->sc_dev); 522 mutex_enter(&sc->sc_lock); 523 sc->codec_if->vtbl->unlock(sc->codec_if); 524 mutex_exit(&sc->sc_lock); 525 return; 526 } 527 528 static int 529 auvia_attach_codec(void *addr, struct ac97_codec_if *cif) 530 { 531 struct auvia_softc *sc; 532 533 sc = addr; 534 sc->codec_if = cif; 535 return 0; 536 } 537 538 static int 539 auvia_reset_codec(void *addr) 540 { 541 struct auvia_softc *sc; 542 pcireg_t r; 543 int i; 544 545 /* perform a codec cold reset */ 546 sc = addr; 547 r = pci_conf_read(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK); 548 549 r &= ~AUVIA_PCICONF_ACNOTRST; /* enable RESET (active low) */ 550 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 551 delay(2); 552 553 r |= AUVIA_PCICONF_ACNOTRST; /* disable RESET (inactive high) */ 554 pci_conf_write(sc->sc_pc, sc->sc_pt, AUVIA_PCICONF_JUNK, r); 555 delay(200); 556 557 for (i = 500000; i != 0 && !(pci_conf_read(sc->sc_pc, sc->sc_pt, 558 AUVIA_PCICONF_JUNK) & AUVIA_PCICONF_PRIVALID); i--) 559 DELAY(1); 560 if (i == 0) { 561 printf("%s: codec reset timed out\n", device_xname(sc->sc_dev)); 562 return ETIMEDOUT; 563 } 564 return 0; 565 } 566 567 static int 568 auvia_waitready_codec(struct auvia_softc *sc) 569 { 570 int i; 571 572 /* poll until codec not busy */ 573 for (i = 0; (i < TIMEOUT) && (bus_space_read_4(sc->sc_iot, sc->sc_ioh, 574 AUVIA_CODEC_CTL) & AUVIA_CODEC_BUSY); i++) 575 delay(1); 576 if (i >= TIMEOUT) { 577 printf("%s: codec busy\n", device_xname(sc->sc_dev)); 578 return 1; 579 } 580 581 return 0; 582 } 583 584 static int 585 auvia_waitvalid_codec(struct auvia_softc *sc) 586 { 587 int i; 588 589 /* poll until codec valid */ 590 for (i = 0; (i < TIMEOUT) && !(bus_space_read_4(sc->sc_iot, sc->sc_ioh, 591 AUVIA_CODEC_CTL) & AUVIA_CODEC_PRIVALID); i++) 592 delay(1); 593 if (i >= TIMEOUT) { 594 printf("%s: codec invalid\n", device_xname(sc->sc_dev)); 595 return 1; 596 } 597 598 return 0; 599 } 600 601 static int 602 auvia_write_codec(void *addr, u_int8_t reg, u_int16_t val) 603 { 604 struct auvia_softc *sc; 605 606 sc = addr; 607 if (auvia_waitready_codec(sc)) 608 return 1; 609 610 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 611 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_INDEX(reg) | val); 612 613 return 0; 614 } 615 616 static int 617 auvia_read_codec(void *addr, u_int8_t reg, u_int16_t *val) 618 { 619 struct auvia_softc *sc; 620 621 sc = addr; 622 if (auvia_waitready_codec(sc)) 623 return 1; 624 625 bus_space_write_4(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL, 626 AUVIA_CODEC_PRIVALID | AUVIA_CODEC_READ | AUVIA_CODEC_INDEX(reg)); 627 628 if (auvia_waitready_codec(sc)) 629 return 1; 630 631 if (auvia_waitvalid_codec(sc)) 632 return 1; 633 634 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, AUVIA_CODEC_CTL); 635 636 return 0; 637 } 638 639 static void 640 auvia_spdif_event(void *addr, bool flag) 641 { 642 struct auvia_softc *sc; 643 644 sc = addr; 645 sc->sc_spdif = flag; 646 } 647 648 static int 649 auvia_open(void *addr, int flags) 650 { 651 struct auvia_softc *sc; 652 653 sc = (struct auvia_softc *)addr; 654 mutex_spin_exit(&sc->sc_intr_lock); 655 sc->codec_if->vtbl->lock(sc->codec_if); 656 mutex_spin_enter(&sc->sc_intr_lock); 657 return 0; 658 } 659 660 static void 661 auvia_close(void *addr) 662 { 663 struct auvia_softc *sc; 664 665 sc = (struct auvia_softc *)addr; 666 mutex_spin_exit(&sc->sc_intr_lock); 667 sc->codec_if->vtbl->unlock(sc->codec_if); 668 mutex_spin_enter(&sc->sc_intr_lock); 669 } 670 671 static int 672 auvia_query_encoding(void *addr, struct audio_encoding *fp) 673 { 674 struct auvia_softc *sc; 675 676 sc = (struct auvia_softc *)addr; 677 return auconv_query_encoding( 678 sc->sc_spdif ? sc->sc_spdif_encodings : sc->sc_encodings, fp); 679 } 680 681 static void 682 auvia_set_params_sub(struct auvia_softc *sc, struct auvia_softc_chan *ch, 683 const audio_params_t *p) 684 { 685 uint32_t v; 686 uint16_t regval; 687 688 if (!(sc->sc_flags & AUVIA_FLAGS_VT8233)) { 689 regval = (p->channels == 2 ? AUVIA_RPMODE_STEREO : 0) 690 | (p->precision == 16 ? 691 AUVIA_RPMODE_16BIT : 0) 692 | AUVIA_RPMODE_INTR_FLAG | AUVIA_RPMODE_INTR_EOL 693 | AUVIA_RPMODE_AUTOSTART; 694 ch->sc_reg = regval; 695 } else if (ch->sc_base != VIA8233_MP_BASE) { 696 v = CH_READ4(sc, ch, VIA8233_RP_RATEFMT); 697 v &= ~(VIA8233_RATEFMT_48K | VIA8233_RATEFMT_STEREO 698 | VIA8233_RATEFMT_16BIT); 699 700 v |= VIA8233_RATEFMT_48K * (p->sample_rate / 20) 701 / (48000 / 20); 702 if (p->channels == 2) 703 v |= VIA8233_RATEFMT_STEREO; 704 if (p->precision == 16) 705 v |= VIA8233_RATEFMT_16BIT; 706 707 CH_WRITE4(sc, ch, VIA8233_RP_RATEFMT, v); 708 } else { 709 static const u_int32_t slottab[7] = 710 { 0, 0xff000011, 0xff000021, 0, 711 0xff004321, 0, 0xff436521}; 712 713 regval = (p->precision == 16 714 ? VIA8233_MP_FORMAT_16BIT : VIA8233_MP_FORMAT_8BIT) 715 | (p->channels << 4); 716 CH_WRITE1(sc, ch, VIA8233_OFF_MP_FORMAT, regval); 717 CH_WRITE4(sc, ch, VIA8233_OFF_MP_STOP, slottab[p->channels]); 718 } 719 } 720 721 static int 722 auvia_set_params(void *addr, int setmode, int usemode, 723 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, 724 stream_filter_list_t *rfil) 725 { 726 struct auvia_softc *sc; 727 struct auvia_softc_chan *ch; 728 struct audio_params *p; 729 struct ac97_codec_if* codec; 730 stream_filter_list_t *fil; 731 int reg, mode; 732 int index; 733 734 sc = addr; 735 codec = sc->codec_if; 736 /* for mode in (RECORD, PLAY) */ 737 for (mode = AUMODE_RECORD; mode != -1; 738 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 739 if ((setmode & mode) == 0) 740 continue; 741 742 if (mode == AUMODE_PLAY ) { 743 p = play; 744 ch = &sc->sc_play; 745 reg = AC97_REG_PCM_FRONT_DAC_RATE; 746 fil = pfil; 747 } else { 748 p = rec; 749 ch = &sc->sc_record; 750 reg = AC97_REG_PCM_LR_ADC_RATE; 751 fil = rfil; 752 } 753 754 if (p->sample_rate < 4000 || p->sample_rate > 48000 || 755 (p->precision != 8 && p->precision != 16)) 756 return (EINVAL); 757 if (sc->sc_spdif) 758 index = auconv_set_converter(auvia_spdif_formats, 759 AUVIA_SPDIF_NFORMATS, mode, p, TRUE, fil); 760 else 761 index = auconv_set_converter(sc->sc_formats, 762 AUVIA_NFORMATS, mode, p, TRUE, fil); 763 if (index < 0) 764 return EINVAL; 765 if (fil->req_size > 0) 766 p = &fil->filters[0].param; 767 if (!AC97_IS_FIXED_RATE(codec)) { 768 if (codec->vtbl->set_rate(codec, reg, &p->sample_rate)) 769 return EINVAL; 770 reg = AC97_REG_PCM_SURR_DAC_RATE; 771 if (p->channels >= 4 772 && codec->vtbl->set_rate(codec, reg, 773 &p->sample_rate)) 774 return EINVAL; 775 reg = AC97_REG_PCM_LFE_DAC_RATE; 776 if (p->channels == 6 777 && codec->vtbl->set_rate(codec, reg, 778 &p->sample_rate)) 779 return EINVAL; 780 } 781 auvia_set_params_sub(sc, ch, p); 782 } 783 784 return 0; 785 } 786 787 static int 788 auvia_round_blocksize(void *addr, int blk, 789 int mode, const audio_params_t *param) 790 { 791 struct auvia_softc *sc; 792 793 sc = addr; 794 795 /* XXX VT823x might have the limitation of dma_ops size */ 796 if (sc->sc_flags & AUVIA_FLAGS_VT8233 && blk < 288) 797 blk = 288; 798 799 /* Avoid too many dma_ops. */ 800 return min((blk & -32), AUVIA_MINBLKSZ); 801 } 802 803 static int 804 auvia_halt_output(void *addr) 805 { 806 struct auvia_softc *sc; 807 struct auvia_softc_chan *ch; 808 809 sc = addr; 810 ch = &(sc->sc_play); 811 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 812 ch->sc_intr = NULL; 813 return 0; 814 } 815 816 static int 817 auvia_halt_input(void *addr) 818 { 819 struct auvia_softc *sc; 820 struct auvia_softc_chan *ch; 821 822 sc = addr; 823 ch = &(sc->sc_record); 824 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_TERMINATE); 825 ch->sc_intr = NULL; 826 return 0; 827 } 828 829 static int 830 auvia_getdev(void *addr, struct audio_device *retp) 831 { 832 struct auvia_softc *sc; 833 834 if (retp) { 835 sc = addr; 836 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 837 strncpy(retp->name, "VIA VT823x", 838 sizeof(retp->name)); 839 } else { 840 strncpy(retp->name, "VIA VT82C686A", 841 sizeof(retp->name)); 842 } 843 strncpy(retp->version, sc->sc_revision, sizeof(retp->version)); 844 strncpy(retp->config, "auvia", sizeof(retp->config)); 845 } 846 847 return 0; 848 } 849 850 static int 851 auvia_set_port(void *addr, mixer_ctrl_t *cp) 852 { 853 struct auvia_softc *sc; 854 855 sc = addr; 856 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 857 } 858 859 static int 860 auvia_get_port(void *addr, mixer_ctrl_t *cp) 861 { 862 struct auvia_softc *sc; 863 864 sc = addr; 865 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 866 } 867 868 static int 869 auvia_query_devinfo(void *addr, mixer_devinfo_t *dip) 870 { 871 struct auvia_softc *sc; 872 873 sc = addr; 874 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 875 } 876 877 static int 878 auvia_malloc_channel(struct auvia_softc *sc, struct auvia_softc_chan *ch, 879 size_t size) 880 { 881 struct auvia_dma *dp; 882 int segs; 883 884 /* if old list is large enough, nothing to do */ 885 segs = (size + AUVIA_MINBLKSZ - 1) / AUVIA_MINBLKSZ; 886 if (segs <= ch->sc_dma_op_count) { 887 return 0; 888 } 889 890 if (ch->sc_dma_ops) { 891 auvia_free(sc, ch->sc_dma_ops, 892 ch->sc_dma_op_count * sizeof(*dp)); 893 } 894 895 ch->sc_dma_ops = auvia_malloc_dmamem(sc, 0, 896 sizeof(struct auvia_dma_op) * segs); 897 898 if (ch->sc_dma_ops == NULL) { 899 aprint_error_dev(sc->sc_dev, "couldn't build dmaops\n"); 900 return ENOMEM; 901 } 902 903 for (dp = sc->sc_dmas; 904 dp && dp->addr != (void *)(ch->sc_dma_ops); 905 dp = dp->next) 906 continue; 907 908 if (!dp) 909 panic("%s: build_dma_ops: where'd my memory go??? " 910 "address (%p)\n", device_xname(sc->sc_dev), 911 ch->sc_dma_ops); 912 913 ch->sc_dma_op_count = segs; 914 ch->sc_dma_ops_dma = dp; 915 916 return 0; 917 } 918 919 static void * 920 auvia_malloc_dmamem(void *addr, int direction, size_t size) 921 { 922 struct auvia_softc *sc; 923 struct auvia_dma *p; 924 int error; 925 int rseg; 926 927 p = kmem_alloc(sizeof(*p), KM_SLEEP); 928 if (p == NULL) 929 return NULL; 930 sc = addr; 931 p->size = size; 932 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 933 1, &rseg, BUS_DMA_WAITOK)) != 0) { 934 aprint_error_dev(sc->sc_dev, "unable to allocate DMA, error = %d\n", error); 935 goto fail_alloc; 936 } 937 938 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 939 BUS_DMA_WAITOK | BUS_DMA_COHERENT)) != 0) { 940 aprint_error_dev(sc->sc_dev, "unable to map DMA, error = %d\n", 941 error); 942 goto fail_map; 943 } 944 945 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 946 BUS_DMA_WAITOK, &p->map)) != 0) { 947 aprint_error_dev(sc->sc_dev, "unable to create DMA map, error = %d\n", 948 error); 949 goto fail_create; 950 } 951 952 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 953 BUS_DMA_WAITOK)) != 0) { 954 aprint_error_dev(sc->sc_dev, "unable to load DMA map, error = %d\n", 955 error); 956 goto fail_load; 957 } 958 959 p->next = sc->sc_dmas; 960 sc->sc_dmas = p; 961 962 return p->addr; 963 964 fail_load: 965 bus_dmamap_destroy(sc->sc_dmat, p->map); 966 fail_create: 967 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 968 fail_map: 969 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 970 fail_alloc: 971 kmem_free(p, sizeof(*p)); 972 return NULL; 973 } 974 975 static void * 976 auvia_malloc(void *addr, int direction, size_t size) 977 { 978 struct auvia_softc *sc; 979 void *p; 980 981 sc = addr; 982 983 p = auvia_malloc_dmamem(addr, direction, size); 984 if (p == NULL) { 985 return NULL; 986 } 987 if (auvia_malloc_channel(sc, &sc->sc_play, size) != 0) { 988 auvia_free(addr, p, size); 989 return NULL; 990 } 991 if (auvia_malloc_channel(sc, &sc->sc_record, size) != 0) { 992 auvia_free(addr, p, size); 993 return NULL; 994 } 995 return p; 996 } 997 998 static void 999 auvia_free(void *addr, void *ptr, size_t size) 1000 { 1001 struct auvia_softc *sc; 1002 struct auvia_dma **pp, *p; 1003 1004 sc = addr; 1005 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 1006 if (p->addr == ptr) { 1007 bus_dmamap_unload(sc->sc_dmat, p->map); 1008 bus_dmamap_destroy(sc->sc_dmat, p->map); 1009 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 1010 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 1011 1012 *pp = p->next; 1013 kmem_free(p, sizeof(*p)); 1014 return; 1015 } 1016 1017 panic("auvia_free: trying to free unallocated memory"); 1018 } 1019 1020 static size_t 1021 auvia_round_buffersize(void *addr, int direction, size_t size) 1022 { 1023 1024 return size; 1025 } 1026 1027 static paddr_t 1028 auvia_mappage(void *addr, void *mem, off_t off, int prot) 1029 { 1030 struct auvia_softc *sc; 1031 struct auvia_dma *p; 1032 1033 if (off < 0) 1034 return -1; 1035 sc = addr; 1036 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 1037 continue; 1038 1039 if (!p) 1040 return -1; 1041 1042 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 1043 BUS_DMA_WAITOK); 1044 } 1045 1046 static int 1047 auvia_get_props(void *addr) 1048 { 1049 struct auvia_softc *sc; 1050 int props; 1051 1052 props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 1053 sc = addr; 1054 /* 1055 * Even if the codec is fixed-rate, set_param() succeeds for any sample 1056 * rate because of aurateconv. Applications can't know what rate the 1057 * device can process in the case of mmap(). 1058 */ 1059 if (!AC97_IS_FIXED_RATE(sc->codec_if)) 1060 props |= AUDIO_PROP_MMAP; 1061 return props; 1062 } 1063 1064 static void 1065 auvia_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 1066 { 1067 struct auvia_softc *sc; 1068 1069 sc = addr; 1070 *intr = &sc->sc_intr_lock; 1071 *thread = &sc->sc_lock; 1072 } 1073 1074 static int 1075 auvia_build_dma_ops(struct auvia_softc *sc, struct auvia_softc_chan *ch, 1076 struct auvia_dma *p, void *start, void *end, int blksize) 1077 { 1078 struct auvia_dma_op *op; 1079 struct auvia_dma *dp; 1080 bus_addr_t s; 1081 size_t l; 1082 1083 dp = ch->sc_dma_ops_dma; 1084 op = ch->sc_dma_ops; 1085 s = p->map->dm_segs[0].ds_addr; 1086 l = ((char *)end - (char *)start); 1087 1088 while (l) { 1089 op->ptr = htole32(s); 1090 l = l - blksize; 1091 if (!l) { 1092 /* if last block */ 1093 op->flags = htole32(AUVIA_DMAOP_EOL | blksize); 1094 } else { 1095 op->flags = htole32(AUVIA_DMAOP_FLAG | blksize); 1096 } 1097 s += blksize; 1098 op++; 1099 } 1100 1101 return 0; 1102 } 1103 1104 1105 static int 1106 auvia_trigger_output(void *addr, void *start, void *end, int blksize, 1107 void (*intr)(void *), void *arg, const audio_params_t *param) 1108 { 1109 struct auvia_softc *sc; 1110 struct auvia_softc_chan *ch; 1111 struct auvia_dma *p; 1112 1113 sc = addr; 1114 ch = &(sc->sc_play); 1115 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1116 continue; 1117 1118 if (!p) 1119 panic("auvia_trigger_output: request with bad start " 1120 "address (%p)", start); 1121 1122 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1123 return 1; 1124 } 1125 1126 ch->sc_intr = intr; 1127 ch->sc_arg = arg; 1128 1129 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1130 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1131 1132 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1133 if (ch->sc_base != VIA8233_MP_BASE) { 1134 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1135 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1136 } 1137 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1138 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1139 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1140 } else { 1141 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1142 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1143 } 1144 1145 return 0; 1146 } 1147 1148 static int 1149 auvia_trigger_input(void *addr, void *start, void *end, int blksize, 1150 void (*intr)(void *), void *arg, const audio_params_t *param) 1151 { 1152 struct auvia_softc *sc; 1153 struct auvia_softc_chan *ch; 1154 struct auvia_dma *p; 1155 1156 sc = addr; 1157 ch = &(sc->sc_record); 1158 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 1159 continue; 1160 1161 if (!p) 1162 panic("auvia_trigger_input: request with bad start " 1163 "address (%p)", start); 1164 1165 if (auvia_build_dma_ops(sc, ch, p, start, end, blksize)) { 1166 return 1; 1167 } 1168 1169 ch->sc_intr = intr; 1170 ch->sc_arg = arg; 1171 1172 CH_WRITE4(sc, ch, AUVIA_RP_DMAOPS_BASE, 1173 ch->sc_dma_ops_dma->map->dm_segs[0].ds_addr); 1174 1175 if (sc->sc_flags & AUVIA_FLAGS_VT8233) { 1176 CH_WRITE1(sc, ch, VIA8233_RP_DXS_LVOL, 0); 1177 CH_WRITE1(sc, ch, VIA8233_RP_DXS_RVOL, 0); 1178 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, 1179 AUVIA_RPCTRL_START | AUVIA_RPCTRL_AUTOSTART | 1180 AUVIA_RPCTRL_STOP | AUVIA_RPCTRL_EOL | AUVIA_RPCTRL_FLAG); 1181 } else { 1182 CH_WRITE1(sc, ch, AUVIA_RP_MODE, ch->sc_reg); 1183 CH_WRITE1(sc, ch, AUVIA_RP_CONTROL, AUVIA_RPCTRL_START); 1184 } 1185 1186 return 0; 1187 } 1188 1189 static int 1190 auvia_intr(void *arg) 1191 { 1192 struct auvia_softc *sc; 1193 struct auvia_softc_chan *ch; 1194 u_int8_t r; 1195 int rval; 1196 1197 sc = arg; 1198 rval = 0; 1199 ch = &sc->sc_record; 1200 1201 mutex_spin_enter(&sc->sc_intr_lock); 1202 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1203 if (r & AUVIA_RPSTAT_INTR) { 1204 if (sc->sc_record.sc_intr) 1205 sc->sc_record.sc_intr(sc->sc_record.sc_arg); 1206 1207 /* clear interrupts */ 1208 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1209 rval = 1; 1210 } 1211 1212 ch = &sc->sc_play; 1213 r = CH_READ1(sc, ch, AUVIA_RP_STAT); 1214 if (r & AUVIA_RPSTAT_INTR) { 1215 if (sc->sc_play.sc_intr) 1216 sc->sc_play.sc_intr(sc->sc_play.sc_arg); 1217 1218 /* clear interrupts */ 1219 CH_WRITE1(sc, ch, AUVIA_RP_STAT, AUVIA_RPSTAT_INTR); 1220 rval = 1; 1221 } 1222 mutex_spin_exit(&sc->sc_intr_lock); 1223 1224 return rval; 1225 } 1226 1227 static bool 1228 auvia_resume(device_t dv, const pmf_qual_t *qual) 1229 { 1230 struct auvia_softc *sc = device_private(dv); 1231 1232 mutex_enter(&sc->sc_lock); 1233 mutex_spin_enter(&sc->sc_intr_lock); 1234 auvia_reset_codec(sc); 1235 DELAY(1000); 1236 mutex_spin_exit(&sc->sc_intr_lock); 1237 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1238 mutex_exit(&sc->sc_lock); 1239 1240 return true; 1241 } 1242
Indexes created Mon Sep 29 21:09:56 GMT 2025