1 /* $NetBSD: fms.c,v 1.42 2014/03/29 19:28:24 christos 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 1.42 2014/03/29 19:28:24 christos 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 char intrbuf[PCI_INTRSTR_LEN]; 236 237 pa = aux; 238 sc = device_private(self); 239 sc->sc_dev = self; 240 intrstr = NULL; 241 pc = pa->pa_pc; 242 pt = pa->pa_tag; 243 aprint_naive(": Audio controller\n"); 244 aprint_normal(": Forte Media FM-801\n"); 245 246 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 247 &sc->sc_ioh, &sc->sc_ioaddr, &sc->sc_iosize)) { 248 aprint_error_dev(sc->sc_dev, "can't map i/o space\n"); 249 return; 250 } 251 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x30, 2, 252 &sc->sc_mpu_ioh)) 253 panic("fms_attach: can't get mpu subregion handle"); 254 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x68, 4, 255 &sc->sc_opl_ioh)) 256 panic("fms_attach: can't get opl subregion handle"); 257 258 if (pci_intr_map(pa, &ih)) { 259 aprint_error_dev(sc->sc_dev, "couldn't map interrupt\n"); 260 return; 261 } 262 intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf)); 263 264 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 265 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 266 267 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, fms_intr, sc); 268 if (sc->sc_ih == NULL) { 269 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt"); 270 if (intrstr != NULL) 271 aprint_error(" at %s", intrstr); 272 aprint_error("\n"); 273 mutex_destroy(&sc->sc_lock); 274 mutex_destroy(&sc->sc_intr_lock); 275 return; 276 } 277 278 sc->sc_dmat = pa->pa_dmat; 279 280 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr); 281 282 /* Disable legacy audio (SBPro compatibility) */ 283 pci_conf_write(pc, pt, 0x40, 0); 284 285 /* Reset codec and AC'97 */ 286 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020); 287 delay(2); /* > 1us according to AC'97 documentation */ 288 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000); 289 delay(1); /* > 168.2ns according to AC'97 documentation */ 290 291 /* Set up volume */ 292 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PCM_VOLUME, 0x0808); 293 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_FM_VOLUME, 0x0808); 294 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_I2S_VOLUME, 0x0808); 295 296 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_RECORD_SOURCE, 0x0000); 297 298 /* Unmask playback, record and mpu interrupts, mask the rest */ 299 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK); 300 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK, 301 (k1 & ~(FM_INTMASK_PLAY | FM_INTMASK_REC | FM_INTMASK_MPU)) | 302 FM_INTMASK_VOL); 303 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS, 304 FM_INTSTATUS_PLAY | FM_INTSTATUS_REC | FM_INTSTATUS_MPU | 305 FM_INTSTATUS_VOL); 306 307 sc->host_if.arg = sc; 308 sc->host_if.attach = fms_attach_codec; 309 sc->host_if.read = fms_read_codec; 310 sc->host_if.write = fms_write_codec; 311 sc->host_if.reset = fms_reset_codec; 312 313 if (ac97_attach(&sc->host_if, self, &sc->sc_lock) != 0) { 314 mutex_destroy(&sc->sc_intr_lock); 315 mutex_destroy(&sc->sc_lock); 316 return; 317 } 318 319 audio_attach_mi(&fms_hw_if, sc, sc->sc_dev); 320 321 aa.type = AUDIODEV_TYPE_OPL; 322 aa.hwif = NULL; 323 aa.hdl = NULL; 324 config_found(sc->sc_dev, &aa, audioprint); 325 326 aa.type = AUDIODEV_TYPE_MPU; 327 aa.hwif = NULL; 328 aa.hdl = NULL; 329 sc->sc_mpu_dev = config_found(sc->sc_dev, &aa, audioprint); 330 } 331 332 /* 333 * Each AC-link frame takes 20.8us, data should be ready in next frame, 334 * we allow more than two. 335 */ 336 #define TIMO 50 337 static int 338 fms_read_codec(void *addr, uint8_t reg, uint16_t *val) 339 { 340 struct fms_softc *sc; 341 int i; 342 343 sc = addr; 344 /* Poll until codec is ready */ 345 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh, 346 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++) 347 delay(1); 348 if (i >= TIMO) { 349 printf("fms: codec busy\n"); 350 return 1; 351 } 352 353 /* Write register index, read access */ 354 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD, 355 reg | FM_CODEC_CMD_READ); 356 357 /* Poll until we have valid data */ 358 for (i = 0; i < TIMO && !(bus_space_read_2(sc->sc_iot, sc->sc_ioh, 359 FM_CODEC_CMD) & FM_CODEC_CMD_VALID); i++) 360 delay(1); 361 if (i >= TIMO) { 362 printf("fms: no data from codec\n"); 363 return 1; 364 } 365 366 /* Read data */ 367 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA); 368 return 0; 369 } 370 371 static int 372 fms_write_codec(void *addr, uint8_t reg, uint16_t val) 373 { 374 struct fms_softc *sc = addr; 375 int i; 376 377 /* Poll until codec is ready */ 378 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh, 379 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++) 380 delay(1); 381 if (i >= TIMO) { 382 printf("fms: codec busy\n"); 383 return 1; 384 } 385 386 /* Write data */ 387 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA, val); 388 /* Write index register, write access */ 389 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD, reg); 390 return 0; 391 } 392 #undef TIMO 393 394 static int 395 fms_attach_codec(void *addr, struct ac97_codec_if *cif) 396 { 397 struct fms_softc *sc; 398 399 sc = addr; 400 sc->codec_if = cif; 401 return 0; 402 } 403 404 /* Cold Reset */ 405 static int 406 fms_reset_codec(void *addr) 407 { 408 struct fms_softc *sc; 409 410 sc = addr; 411 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020); 412 delay(2); 413 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000); 414 delay(1); 415 return 0; 416 } 417 418 static int 419 fms_intr(void *arg) 420 { 421 struct fms_softc *sc = arg; 422 #if NMPU > 0 423 struct mpu_softc *sc_mpu = device_private(sc->sc_mpu_dev); 424 #endif 425 uint16_t istat; 426 427 mutex_spin_enter(&sc->sc_intr_lock); 428 429 istat = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS); 430 431 if (istat & FM_INTSTATUS_PLAY) { 432 if ((sc->sc_play_nextblk += sc->sc_play_blksize) >= 433 sc->sc_play_end) 434 sc->sc_play_nextblk = sc->sc_play_start; 435 436 bus_space_write_4(sc->sc_iot, sc->sc_ioh, 437 sc->sc_play_flip++ & 1 ? 438 FM_PLAY_DMABUF2 : FM_PLAY_DMABUF1, sc->sc_play_nextblk); 439 440 if (sc->sc_pintr) 441 sc->sc_pintr(sc->sc_parg); 442 else 443 printf("unexpected play intr\n"); 444 } 445 446 if (istat & FM_INTSTATUS_REC) { 447 if ((sc->sc_rec_nextblk += sc->sc_rec_blksize) >= 448 sc->sc_rec_end) 449 sc->sc_rec_nextblk = sc->sc_rec_start; 450 451 bus_space_write_4(sc->sc_iot, sc->sc_ioh, 452 sc->sc_rec_flip++ & 1 ? 453 FM_REC_DMABUF2 : FM_REC_DMABUF1, sc->sc_rec_nextblk); 454 455 if (sc->sc_rintr) 456 sc->sc_rintr(sc->sc_rarg); 457 else 458 printf("unexpected rec intr\n"); 459 } 460 461 #if NMPU > 0 462 if (istat & FM_INTSTATUS_MPU) 463 mpu_intr(sc_mpu); 464 #endif 465 466 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS, 467 istat & (FM_INTSTATUS_PLAY | FM_INTSTATUS_REC)); 468 469 mutex_spin_exit(&sc->sc_intr_lock); 470 471 return 1; 472 } 473 474 static int 475 fms_query_encoding(void *addr, struct audio_encoding *fp) 476 { 477 478 switch (fp->index) { 479 case 0: 480 strcpy(fp->name, AudioEmulaw); 481 fp->encoding = AUDIO_ENCODING_ULAW; 482 fp->precision = 8; 483 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 484 return 0; 485 case 1: 486 strcpy(fp->name, AudioEslinear_le); 487 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 488 fp->precision = 16; 489 fp->flags = 0; 490 return 0; 491 case 2: 492 strcpy(fp->name, AudioEulinear); 493 fp->encoding = AUDIO_ENCODING_ULINEAR; 494 fp->precision = 8; 495 fp->flags = 0; 496 return 0; 497 case 3: 498 strcpy(fp->name, AudioEalaw); 499 fp->encoding = AUDIO_ENCODING_ALAW; 500 fp->precision = 8; 501 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 502 return 0; 503 case 4: 504 strcpy(fp->name, AudioEulinear_le); 505 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 506 fp->precision = 16; 507 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 508 return 0; 509 case 5: 510 strcpy(fp->name, AudioEslinear); 511 fp->encoding = AUDIO_ENCODING_SLINEAR; 512 fp->precision = 8; 513 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 514 return 0; 515 case 6: 516 strcpy(fp->name, AudioEulinear_be); 517 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 518 fp->precision = 16; 519 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 520 return 0; 521 case 7: 522 strcpy(fp->name, AudioEslinear_be); 523 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 524 fp->precision = 16; 525 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 526 return 0; 527 default: 528 return EINVAL; 529 } 530 } 531 532 /* 533 * Range below -limit- is set to -rate- 534 * What a pity FM801 does not have 24000 535 * 24000 -> 22050 sounds rather poor 536 */ 537 static struct { 538 int limit; 539 int rate; 540 } const fms_rates[11] = { 541 { 6600, 5500 }, 542 { 8750, 8000 }, 543 { 10250, 9600 }, 544 { 13200, 11025 }, 545 { 17500, 16000 }, 546 { 20500, 19200 }, 547 { 26500, 22050 }, 548 { 35000, 32000 }, 549 { 41000, 38400 }, 550 { 46000, 44100 }, 551 { 48000, 48000 }, 552 /* anything above -> 48000 */ 553 }; 554 555 #define FMS_NFORMATS 4 556 static const struct audio_format fms_formats[FMS_NFORMATS] = { 557 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 558 2, AUFMT_STEREO, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 559 32000, 38400, 44100, 48000}}, 560 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 561 1, AUFMT_MONAURAL, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 562 32000, 38400, 44100, 48000}}, 563 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 564 2, AUFMT_STEREO, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 565 32000, 38400, 44100, 48000}}, 566 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 567 1, AUFMT_MONAURAL, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 568 32000, 38400, 44100, 48000}}, 569 }; 570 571 static int 572 fms_set_params(void *addr, int setmode, int usemode, 573 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, 574 stream_filter_list_t *rfil) 575 { 576 struct fms_softc *sc; 577 int i, index; 578 579 sc = addr; 580 if (setmode & AUMODE_PLAY) { 581 for (i = 0; i < 10 && play->sample_rate > fms_rates[i].limit; 582 i++) 583 continue; 584 play->sample_rate = fms_rates[i].rate; 585 index = auconv_set_converter(fms_formats, FMS_NFORMATS, 586 AUMODE_PLAY, play, FALSE, pfil); 587 if (index < 0) 588 return EINVAL; 589 sc->sc_play_reg = i << 8; 590 if (fms_formats[index].channels == 2) 591 sc->sc_play_reg |= FM_PLAY_STEREO; 592 if (fms_formats[index].precision == 16) 593 sc->sc_play_reg |= FM_PLAY_16BIT; 594 } 595 596 if (setmode & AUMODE_RECORD) { 597 for (i = 0; i < 10 && rec->sample_rate > fms_rates[i].limit; 598 i++) 599 continue; 600 rec->sample_rate = fms_rates[i].rate; 601 index = auconv_set_converter(fms_formats, FMS_NFORMATS, 602 AUMODE_RECORD, rec, FALSE, rfil); 603 if (index < 0) 604 return EINVAL; 605 sc->sc_rec_reg = i << 8; 606 if (fms_formats[index].channels == 2) 607 sc->sc_rec_reg |= FM_REC_STEREO; 608 if (fms_formats[index].precision == 16) 609 sc->sc_rec_reg |= FM_REC_16BIT; 610 } 611 612 return 0; 613 } 614 615 static int 616 fms_round_blocksize(void *addr, int blk, int mode, 617 const audio_params_t *param) 618 { 619 620 return blk & ~0xf; 621 } 622 623 static int 624 fms_halt_output(void *addr) 625 { 626 struct fms_softc *sc; 627 uint16_t k1; 628 629 sc = addr; 630 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL); 631 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL, 632 (k1 & ~(FM_PLAY_STOPNOW | FM_PLAY_START)) | 633 FM_PLAY_BUF1_LAST | FM_PLAY_BUF2_LAST); 634 635 return 0; 636 } 637 638 static int 639 fms_halt_input(void *addr) 640 { 641 struct fms_softc *sc; 642 uint16_t k1; 643 644 sc = addr; 645 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL); 646 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL, 647 (k1 & ~(FM_REC_STOPNOW | FM_REC_START)) | 648 FM_REC_BUF1_LAST | FM_REC_BUF2_LAST); 649 650 return 0; 651 } 652 653 static int 654 fms_getdev(void *addr, struct audio_device *retp) 655 { 656 657 *retp = fms_device; 658 return 0; 659 } 660 661 static int 662 fms_set_port(void *addr, mixer_ctrl_t *cp) 663 { 664 struct fms_softc *sc; 665 666 sc = addr; 667 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 668 } 669 670 static int 671 fms_get_port(void *addr, mixer_ctrl_t *cp) 672 { 673 struct fms_softc *sc; 674 675 sc = addr; 676 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 677 } 678 679 static void * 680 fms_malloc(void *addr, int direction, size_t size) 681 { 682 struct fms_softc *sc; 683 struct fms_dma *p; 684 int error; 685 int rseg; 686 687 sc = addr; 688 p = kmem_alloc(sizeof(*p), KM_SLEEP); 689 if (p == NULL) 690 return NULL; 691 692 p->size = size; 693 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 694 1, &rseg, BUS_DMA_WAITOK)) != 0) { 695 aprint_error_dev(sc->sc_dev, "unable to allocate DMA, error = %d\n", error); 696 goto fail_alloc; 697 } 698 699 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 700 BUS_DMA_WAITOK | BUS_DMA_COHERENT)) != 0) { 701 aprint_error_dev(sc->sc_dev, "unable to map DMA, error = %d\n", 702 error); 703 goto fail_map; 704 } 705 706 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 707 BUS_DMA_WAITOK, &p->map)) != 0) { 708 aprint_error_dev(sc->sc_dev, "unable to create DMA map, error = %d\n", 709 error); 710 goto fail_create; 711 } 712 713 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 714 BUS_DMA_WAITOK)) != 0) { 715 aprint_error_dev(sc->sc_dev, "unable to load DMA map, error = %d\n", 716 error); 717 goto fail_load; 718 } 719 720 p->next = sc->sc_dmas; 721 sc->sc_dmas = p; 722 723 return p->addr; 724 725 726 fail_load: 727 bus_dmamap_destroy(sc->sc_dmat, p->map); 728 fail_create: 729 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 730 fail_map: 731 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 732 fail_alloc: 733 kmem_free(p, sizeof(*p)); 734 return NULL; 735 } 736 737 static void 738 fms_free(void *addr, void *ptr, size_t size) 739 { 740 struct fms_softc *sc; 741 struct fms_dma **pp, *p; 742 743 sc = addr; 744 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 745 if (p->addr == ptr) { 746 bus_dmamap_unload(sc->sc_dmat, p->map); 747 bus_dmamap_destroy(sc->sc_dmat, p->map); 748 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 749 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 750 751 *pp = p->next; 752 kmem_free(p, sizeof(*p)); 753 return; 754 } 755 756 panic("fms_free: trying to free unallocated memory"); 757 } 758 759 static size_t 760 fms_round_buffersize(void *addr, int direction, size_t size) 761 { 762 763 return size; 764 } 765 766 static paddr_t 767 fms_mappage(void *addr, void *mem, off_t off, int prot) 768 { 769 struct fms_softc *sc; 770 struct fms_dma *p; 771 772 sc = addr; 773 if (off < 0) 774 return -1; 775 776 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 777 continue; 778 if (p == NULL) 779 return -1; 780 781 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 782 BUS_DMA_WAITOK); 783 } 784 785 static int 786 fms_get_props(void *addr) 787 { 788 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 789 AUDIO_PROP_FULLDUPLEX; 790 } 791 792 static int 793 fms_query_devinfo(void *addr, mixer_devinfo_t *dip) 794 { 795 struct fms_softc *sc; 796 797 sc = addr; 798 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 799 } 800 801 static int 802 fms_trigger_output(void *addr, void *start, void *end, int blksize, 803 void (*intr)(void *), void *arg, const audio_params_t *param) 804 { 805 struct fms_softc *sc; 806 struct fms_dma *p; 807 808 sc = addr; 809 sc->sc_pintr = intr; 810 sc->sc_parg = arg; 811 812 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 813 continue; 814 815 if (p == NULL) 816 panic("fms_trigger_output: request with bad start " 817 "address (%p)", start); 818 819 sc->sc_play_start = p->map->dm_segs[0].ds_addr; 820 sc->sc_play_end = sc->sc_play_start + ((char *)end - (char *)start); 821 sc->sc_play_blksize = blksize; 822 sc->sc_play_nextblk = sc->sc_play_start + sc->sc_play_blksize; 823 sc->sc_play_flip = 0; 824 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMALEN, blksize - 1); 825 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF1, 826 sc->sc_play_start); 827 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF2, 828 sc->sc_play_nextblk); 829 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL, 830 FM_PLAY_START | FM_PLAY_STOPNOW | sc->sc_play_reg); 831 return 0; 832 } 833 834 835 static int 836 fms_trigger_input(void *addr, void *start, void *end, int blksize, 837 void (*intr)(void *), void *arg, const audio_params_t *param) 838 { 839 struct fms_softc *sc; 840 struct fms_dma *p; 841 842 sc = addr; 843 sc->sc_rintr = intr; 844 sc->sc_rarg = arg; 845 846 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 847 continue; 848 849 if (p == NULL) 850 panic("fms_trigger_input: request with bad start " 851 "address (%p)", start); 852 853 sc->sc_rec_start = p->map->dm_segs[0].ds_addr; 854 sc->sc_rec_end = sc->sc_rec_start + ((char *)end - (char *)start); 855 sc->sc_rec_blksize = blksize; 856 sc->sc_rec_nextblk = sc->sc_rec_start + sc->sc_rec_blksize; 857 sc->sc_rec_flip = 0; 858 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_DMALEN, blksize - 1); 859 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF1, 860 sc->sc_rec_start); 861 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF2, 862 sc->sc_rec_nextblk); 863 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL, 864 FM_REC_START | FM_REC_STOPNOW | sc->sc_rec_reg); 865 return 0; 866 } 867 868 static void 869 fms_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 870 { 871 struct fms_softc *sc; 872 873 sc = addr; 874 *intr = &sc->sc_intr_lock; 875 *thread = &sc->sc_lock; 876 } 877