1 /* $NetBSD: fms.c,v 1.40 2011/11/24 03:35:59 mrg 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 1.40 2011/11/24 03:35:59 mrg 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(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 intrstr = NULL; 239 pc = pa->pa_pc; 240 pt = pa->pa_tag; 241 aprint_naive(": Audio controller\n"); 242 aprint_normal(": Forte Media FM-801\n"); 243 244 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 245 &sc->sc_ioh, &sc->sc_ioaddr, &sc->sc_iosize)) { 246 aprint_error_dev(&sc->sc_dev, "can't map i/o space\n"); 247 return; 248 } 249 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x30, 2, 250 &sc->sc_mpu_ioh)) 251 panic("fms_attach: can't get mpu subregion handle"); 252 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x68, 4, 253 &sc->sc_opl_ioh)) 254 panic("fms_attach: can't get opl subregion handle"); 255 256 if (pci_intr_map(pa, &ih)) { 257 aprint_error_dev(&sc->sc_dev, "couldn't map interrupt\n"); 258 return; 259 } 260 intrstr = pci_intr_string(pc, ih); 261 262 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 263 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 264 265 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, fms_intr, sc); 266 if (sc->sc_ih == NULL) { 267 aprint_error_dev(&sc->sc_dev, "couldn't establish interrupt"); 268 if (intrstr != NULL) 269 aprint_error(" at %s", intrstr); 270 aprint_error("\n"); 271 mutex_destroy(&sc->sc_lock); 272 mutex_destroy(&sc->sc_intr_lock); 273 return; 274 } 275 276 sc->sc_dmat = pa->pa_dmat; 277 278 aprint_normal_dev(&sc->sc_dev, "interrupting at %s\n", intrstr); 279 280 /* Disable legacy audio (SBPro compatibility) */ 281 pci_conf_write(pc, pt, 0x40, 0); 282 283 /* Reset codec and AC'97 */ 284 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020); 285 delay(2); /* > 1us according to AC'97 documentation */ 286 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000); 287 delay(1); /* > 168.2ns according to AC'97 documentation */ 288 289 /* Set up volume */ 290 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PCM_VOLUME, 0x0808); 291 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_FM_VOLUME, 0x0808); 292 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_I2S_VOLUME, 0x0808); 293 294 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_RECORD_SOURCE, 0x0000); 295 296 /* Unmask playback, record and mpu interrupts, mask the rest */ 297 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK); 298 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK, 299 (k1 & ~(FM_INTMASK_PLAY | FM_INTMASK_REC | FM_INTMASK_MPU)) | 300 FM_INTMASK_VOL); 301 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS, 302 FM_INTSTATUS_PLAY | FM_INTSTATUS_REC | FM_INTSTATUS_MPU | 303 FM_INTSTATUS_VOL); 304 305 sc->host_if.arg = sc; 306 sc->host_if.attach = fms_attach_codec; 307 sc->host_if.read = fms_read_codec; 308 sc->host_if.write = fms_write_codec; 309 sc->host_if.reset = fms_reset_codec; 310 311 if (ac97_attach(&sc->host_if, self, &sc->sc_lock) != 0) { 312 mutex_destroy(&sc->sc_intr_lock); 313 mutex_destroy(&sc->sc_lock); 314 return; 315 } 316 317 audio_attach_mi(&fms_hw_if, sc, &sc->sc_dev); 318 319 aa.type = AUDIODEV_TYPE_OPL; 320 aa.hwif = NULL; 321 aa.hdl = NULL; 322 config_found(&sc->sc_dev, &aa, audioprint); 323 324 aa.type = AUDIODEV_TYPE_MPU; 325 aa.hwif = NULL; 326 aa.hdl = NULL; 327 sc->sc_mpu_dev = config_found(&sc->sc_dev, &aa, audioprint); 328 } 329 330 /* 331 * Each AC-link frame takes 20.8us, data should be ready in next frame, 332 * we allow more than two. 333 */ 334 #define TIMO 50 335 static int 336 fms_read_codec(void *addr, uint8_t reg, uint16_t *val) 337 { 338 struct fms_softc *sc; 339 int i; 340 341 sc = addr; 342 /* Poll until codec is ready */ 343 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh, 344 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++) 345 delay(1); 346 if (i >= TIMO) { 347 printf("fms: codec busy\n"); 348 return 1; 349 } 350 351 /* Write register index, read access */ 352 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD, 353 reg | FM_CODEC_CMD_READ); 354 355 /* Poll until we have valid data */ 356 for (i = 0; i < TIMO && !(bus_space_read_2(sc->sc_iot, sc->sc_ioh, 357 FM_CODEC_CMD) & FM_CODEC_CMD_VALID); i++) 358 delay(1); 359 if (i >= TIMO) { 360 printf("fms: no data from codec\n"); 361 return 1; 362 } 363 364 /* Read data */ 365 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA); 366 return 0; 367 } 368 369 static int 370 fms_write_codec(void *addr, uint8_t reg, uint16_t val) 371 { 372 struct fms_softc *sc = addr; 373 int i; 374 375 /* Poll until codec is ready */ 376 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh, 377 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++) 378 delay(1); 379 if (i >= TIMO) { 380 printf("fms: codec busy\n"); 381 return 1; 382 } 383 384 /* Write data */ 385 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA, val); 386 /* Write index register, write access */ 387 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD, reg); 388 return 0; 389 } 390 #undef TIMO 391 392 static int 393 fms_attach_codec(void *addr, struct ac97_codec_if *cif) 394 { 395 struct fms_softc *sc; 396 397 sc = addr; 398 sc->codec_if = cif; 399 return 0; 400 } 401 402 /* Cold Reset */ 403 static int 404 fms_reset_codec(void *addr) 405 { 406 struct fms_softc *sc; 407 408 sc = addr; 409 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020); 410 delay(2); 411 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000); 412 delay(1); 413 return 0; 414 } 415 416 static int 417 fms_intr(void *arg) 418 { 419 struct fms_softc *sc = arg; 420 #if NMPU > 0 421 struct mpu_softc *sc_mpu = device_private(sc->sc_mpu_dev); 422 #endif 423 uint16_t istat; 424 425 mutex_spin_enter(&sc->sc_intr_lock); 426 427 istat = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS); 428 429 if (istat & FM_INTSTATUS_PLAY) { 430 if ((sc->sc_play_nextblk += sc->sc_play_blksize) >= 431 sc->sc_play_end) 432 sc->sc_play_nextblk = sc->sc_play_start; 433 434 bus_space_write_4(sc->sc_iot, sc->sc_ioh, 435 sc->sc_play_flip++ & 1 ? 436 FM_PLAY_DMABUF2 : FM_PLAY_DMABUF1, sc->sc_play_nextblk); 437 438 if (sc->sc_pintr) 439 sc->sc_pintr(sc->sc_parg); 440 else 441 printf("unexpected play intr\n"); 442 } 443 444 if (istat & FM_INTSTATUS_REC) { 445 if ((sc->sc_rec_nextblk += sc->sc_rec_blksize) >= 446 sc->sc_rec_end) 447 sc->sc_rec_nextblk = sc->sc_rec_start; 448 449 bus_space_write_4(sc->sc_iot, sc->sc_ioh, 450 sc->sc_rec_flip++ & 1 ? 451 FM_REC_DMABUF2 : FM_REC_DMABUF1, sc->sc_rec_nextblk); 452 453 if (sc->sc_rintr) 454 sc->sc_rintr(sc->sc_rarg); 455 else 456 printf("unexpected rec intr\n"); 457 } 458 459 #if NMPU > 0 460 if (istat & FM_INTSTATUS_MPU) 461 mpu_intr(sc_mpu); 462 #endif 463 464 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS, 465 istat & (FM_INTSTATUS_PLAY | FM_INTSTATUS_REC)); 466 467 mutex_spin_exit(&sc->sc_intr_lock); 468 469 return 1; 470 } 471 472 static int 473 fms_query_encoding(void *addr, struct audio_encoding *fp) 474 { 475 476 switch (fp->index) { 477 case 0: 478 strcpy(fp->name, AudioEmulaw); 479 fp->encoding = AUDIO_ENCODING_ULAW; 480 fp->precision = 8; 481 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 482 return 0; 483 case 1: 484 strcpy(fp->name, AudioEslinear_le); 485 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 486 fp->precision = 16; 487 fp->flags = 0; 488 return 0; 489 case 2: 490 strcpy(fp->name, AudioEulinear); 491 fp->encoding = AUDIO_ENCODING_ULINEAR; 492 fp->precision = 8; 493 fp->flags = 0; 494 return 0; 495 case 3: 496 strcpy(fp->name, AudioEalaw); 497 fp->encoding = AUDIO_ENCODING_ALAW; 498 fp->precision = 8; 499 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 500 return 0; 501 case 4: 502 strcpy(fp->name, AudioEulinear_le); 503 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 504 fp->precision = 16; 505 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 506 return 0; 507 case 5: 508 strcpy(fp->name, AudioEslinear); 509 fp->encoding = AUDIO_ENCODING_SLINEAR; 510 fp->precision = 8; 511 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 512 return 0; 513 case 6: 514 strcpy(fp->name, AudioEulinear_be); 515 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 516 fp->precision = 16; 517 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 518 return 0; 519 case 7: 520 strcpy(fp->name, AudioEslinear_be); 521 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 522 fp->precision = 16; 523 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 524 return 0; 525 default: 526 return EINVAL; 527 } 528 } 529 530 /* 531 * Range below -limit- is set to -rate- 532 * What a pity FM801 does not have 24000 533 * 24000 -> 22050 sounds rather poor 534 */ 535 static struct { 536 int limit; 537 int rate; 538 } const fms_rates[11] = { 539 { 6600, 5500 }, 540 { 8750, 8000 }, 541 { 10250, 9600 }, 542 { 13200, 11025 }, 543 { 17500, 16000 }, 544 { 20500, 19200 }, 545 { 26500, 22050 }, 546 { 35000, 32000 }, 547 { 41000, 38400 }, 548 { 46000, 44100 }, 549 { 48000, 48000 }, 550 /* anything above -> 48000 */ 551 }; 552 553 #define FMS_NFORMATS 4 554 static const struct audio_format fms_formats[FMS_NFORMATS] = { 555 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 556 2, AUFMT_STEREO, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 557 32000, 38400, 44100, 48000}}, 558 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 559 1, AUFMT_MONAURAL, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 560 32000, 38400, 44100, 48000}}, 561 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 562 2, AUFMT_STEREO, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 563 32000, 38400, 44100, 48000}}, 564 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 565 1, AUFMT_MONAURAL, 11, {5500, 8000, 9600, 11025, 16000, 19200, 22050, 566 32000, 38400, 44100, 48000}}, 567 }; 568 569 static int 570 fms_set_params(void *addr, int setmode, int usemode, 571 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, 572 stream_filter_list_t *rfil) 573 { 574 struct fms_softc *sc; 575 int i, index; 576 577 sc = addr; 578 if (setmode & AUMODE_PLAY) { 579 for (i = 0; i < 10 && play->sample_rate > fms_rates[i].limit; 580 i++) 581 continue; 582 play->sample_rate = fms_rates[i].rate; 583 index = auconv_set_converter(fms_formats, FMS_NFORMATS, 584 AUMODE_PLAY, play, FALSE, pfil); 585 if (index < 0) 586 return EINVAL; 587 sc->sc_play_reg = i << 8; 588 if (fms_formats[index].channels == 2) 589 sc->sc_play_reg |= FM_PLAY_STEREO; 590 if (fms_formats[index].precision == 16) 591 sc->sc_play_reg |= FM_PLAY_16BIT; 592 } 593 594 if (setmode & AUMODE_RECORD) { 595 for (i = 0; i < 10 && rec->sample_rate > fms_rates[i].limit; 596 i++) 597 continue; 598 rec->sample_rate = fms_rates[i].rate; 599 index = auconv_set_converter(fms_formats, FMS_NFORMATS, 600 AUMODE_RECORD, rec, FALSE, rfil); 601 if (index < 0) 602 return EINVAL; 603 sc->sc_rec_reg = i << 8; 604 if (fms_formats[index].channels == 2) 605 sc->sc_rec_reg |= FM_REC_STEREO; 606 if (fms_formats[index].precision == 16) 607 sc->sc_rec_reg |= FM_REC_16BIT; 608 } 609 610 return 0; 611 } 612 613 static int 614 fms_round_blocksize(void *addr, int blk, int mode, 615 const audio_params_t *param) 616 { 617 618 return blk & ~0xf; 619 } 620 621 static int 622 fms_halt_output(void *addr) 623 { 624 struct fms_softc *sc; 625 uint16_t k1; 626 627 sc = addr; 628 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL); 629 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL, 630 (k1 & ~(FM_PLAY_STOPNOW | FM_PLAY_START)) | 631 FM_PLAY_BUF1_LAST | FM_PLAY_BUF2_LAST); 632 633 return 0; 634 } 635 636 static int 637 fms_halt_input(void *addr) 638 { 639 struct fms_softc *sc; 640 uint16_t k1; 641 642 sc = addr; 643 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL); 644 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL, 645 (k1 & ~(FM_REC_STOPNOW | FM_REC_START)) | 646 FM_REC_BUF1_LAST | FM_REC_BUF2_LAST); 647 648 return 0; 649 } 650 651 static int 652 fms_getdev(void *addr, struct audio_device *retp) 653 { 654 655 *retp = fms_device; 656 return 0; 657 } 658 659 static int 660 fms_set_port(void *addr, mixer_ctrl_t *cp) 661 { 662 struct fms_softc *sc; 663 664 sc = addr; 665 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 666 } 667 668 static int 669 fms_get_port(void *addr, mixer_ctrl_t *cp) 670 { 671 struct fms_softc *sc; 672 673 sc = addr; 674 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 675 } 676 677 static void * 678 fms_malloc(void *addr, int direction, size_t size) 679 { 680 struct fms_softc *sc; 681 struct fms_dma *p; 682 int error; 683 int rseg; 684 685 sc = addr; 686 p = kmem_alloc(sizeof(*p), KM_SLEEP); 687 if (p == NULL) 688 return NULL; 689 690 p->size = size; 691 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &p->seg, 692 1, &rseg, BUS_DMA_WAITOK)) != 0) { 693 aprint_error_dev(&sc->sc_dev, "unable to allocate DMA, error = %d\n", error); 694 goto fail_alloc; 695 } 696 697 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 698 BUS_DMA_WAITOK | BUS_DMA_COHERENT)) != 0) { 699 aprint_error_dev(&sc->sc_dev, "unable to map DMA, error = %d\n", 700 error); 701 goto fail_map; 702 } 703 704 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 705 BUS_DMA_WAITOK, &p->map)) != 0) { 706 aprint_error_dev(&sc->sc_dev, "unable to create DMA map, error = %d\n", 707 error); 708 goto fail_create; 709 } 710 711 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 712 BUS_DMA_WAITOK)) != 0) { 713 aprint_error_dev(&sc->sc_dev, "unable to load DMA map, error = %d\n", 714 error); 715 goto fail_load; 716 } 717 718 p->next = sc->sc_dmas; 719 sc->sc_dmas = p; 720 721 return p->addr; 722 723 724 fail_load: 725 bus_dmamap_destroy(sc->sc_dmat, p->map); 726 fail_create: 727 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 728 fail_map: 729 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 730 fail_alloc: 731 kmem_free(p, sizeof(*p)); 732 return NULL; 733 } 734 735 static void 736 fms_free(void *addr, void *ptr, size_t size) 737 { 738 struct fms_softc *sc; 739 struct fms_dma **pp, *p; 740 741 sc = addr; 742 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 743 if (p->addr == ptr) { 744 bus_dmamap_unload(sc->sc_dmat, p->map); 745 bus_dmamap_destroy(sc->sc_dmat, p->map); 746 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 747 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 748 749 *pp = p->next; 750 kmem_free(p, sizeof(*p)); 751 return; 752 } 753 754 panic("fms_free: trying to free unallocated memory"); 755 } 756 757 static size_t 758 fms_round_buffersize(void *addr, int direction, size_t size) 759 { 760 761 return size; 762 } 763 764 static paddr_t 765 fms_mappage(void *addr, void *mem, off_t off, int prot) 766 { 767 struct fms_softc *sc; 768 struct fms_dma *p; 769 770 sc = addr; 771 if (off < 0) 772 return -1; 773 774 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 775 continue; 776 if (p == NULL) 777 return -1; 778 779 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 780 BUS_DMA_WAITOK); 781 } 782 783 static int 784 fms_get_props(void *addr) 785 { 786 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 787 AUDIO_PROP_FULLDUPLEX; 788 } 789 790 static int 791 fms_query_devinfo(void *addr, mixer_devinfo_t *dip) 792 { 793 struct fms_softc *sc; 794 795 sc = addr; 796 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 797 } 798 799 static int 800 fms_trigger_output(void *addr, void *start, void *end, int blksize, 801 void (*intr)(void *), void *arg, const audio_params_t *param) 802 { 803 struct fms_softc *sc; 804 struct fms_dma *p; 805 806 sc = addr; 807 sc->sc_pintr = intr; 808 sc->sc_parg = arg; 809 810 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 811 continue; 812 813 if (p == NULL) 814 panic("fms_trigger_output: request with bad start " 815 "address (%p)", start); 816 817 sc->sc_play_start = p->map->dm_segs[0].ds_addr; 818 sc->sc_play_end = sc->sc_play_start + ((char *)end - (char *)start); 819 sc->sc_play_blksize = blksize; 820 sc->sc_play_nextblk = sc->sc_play_start + sc->sc_play_blksize; 821 sc->sc_play_flip = 0; 822 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMALEN, blksize - 1); 823 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF1, 824 sc->sc_play_start); 825 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF2, 826 sc->sc_play_nextblk); 827 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL, 828 FM_PLAY_START | FM_PLAY_STOPNOW | sc->sc_play_reg); 829 return 0; 830 } 831 832 833 static int 834 fms_trigger_input(void *addr, void *start, void *end, int blksize, 835 void (*intr)(void *), void *arg, const audio_params_t *param) 836 { 837 struct fms_softc *sc; 838 struct fms_dma *p; 839 840 sc = addr; 841 sc->sc_rintr = intr; 842 sc->sc_rarg = arg; 843 844 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 845 continue; 846 847 if (p == NULL) 848 panic("fms_trigger_input: request with bad start " 849 "address (%p)", start); 850 851 sc->sc_rec_start = p->map->dm_segs[0].ds_addr; 852 sc->sc_rec_end = sc->sc_rec_start + ((char *)end - (char *)start); 853 sc->sc_rec_blksize = blksize; 854 sc->sc_rec_nextblk = sc->sc_rec_start + sc->sc_rec_blksize; 855 sc->sc_rec_flip = 0; 856 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_DMALEN, blksize - 1); 857 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF1, 858 sc->sc_rec_start); 859 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF2, 860 sc->sc_rec_nextblk); 861 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL, 862 FM_REC_START | FM_REC_STOPNOW | sc->sc_rec_reg); 863 return 0; 864 } 865 866 static void 867 fms_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 868 { 869 struct fms_softc *sc; 870 871 sc = addr; 872 *intr = &sc->sc_intr_lock; 873 *thread = &sc->sc_lock; 874 } 875