fms.c revision 1.41
1 /* $NetBSD: fms.c,v 1.41 2012/10/27 17:18:32 chs Exp $ */ 2 3 /*- 4 * Copyright (c) 1999, 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Witold J. Wnuk. 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 * Forte Media FM801 Audio Device Driver 34 */ 35 36 #include <sys/cdefs.h> 37 __KERNEL_RCSID(0, "$NetBSD: fms.c,v 1.41 2012/10/27 17:18:32 chs Exp $"); 38 39 #include "mpu.h" 40 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/kernel.h> 44 #include <sys/kmem.h> 45 #include <sys/device.h> 46 #include <sys/audioio.h> 47 48 #include <sys/bus.h> 49 #include <sys/cpu.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/ac97var.h> 59 #include <dev/ic/mpuvar.h> 60 61 #include <dev/pci/fmsvar.h> 62 63 64 struct fms_dma { 65 struct fms_dma *next; 66 void *addr; 67 size_t size; 68 bus_dmamap_t map; 69 bus_dma_segment_t seg; 70 }; 71 72 73 74 static int fms_match(device_t, cfdata_t, void *); 75 static void fms_attach(device_t, device_t, void *); 76 static int fms_intr(void *); 77 78 static int fms_query_encoding(void *, struct audio_encoding *); 79 static int fms_set_params(void *, int, int, audio_params_t *, 80 audio_params_t *, stream_filter_list_t *, 81 stream_filter_list_t *); 82 static int fms_round_blocksize(void *, int, int, const audio_params_t *); 83 static int fms_halt_output(void *); 84 static int fms_halt_input(void *); 85 static int fms_getdev(void *, struct audio_device *); 86 static int fms_set_port(void *, mixer_ctrl_t *); 87 static int fms_get_port(void *, mixer_ctrl_t *); 88 static int fms_query_devinfo(void *, mixer_devinfo_t *); 89 static void *fms_malloc(void *, int, size_t); 90 static void fms_free(void *, void *, size_t); 91 static size_t fms_round_buffersize(void *, int, size_t); 92 static paddr_t fms_mappage(void *, void *, off_t, int); 93 static int fms_get_props(void *); 94 static int fms_trigger_output(void *, void *, void *, int, 95 void (*)(void *), void *, 96 const audio_params_t *); 97 static int fms_trigger_input(void *, void *, void *, int, 98 void (*)(void *), void *, 99 const audio_params_t *); 100 static void fms_get_locks(void *, kmutex_t **, kmutex_t **); 101 102 CFATTACH_DECL_NEW(fms, sizeof (struct fms_softc), 103 fms_match, fms_attach, NULL, NULL); 104 105 static struct audio_device fms_device = { 106 "Forte Media 801", 107 "1.0", 108 "fms" 109 }; 110 111 112 static const struct audio_hw_if fms_hw_if = { 113 NULL, /* open */ 114 NULL, /* close */ 115 NULL, 116 fms_query_encoding, 117 fms_set_params, 118 fms_round_blocksize, 119 NULL, 120 NULL, 121 NULL, 122 NULL, 123 NULL, 124 fms_halt_output, 125 fms_halt_input, 126 NULL, 127 fms_getdev, 128 NULL, 129 fms_set_port, 130 fms_get_port, 131 fms_query_devinfo, 132 fms_malloc, 133 fms_free, 134 fms_round_buffersize, 135 fms_mappage, 136 fms_get_props, 137 fms_trigger_output, 138 fms_trigger_input, 139 NULL, 140 fms_get_locks, 141 }; 142 143 static int fms_attach_codec(void *, struct ac97_codec_if *); 144 static int fms_read_codec(void *, uint8_t, uint16_t *); 145 static int fms_write_codec(void *, uint8_t, uint16_t); 146 static int fms_reset_codec(void *); 147 148 #define FM_PCM_VOLUME 0x00 149 #define FM_FM_VOLUME 0x02 150 #define FM_I2S_VOLUME 0x04 151 #define FM_RECORD_SOURCE 0x06 152 153 #define FM_PLAY_CTL 0x08 154 #define FM_PLAY_RATE_MASK 0x0f00 155 #define FM_PLAY_BUF1_LAST 0x0001 156 #define FM_PLAY_BUF2_LAST 0x0002 157 #define FM_PLAY_START 0x0020 158 #define FM_PLAY_PAUSE 0x0040 159 #define FM_PLAY_STOPNOW 0x0080 160 #define FM_PLAY_16BIT 0x4000 161 #define FM_PLAY_STEREO 0x8000 162 163 #define FM_PLAY_DMALEN 0x0a 164 #define FM_PLAY_DMABUF1 0x0c 165 #define FM_PLAY_DMABUF2 0x10 166 167 168 #define FM_REC_CTL 0x14 169 #define FM_REC_RATE_MASK 0x0f00 170 #define FM_REC_BUF1_LAST 0x0001 171 #define FM_REC_BUF2_LAST 0x0002 172 #define FM_REC_START 0x0020 173 #define FM_REC_PAUSE 0x0040 174 #define FM_REC_STOPNOW 0x0080 175 #define FM_REC_16BIT 0x4000 176 #define FM_REC_STEREO 0x8000 177 178 179 #define FM_REC_DMALEN 0x16 180 #define FM_REC_DMABUF1 0x18 181 #define FM_REC_DMABUF2 0x1c 182 183 #define FM_CODEC_CTL 0x22 184 #define FM_VOLUME 0x26 185 #define FM_VOLUME_MUTE 0x8000 186 187 #define FM_CODEC_CMD 0x2a 188 #define FM_CODEC_CMD_READ 0x0080 189 #define FM_CODEC_CMD_VALID 0x0100 190 #define FM_CODEC_CMD_BUSY 0x0200 191 192 #define FM_CODEC_DATA 0x2c 193 194 #define FM_IO_CTL 0x52 195 #define FM_CARD_CTL 0x54 196 197 #define FM_INTMASK 0x56 198 #define FM_INTMASK_PLAY 0x0001 199 #define FM_INTMASK_REC 0x0002 200 #define FM_INTMASK_VOL 0x0040 201 #define FM_INTMASK_MPU 0x0080 202 203 #define FM_INTSTATUS 0x5a 204 #define FM_INTSTATUS_PLAY 0x0100 205 #define FM_INTSTATUS_REC 0x0200 206 #define FM_INTSTATUS_VOL 0x4000 207 #define FM_INTSTATUS_MPU 0x8000 208 209 210 static int 211 fms_match(device_t parent, cfdata_t match, void *aux) 212 { 213 struct pci_attach_args *pa; 214 215 pa = (struct pci_attach_args *)aux; 216 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_FORTEMEDIA) 217 return 0; 218 if (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT_FORTEMEDIA_FM801) 219 return 0; 220 221 return 1; 222 } 223 224 static void 225 fms_attach(device_t parent, device_t self, void *aux) 226 { 227 struct pci_attach_args *pa; 228 struct fms_softc *sc; 229 struct audio_attach_args aa; 230 const char *intrstr; 231 pci_chipset_tag_t pc; 232 pcitag_t pt; 233 pci_intr_handle_t ih; 234 uint16_t k1; 235 236 pa = aux; 237 sc = device_private(self); 238 sc->sc_dev = self; 239 intrstr = NULL; 240 pc = pa->pa_pc; 241 pt = pa->pa_tag; 242 aprint_naive(": Audio controller\n"); 243 aprint_normal(": Forte Media FM-801\n"); 244 245 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 246 &sc->sc_ioh, &sc->sc_ioaddr, &sc->sc_iosize)) { 247 aprint_error_dev(sc->sc_dev, "can't map i/o space\n"); 248 return; 249 } 250 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x30, 2, 251 &sc->sc_mpu_ioh)) 252 panic("fms_attach: can't get mpu subregion handle"); 253 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x68, 4, 254 &sc->sc_opl_ioh)) 255 panic("fms_attach: can't get opl subregion handle"); 256 257 if (pci_intr_map(pa, &ih)) { 258 aprint_error_dev(sc->sc_dev, "couldn't map interrupt\n"); 259 return; 260 } 261 intrstr = pci_intr_string(pc, ih); 262 263 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 264 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 265 266 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, fms_intr, sc); 267 if (sc->sc_ih == NULL) { 268 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt"); 269 if (intrstr != NULL) 270 aprint_error(" at %s", intrstr); 271 aprint_error("\n"); 272 mutex_destroy(&sc->sc_lock); 273 mutex_destroy(&sc->sc_intr_lock); 274 return; 275 } 276 277 sc->sc_dmat = pa->pa_dmat; 278 279 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr); 280 281 /* Disable legacy audio (SBPro compatibility) */ 282 pci_conf_write(pc, pt, 0x40, 0); 283 284 /* Reset codec and AC'97 */ 285 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020); 286 delay(2); /* > 1us according to AC'97 documentation */ 287 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000); 288 delay(1); /* > 168.2ns according to AC'97 documentation */ 289 290 /* Set up volume */ 291 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PCM_VOLUME, 0x0808); 292 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_FM_VOLUME, 0x0808); 293 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_I2S_VOLUME, 0x0808); 294 295 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_RECORD_SOURCE, 0x0000); 296 297 /* Unmask playback, record and mpu interrupts, mask the rest */ 298 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK); 299 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK, 300 (k1 & ~(FM_INTMASK_PLAY | FM_INTMASK_REC | FM_INTMASK_MPU)) | 301 FM_INTMASK_VOL); 302 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS, 303 FM_INTSTATUS_PLAY | FM_INTSTATUS_REC | FM_INTSTATUS_MPU | 304 FM_INTSTATUS_VOL); 305 306 sc->host_if.arg = sc; 307 sc->host_if.attach = fms_attach_codec; 308 sc->host_if.read = fms_read_codec; 309 sc->host_if.write = fms_write_codec; 310 sc->host_if.reset = fms_reset_codec; 311 312 if (ac97_attach(&sc->host_if, self, &sc->sc_lock) != 0) { 313 mutex_destroy(&sc->sc_intr_lock); 314 mutex_destroy(&sc->sc_lock); 315 return; 316 } 317 318 audio_attach_mi(&fms_hw_if, sc, sc->sc_dev); 319 320 aa.type = AUDIODEV_TYPE_OPL; 321 aa.hwif = NULL; 322 aa.hdl = NULL; 323 config_found(sc->sc_dev, &aa, audioprint); 324 325 aa.type = AUDIODEV_TYPE_MPU; 326 aa.hwif = NULL; 327 aa.hdl = NULL; 328 sc->sc_mpu_dev = config_found(sc->sc_dev, &aa, audioprint); 329 } 330 331 /* 332 * Each AC-link frame takes 20.8us, data should be ready in next frame, 333 * we allow more than two. 334 */ 335 #define TIMO 50 336 static int 337 fms_read_codec(void *addr, uint8_t reg, uint16_t *val) 338 { 339 struct fms_softc *sc; 340 int i; 341 342 sc = addr; 343 /* Poll until codec is ready */ 344 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh, 345 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++) 346 delay(1); 347 if (i >= TIMO) { 348 printf("fms: codec busy\n"); 349 return 1; 350 } 351 352 /* Write register index, read access */ 353 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD, 354 reg | FM_CODEC_CMD_READ); 355 356 /* Poll until we have valid data */ 357 for (i = 0; i < TIMO && !(bus_space_read_2(sc->sc_iot, sc->sc_ioh, 358 FM_CODEC_CMD) & FM_CODEC_CMD_VALID); i++) 359 delay(1); 360 if (i >= TIMO) { 361 printf("fms: no data from codec\n"); 362 return 1; 363 } 364 365 /* Read data */ 366 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA); 367 return 0; 368 } 369 370 static int 371 fms_write_codec(void *addr, uint8_t reg, uint16_t val) 372 { 373 struct fms_softc *sc = addr; 374 int i; 375 376 /* Poll until codec is ready */ 377 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh, 378 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++) 379 delay(1); 380 if (i >= TIMO) { 381 printf("fms: codec busy\n"); 382 return 1; 383 } 384 385 /* Write data */ 386 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA, val); 387 /* Write index register, write access */ 388 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD, reg); 389 return 0; 390 } 391 #undef TIMO 392 393 static int 394 fms_attach_codec(void *addr, struct ac97_codec_if *cif) 395 { 396 struct fms_softc *sc; 397 398 sc = addr; 399 sc->codec_if = cif; 400 return 0; 401 } 402 403 /* Cold Reset */ 404 static int 405 fms_reset_codec(void *addr) 406 { 407 struct fms_softc *sc; 408 409 sc = addr; 410 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020); 411 delay(2); 412 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000); 413 delay(1); 414 return 0; 415 } 416 417 static int 418 fms_intr(void *arg) 419 { 420 struct fms_softc *sc = arg; 421 #if NMPU > 0 422 struct mpu_softc *sc_mpu = device_private(sc->sc_mpu_dev); 423 #endif 424 uint16_t istat; 425 426 mutex_spin_enter(&sc->sc_intr_lock); 427 428 istat = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS); 429 430 if (istat & FM_INTSTATUS_PLAY) { 431 if ((sc->sc_play_nextblk += sc->sc_play_blksize) >= 432 sc->sc_play_end) 433 sc->sc_play_nextblk = sc->sc_play_start; 434 435 bus_space_write_4(sc->sc_iot, sc->sc_ioh, 436 sc->sc_play_flip++ & 1 ? 437 FM_PLAY_DMABUF2 : FM_PLAY_DMABUF1, sc->sc_play_nextblk); 438 439 if (sc->sc_pintr) 440 sc->sc_pintr(sc->sc_parg); 441 else 442 printf("unexpected play intr\n"); 443 } 444 445 if (istat & FM_INTSTATUS_REC) { 446 if ((sc->sc_rec_nextblk += sc->sc_rec_blksize) >= 447 sc->sc_rec_end) 448 sc->sc_rec_nextblk = sc->sc_rec_start; 449 450 bus_space_write_4(sc->sc_iot, sc->sc_ioh, 451 sc->sc_rec_flip++ & 1 ? 452 FM_REC_DMABUF2 : FM_REC_DMABUF1, sc->sc_rec_nextblk); 453 454 if (sc->sc_rintr) 455 sc->sc_rintr(sc->sc_rarg); 456 else 457 printf("unexpected rec intr\n"); 458 } 459 460 #if NMPU > 0 461 if (istat & FM_INTSTATUS_MPU) 462 mpu_intr(sc_mpu); 463 #endif 464 465 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS, 466 istat & (FM_INTSTATUS_PLAY | FM_INTSTATUS_REC)); 467 468 mutex_spin_exit(&sc->sc_intr_lock); 469 470 return 1; 471 } 472 473 static int 474 fms_query_encoding(void *addr, struct audio_encoding *fp) 475 { 476 477 switch (fp->index) { 478 case 0: 479 strcpy(fp->name, AudioEmulaw); 480 fp->encoding = AUDIO_ENCODING_ULAW; 481 fp->precision = 8; 482 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 483 return 0; 484 case 1: 485 strcpy(fp->name, AudioEslinear_le); 486 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 487 fp->precision = 16; 488 fp->flags = 0; 489 return 0; 490 case 2: 491 strcpy(fp->name, AudioEulinear); 492 fp->encoding = AUDIO_ENCODING_ULINEAR; 493 fp->precision = 8; 494 fp->flags = 0; 495 return 0; 496 case 3: 497 strcpy(fp->name, AudioEalaw); 498 fp->encoding = AUDIO_ENCODING_ALAW; 499 fp->precision = 8; 500 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 501 return 0; 502 case 4: 503 strcpy(fp->name, AudioEulinear_le); 504 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 505 fp->precision = 16; 506 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 507 return 0; 508 case 5: 509 strcpy(fp->name, AudioEslinear); 510 fp->encoding = AUDIO_ENCODING_SLINEAR; 511 fp->precision = 8; 512 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 513 return 0; 514 case 6: 515 strcpy(fp->name, AudioEulinear_be); 516 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 517 fp->precision = 16; 518 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 519 return 0; 520 case 7: 521 strcpy(fp->name, AudioEslinear_be); 522 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 523 fp->precision = 16; 524 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 525 return 0; 526 default: 527 return EINVAL; 528 } 529 } 530 531 /* 532 * Range below -limit- is set to -rate- 533 * What a pity FM801 does not have 24000 534 * 24000 -> 22050 sounds rather poor 535 */ 536 static struct { 537 int limit; 538 int rate; 539 } const fms_rates[11] = { 540 { 6600, 5500 }, 541 { 8750, 8000 }, 542 { 10250, 9600 }, 543 { 13200, 11025 }, 544 { 17500, 16000 }, 545 { 20500, 19200 }, 546 { 26500, 22050 }, 547 { 35000, 32000 }, 548 { 41000, 38400 }, 549 { 46000, 44100 }, 550 { 48000, 48000 }, 551 /* anything above -> 48000 */ 552 }; 553 554 #define FMS_NFORMATS 4 555 static const struct audio_format fms_formats[FMS_NFORMATS] = { 556 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 557 2, AUFMT_STEREO, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 558 32000, 38400, 44100, 48000}}, 559 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 560 1, AUFMT_MONAURAL, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 561 32000, 38400, 44100, 48000}}, 562 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 563 2, AUFMT_STEREO, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 564 32000, 38400, 44100, 48000}}, 565 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 566 1, AUFMT_MONAURAL, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 567 32000, 38400, 44100, 48000}}, 568 }; 569 570 static int 571 fms_set_params(void *addr, int setmode, int usemode, 572 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, 573 stream_filter_list_t *rfil) 574 { 575 struct fms_softc *sc; 576 int i, index; 577 578 sc = addr; 579 if (setmode & AUMODE_PLAY) { 580 for (i = 0; i < 10 && play->sample_rate > fms_rates[i].limit; 581 i++) 582 continue; 583 play->sample_rate = fms_rates[i].rate; 584 index = auconv_set_converter(fms_formats, FMS_NFORMATS, 585 AUMODE_PLAY, play, FALSE, pfil); 586 if (index < 0) 587 return EINVAL; 588 sc->sc_play_reg = i << 8; 589 if (fms_formats[index].channels == 2) 590 sc->sc_play_reg |= FM_PLAY_STEREO; 591 if (fms_formats[index].precision == 16) 592 sc->sc_play_reg |= FM_PLAY_16BIT; 593 } 594 595 if (setmode & AUMODE_RECORD) { 596 for (i = 0; i < 10 && rec->sample_rate > fms_rates[i].limit; 597 i++) 598 continue; 599 rec->sample_rate = fms_rates[i].rate; 600 index = auconv_set_converter(fms_formats, FMS_NFORMATS, 601 AUMODE_RECORD, rec, FALSE, rfil); 602 if (index < 0) 603 return EINVAL; 604 sc->sc_rec_reg = i << 8; 605 if (fms_formats[index].channels == 2) 606 sc->sc_rec_reg |= FM_REC_STEREO; 607 if (fms_formats[index].precision == 16) 608 sc->sc_rec_reg |= FM_REC_16BIT; 609 } 610 611 return 0; 612 } 613 614 static int 615 fms_round_blocksize(void *addr, int blk, int mode, 616 const audio_params_t *param) 617 { 618 619 return blk & ~0xf; 620 } 621 622 static int 623 fms_halt_output(void *addr) 624 { 625 struct fms_softc *sc; 626 uint16_t k1; 627 628 sc = addr; 629 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL); 630 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL, 631 (k1 & ~(FM_PLAY_STOPNOW | FM_PLAY_START)) | 632 FM_PLAY_BUF1_LAST | FM_PLAY_BUF2_LAST); 633 634 return 0; 635 } 636 637 static int 638 fms_halt_input(void *addr) 639 { 640 struct fms_softc *sc; 641 uint16_t k1; 642 643 sc = addr; 644 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL); 645 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL, 646 (k1 & ~(FM_REC_STOPNOW | FM_REC_START)) | 647 FM_REC_BUF1_LAST | FM_REC_BUF2_LAST); 648 649 return 0; 650 } 651 652 static int 653 fms_getdev(void *addr, struct audio_device *retp) 654 { 655 656 *retp = fms_device; 657 return 0; 658 } 659 660 static int 661 fms_set_port(void *addr, mixer_ctrl_t *cp) 662 { 663 struct fms_softc *sc; 664 665 sc = addr; 666 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 667 } 668 669 static int 670 fms_get_port(void *addr, mixer_ctrl_t *cp) 671 { 672 struct fms_softc *sc; 673 674 sc = addr; 675 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 676 } 677 678 static void * 679 fms_malloc(void *addr, int direction, size_t size) 680 { 681 struct fms_softc *sc; 682 struct fms_dma *p; 683 int error; 684 int rseg; 685 686 sc = addr; 687 p = kmem_alloc(sizeof(*p), KM_SLEEP); 688 if (p == NULL) 689 return NULL; 690 691 p->size = size; 692 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 693 1, &rseg, BUS_DMA_WAITOK)) != 0) { 694 aprint_error_dev(sc->sc_dev, "unable to allocate DMA, error = %d\n", error); 695 goto fail_alloc; 696 } 697 698 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 699 BUS_DMA_WAITOK | BUS_DMA_COHERENT)) != 0) { 700 aprint_error_dev(sc->sc_dev, "unable to map DMA, error = %d\n", 701 error); 702 goto fail_map; 703 } 704 705 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 706 BUS_DMA_WAITOK, &p->map)) != 0) { 707 aprint_error_dev(sc->sc_dev, "unable to create DMA map, error = %d\n", 708 error); 709 goto fail_create; 710 } 711 712 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 713 BUS_DMA_WAITOK)) != 0) { 714 aprint_error_dev(sc->sc_dev, "unable to load DMA map, error = %d\n", 715 error); 716 goto fail_load; 717 } 718 719 p->next = sc->sc_dmas; 720 sc->sc_dmas = p; 721 722 return p->addr; 723 724 725 fail_load: 726 bus_dmamap_destroy(sc->sc_dmat, p->map); 727 fail_create: 728 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 729 fail_map: 730 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 731 fail_alloc: 732 kmem_free(p, sizeof(*p)); 733 return NULL; 734 } 735 736 static void 737 fms_free(void *addr, void *ptr, size_t size) 738 { 739 struct fms_softc *sc; 740 struct fms_dma **pp, *p; 741 742 sc = addr; 743 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 744 if (p->addr == ptr) { 745 bus_dmamap_unload(sc->sc_dmat, p->map); 746 bus_dmamap_destroy(sc->sc_dmat, p->map); 747 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 748 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 749 750 *pp = p->next; 751 kmem_free(p, sizeof(*p)); 752 return; 753 } 754 755 panic("fms_free: trying to free unallocated memory"); 756 } 757 758 static size_t 759 fms_round_buffersize(void *addr, int direction, size_t size) 760 { 761 762 return size; 763 } 764 765 static paddr_t 766 fms_mappage(void *addr, void *mem, off_t off, int prot) 767 { 768 struct fms_softc *sc; 769 struct fms_dma *p; 770 771 sc = addr; 772 if (off < 0) 773 return -1; 774 775 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 776 continue; 777 if (p == NULL) 778 return -1; 779 780 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 781 BUS_DMA_WAITOK); 782 } 783 784 static int 785 fms_get_props(void *addr) 786 { 787 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 788 AUDIO_PROP_FULLDUPLEX; 789 } 790 791 static int 792 fms_query_devinfo(void *addr, mixer_devinfo_t *dip) 793 { 794 struct fms_softc *sc; 795 796 sc = addr; 797 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 798 } 799 800 static int 801 fms_trigger_output(void *addr, void *start, void *end, int blksize, 802 void (*intr)(void *), void *arg, const audio_params_t *param) 803 { 804 struct fms_softc *sc; 805 struct fms_dma *p; 806 807 sc = addr; 808 sc->sc_pintr = intr; 809 sc->sc_parg = arg; 810 811 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 812 continue; 813 814 if (p == NULL) 815 panic("fms_trigger_output: request with bad start " 816 "address (%p)", start); 817 818 sc->sc_play_start = p->map->dm_segs[0].ds_addr; 819 sc->sc_play_end = sc->sc_play_start + ((char *)end - (char *)start); 820 sc->sc_play_blksize = blksize; 821 sc->sc_play_nextblk = sc->sc_play_start + sc->sc_play_blksize; 822 sc->sc_play_flip = 0; 823 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMALEN, blksize - 1); 824 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF1, 825 sc->sc_play_start); 826 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF2, 827 sc->sc_play_nextblk); 828 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL, 829 FM_PLAY_START | FM_PLAY_STOPNOW | sc->sc_play_reg); 830 return 0; 831 } 832 833 834 static int 835 fms_trigger_input(void *addr, void *start, void *end, int blksize, 836 void (*intr)(void *), void *arg, const audio_params_t *param) 837 { 838 struct fms_softc *sc; 839 struct fms_dma *p; 840 841 sc = addr; 842 sc->sc_rintr = intr; 843 sc->sc_rarg = arg; 844 845 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 846 continue; 847 848 if (p == NULL) 849 panic("fms_trigger_input: request with bad start " 850 "address (%p)", start); 851 852 sc->sc_rec_start = p->map->dm_segs[0].ds_addr; 853 sc->sc_rec_end = sc->sc_rec_start + ((char *)end - (char *)start); 854 sc->sc_rec_blksize = blksize; 855 sc->sc_rec_nextblk = sc->sc_rec_start + sc->sc_rec_blksize; 856 sc->sc_rec_flip = 0; 857 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_DMALEN, blksize - 1); 858 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF1, 859 sc->sc_rec_start); 860 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF2, 861 sc->sc_rec_nextblk); 862 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL, 863 FM_REC_START | FM_REC_STOPNOW | sc->sc_rec_reg); 864 return 0; 865 } 866 867 static void 868 fms_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 869 { 870 struct fms_softc *sc; 871 872 sc = addr; 873 *intr = &sc->sc_intr_lock; 874 *thread = &sc->sc_lock; 875 } 876
Indexes created Fri Sep 26 20:09:58 GMT 2025