1 /* $NetBSD: gcscaudio.c,v 1.19 2020/02/29 06:25:33 isaki Exp $ */ 2 3 /*- 4 * Copyright (c) 2008 SHIMIZU Ryo <ryo@nerv.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: gcscaudio.c,v 1.19 2020/02/29 06:25:33 isaki Exp $"); 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/kmem.h> 35 #include <sys/device.h> 36 #include <sys/queue.h> 37 38 #include <dev/pci/pcidevs.h> 39 #include <dev/pci/pcivar.h> 40 41 #include <sys/audioio.h> 42 #include <dev/audio/audio_if.h> 43 44 #include <dev/ic/ac97reg.h> 45 #include <dev/ic/ac97var.h> 46 47 #include <dev/pci/gcscaudioreg.h> 48 49 50 #define GCSCAUDIO_NPRDTABLE 256 /* including a JMP-PRD for loop */ 51 #define GCSCAUDIO_PRD_SIZE_MAX 65532 /* limited by CS5536 Controller */ 52 #define GCSCAUDIO_BUFSIZE_MAX (GCSCAUDIO_PRD_SIZE_MAX * (GCSCAUDIO_NPRDTABLE - 1)) 53 54 struct gcscaudio_prd { 55 /* PRD table for play/rec */ 56 struct gcscaudio_prdtables { 57 #define PRD_TABLE_FRONT 0 58 #define PRD_TABLE_SURR 1 59 #define PRD_TABLE_CENTER 2 60 #define PRD_TABLE_LFE 3 61 #define PRD_TABLE_REC 4 62 #define PRD_TABLE_MAX 5 63 struct acc_prd prdtbl[PRD_TABLE_MAX][GCSCAUDIO_NPRDTABLE]; 64 } *p_prdtables; 65 bus_dmamap_t p_prdmap; 66 bus_dma_segment_t p_prdsegs[1]; 67 int p_prdnseg; 68 }; 69 70 struct gcscaudio_dma { 71 LIST_ENTRY(gcscaudio_dma) list; 72 bus_dmamap_t map; 73 void *addr; 74 size_t size; 75 bus_dma_segment_t segs[1]; 76 int nseg; 77 }; 78 79 struct gcscaudio_softc_ch { 80 void (*ch_intr)(void *); 81 void *ch_intr_arg; 82 struct audio_params ch_params; 83 }; 84 85 struct gcscaudio_softc { 86 device_t sc_dev; 87 kmutex_t sc_lock; 88 kmutex_t sc_intr_lock; 89 pci_chipset_tag_t sc_pc; 90 pcitag_t sc_pt; 91 void *sc_ih; 92 bus_space_tag_t sc_iot; 93 bus_space_handle_t sc_ioh; 94 bus_size_t sc_ios; 95 bus_dma_tag_t sc_dmat; 96 97 /* allocated DMA buffer list */ 98 LIST_HEAD(, gcscaudio_dma) sc_dmalist; 99 100 #define GCSCAUDIO_MAXFORMATS 4 101 struct audio_format sc_formats[GCSCAUDIO_MAXFORMATS]; 102 int sc_nformats; 103 104 /* AC97 codec */ 105 struct ac97_host_if host_if; 106 struct ac97_codec_if *codec_if; 107 108 /* input, output channels */ 109 struct gcscaudio_softc_ch sc_play; 110 struct gcscaudio_softc_ch sc_rec; 111 struct gcscaudio_prd sc_prd; 112 113 /* multi channel splitter work; {4,6}ch stream to {2,4} DMA buffers */ 114 void *sc_mch_split_buf; 115 void *sc_mch_split_start; 116 int sc_mch_split_off; 117 int sc_mch_split_size; 118 int sc_mch_split_blksize; 119 void (*sc_mch_splitter)(void *, void *, int, int); 120 bool sc_spdif; 121 }; 122 123 /* for cfattach */ 124 static int gcscaudio_match(device_t, cfdata_t, void *); 125 static void gcscaudio_attach(device_t, device_t, void *); 126 127 /* for audio_hw_if */ 128 static int gcscaudio_open(void *, int); 129 static void gcscaudio_close(void *); 130 static int gcscaudio_query_format(void *, audio_format_query_t *); 131 static int gcscaudio_set_format(void *, int, 132 const audio_params_t *, const audio_params_t *, 133 audio_filter_reg_t *, audio_filter_reg_t *); 134 static int gcscaudio_round_blocksize(void *, int, int, const audio_params_t *); 135 static int gcscaudio_halt_output(void *); 136 static int gcscaudio_halt_input(void *); 137 static int gcscaudio_getdev(void *, struct audio_device *); 138 static int gcscaudio_set_port(void *, mixer_ctrl_t *); 139 static int gcscaudio_get_port(void *, mixer_ctrl_t *); 140 static int gcscaudio_query_devinfo(void *, mixer_devinfo_t *); 141 static void *gcscaudio_malloc(void *, int, size_t); 142 static void gcscaudio_free(void *, void *, size_t); 143 static size_t gcscaudio_round_buffersize(void *, int, size_t); 144 static int gcscaudio_get_props(void *); 145 static int gcscaudio_trigger_output(void *, void *, void *, int, 146 void (*)(void *), void *, 147 const audio_params_t *); 148 static int gcscaudio_trigger_input(void *, void *, void *, int, 149 void (*)(void *), void *, 150 const audio_params_t *); 151 static void gcscaudio_get_locks(void *, kmutex_t **, kmutex_t **); 152 static bool gcscaudio_resume(device_t, const pmf_qual_t *); 153 static int gcscaudio_intr(void *); 154 155 /* for codec_if */ 156 static int gcscaudio_attach_codec(void *, struct ac97_codec_if *); 157 static int gcscaudio_write_codec(void *, uint8_t, uint16_t); 158 static int gcscaudio_read_codec(void *, uint8_t, uint16_t *); 159 static int gcscaudio_reset_codec(void *); 160 static void gcscaudio_spdif_event_codec(void *, bool); 161 162 /* misc */ 163 static int gcscaudio_append_formats(struct gcscaudio_softc *, 164 const struct audio_format *); 165 static int gcscaudio_wait_ready_codec(struct gcscaudio_softc *sc, const char *); 166 static int gcscaudio_allocate_dma(struct gcscaudio_softc *, size_t, void **, 167 bus_dma_segment_t *, int, int *, 168 bus_dmamap_t *); 169 170 171 CFATTACH_DECL_NEW(gcscaudio, sizeof (struct gcscaudio_softc), 172 gcscaudio_match, gcscaudio_attach, NULL, NULL); 173 174 175 static struct audio_device gcscaudio_device = { 176 "AMD Geode CS5536", 177 "", 178 "gcscaudio" 179 }; 180 181 static const struct audio_hw_if gcscaudio_hw_if = { 182 .open = gcscaudio_open, 183 .close = gcscaudio_close, 184 .query_format = gcscaudio_query_format, 185 .set_format = gcscaudio_set_format, 186 .round_blocksize = gcscaudio_round_blocksize, 187 .commit_settings = NULL, 188 .init_output = NULL, 189 .init_input = NULL, 190 .start_output = NULL, 191 .start_input = NULL, 192 .halt_output = gcscaudio_halt_output, 193 .halt_input = gcscaudio_halt_input, 194 .speaker_ctl = NULL, 195 .getdev = gcscaudio_getdev, 196 .set_port = gcscaudio_set_port, 197 .get_port = gcscaudio_get_port, 198 .query_devinfo = gcscaudio_query_devinfo, 199 .allocm = gcscaudio_malloc, 200 .freem = gcscaudio_free, 201 .round_buffersize = gcscaudio_round_buffersize, 202 .get_props = gcscaudio_get_props, 203 .trigger_output = gcscaudio_trigger_output, 204 .trigger_input = gcscaudio_trigger_input, 205 .dev_ioctl = NULL, 206 .get_locks = gcscaudio_get_locks, 207 }; 208 209 #define GCSCAUDIO_FORMAT(aumode, ch, chmask) \ 210 { \ 211 .mode = (aumode), \ 212 .encoding = AUDIO_ENCODING_SLINEAR_LE, \ 213 .validbits = 16, \ 214 .precision = 16, \ 215 .channels = (ch), \ 216 .channel_mask = (chmask), \ 217 .frequency_type = 0, \ 218 .frequency = { 8000, 48000 }, \ 219 } 220 static const struct audio_format gcscaudio_formats_2ch = 221 GCSCAUDIO_FORMAT(AUMODE_PLAY | AUMODE_RECORD, 2, AUFMT_STEREO); 222 223 static const struct audio_format gcscaudio_formats_4ch = 224 GCSCAUDIO_FORMAT(AUMODE_PLAY , 4, AUFMT_SURROUND4); 225 226 static const struct audio_format gcscaudio_formats_6ch = 227 GCSCAUDIO_FORMAT(AUMODE_PLAY , 6, AUFMT_DOLBY_5_1); 228 229 static int 230 gcscaudio_match(device_t parent, cfdata_t match, void *aux) 231 { 232 struct pci_attach_args *pa; 233 234 pa = (struct pci_attach_args *)aux; 235 if ((PCI_VENDOR(pa->pa_id) == PCI_VENDOR_AMD) && 236 (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_AMD_CS5536_AUDIO)) 237 return 1; 238 239 return 0; 240 } 241 242 static int 243 gcscaudio_append_formats(struct gcscaudio_softc *sc, 244 const struct audio_format *format) 245 { 246 if (sc->sc_nformats >= GCSCAUDIO_MAXFORMATS) { 247 aprint_error_dev(sc->sc_dev, "too many formats\n"); 248 return EINVAL; 249 } 250 sc->sc_formats[sc->sc_nformats++] = *format; 251 return 0; 252 } 253 254 static void 255 gcscaudio_attach(device_t parent, device_t self, void *aux) 256 { 257 struct gcscaudio_softc *sc; 258 struct pci_attach_args *pa; 259 const char *intrstr; 260 pci_intr_handle_t ih; 261 int rc, i; 262 char intrbuf[PCI_INTRSTR_LEN]; 263 264 sc = device_private(self); 265 266 sc->sc_dev = self; 267 268 aprint_naive(": Audio controller\n"); 269 270 pa = aux; 271 sc->sc_pc = pa->pa_pc; 272 sc->sc_pt = pa->pa_tag; 273 sc->sc_dmat = pa->pa_dmat; 274 LIST_INIT(&sc->sc_dmalist); 275 sc->sc_mch_split_buf = NULL; 276 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 277 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 278 279 aprint_normal(": AMD Geode CS5536 Audio\n"); 280 281 if (pci_mapreg_map(pa, PCI_MAPREG_START, PCI_MAPREG_TYPE_IO, 0, 282 &sc->sc_iot, &sc->sc_ioh, NULL, &sc->sc_ios)) { 283 aprint_error_dev(sc->sc_dev, "can't map i/o space\n"); 284 return; 285 } 286 287 if (pci_intr_map(pa, &ih)) { 288 aprint_error_dev(sc->sc_dev, "couldn't map interrupt\n"); 289 goto attach_failure_unmap; 290 } 291 intrstr = pci_intr_string(sc->sc_pc, ih, intrbuf, sizeof(intrbuf)); 292 293 sc->sc_ih = pci_intr_establish_xname(sc->sc_pc, ih, IPL_AUDIO, 294 gcscaudio_intr, sc, device_xname(self)); 295 if (sc->sc_ih == NULL) { 296 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt"); 297 if (intrstr != NULL) 298 aprint_error(" at %s", intrstr); 299 aprint_error("\n"); 300 goto attach_failure_unmap; 301 } 302 303 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr); 304 305 306 if (gcscaudio_allocate_dma(sc, sizeof(*sc->sc_prd.p_prdtables), 307 (void **)&(sc->sc_prd.p_prdtables), sc->sc_prd.p_prdsegs, 1, 308 &(sc->sc_prd.p_prdnseg), &(sc->sc_prd.p_prdmap)) != 0) 309 goto attach_failure_intr; 310 311 sc->host_if.arg = sc; 312 sc->host_if.attach = gcscaudio_attach_codec; 313 sc->host_if.read = gcscaudio_read_codec; 314 sc->host_if.write = gcscaudio_write_codec; 315 sc->host_if.reset = gcscaudio_reset_codec; 316 sc->host_if.spdif_event = gcscaudio_spdif_event_codec; 317 318 if ((rc = ac97_attach(&sc->host_if, self, &sc->sc_lock)) != 0) { 319 aprint_error_dev(sc->sc_dev, 320 "can't attach codec (error=%d)\n", rc); 321 goto attach_failure_intr; 322 } 323 324 if (!pmf_device_register(self, NULL, gcscaudio_resume)) 325 aprint_error_dev(self, "couldn't establish power handler\n"); 326 327 328 sc->sc_nformats = 0; 329 gcscaudio_append_formats(sc, &gcscaudio_formats_2ch); 330 331 mutex_enter(&sc->sc_lock); 332 if (AC97_IS_4CH(sc->codec_if)) 333 gcscaudio_append_formats(sc, &gcscaudio_formats_4ch); 334 if (AC97_IS_6CH(sc->codec_if)) 335 gcscaudio_append_formats(sc, &gcscaudio_formats_6ch); 336 if (AC97_IS_FIXED_RATE(sc->codec_if)) { 337 for (i = 0; i < sc->sc_nformats; i++) { 338 sc->sc_formats[i].frequency_type = 1; 339 sc->sc_formats[i].frequency[0] = 48000; 340 } 341 } 342 mutex_exit(&sc->sc_lock); 343 344 audio_attach_mi(&gcscaudio_hw_if, sc, sc->sc_dev); 345 return; 346 347 attach_failure_intr: 348 pci_intr_disestablish(sc->sc_pc, sc->sc_ih); 349 attach_failure_unmap: 350 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 351 return; 352 } 353 354 static int 355 gcscaudio_attach_codec(void *arg, struct ac97_codec_if *codec_if) 356 { 357 struct gcscaudio_softc *sc; 358 359 sc = (struct gcscaudio_softc *)arg; 360 sc->codec_if = codec_if; 361 return 0; 362 } 363 364 static int 365 gcscaudio_reset_codec(void *arg) 366 { 367 struct gcscaudio_softc *sc; 368 sc = (struct gcscaudio_softc *)arg; 369 370 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_CODEC_CNTL, 371 ACC_CODEC_CNTL_LNK_WRM_RST | 372 ACC_CODEC_CNTL_CMD_NEW); 373 374 if (gcscaudio_wait_ready_codec(sc, "reset timeout\n")) 375 return 1; 376 377 return 0; 378 } 379 380 static void 381 gcscaudio_spdif_event_codec(void *arg, bool flag) 382 { 383 struct gcscaudio_softc *sc; 384 385 sc = (struct gcscaudio_softc *)arg; 386 sc->sc_spdif = flag; 387 } 388 389 static int 390 gcscaudio_wait_ready_codec(struct gcscaudio_softc *sc, const char *timeout_msg) 391 { 392 int i; 393 394 #define GCSCAUDIO_WAIT_READY_CODEC_TIMEOUT 500 395 for (i = GCSCAUDIO_WAIT_READY_CODEC_TIMEOUT; (i >= 0) && 396 (bus_space_read_4(sc->sc_iot, sc->sc_ioh, ACC_CODEC_CNTL) & 397 ACC_CODEC_CNTL_CMD_NEW); i--) 398 delay(1); 399 400 if (i < 0) { 401 aprint_error_dev(sc->sc_dev, "%s", timeout_msg); 402 return 1; 403 } 404 405 return 0; 406 } 407 408 static int 409 gcscaudio_write_codec(void *arg, uint8_t reg, uint16_t val) 410 { 411 struct gcscaudio_softc *sc; 412 413 sc = (struct gcscaudio_softc *)arg; 414 415 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_CODEC_CNTL, 416 ACC_CODEC_CNTL_WRITE_CMD | 417 ACC_CODEC_CNTL_CMD_NEW | 418 ACC_CODEC_REG2ADDR(reg) | 419 (val & ACC_CODEC_CNTL_CMD_DATA_MASK)); 420 421 if (gcscaudio_wait_ready_codec(sc, "codec write timeout\n")) 422 return 1; 423 424 #ifdef GCSCAUDIO_CODEC_DEBUG 425 aprint_error_dev(sc->sc_dev, "codec write: reg=0x%02x, val=0x%04x\n", 426 reg, val); 427 #endif 428 429 return 0; 430 } 431 432 static int 433 gcscaudio_read_codec(void *arg, uint8_t reg, uint16_t *val) 434 { 435 struct gcscaudio_softc *sc; 436 uint32_t v; 437 int i; 438 439 sc = (struct gcscaudio_softc *)arg; 440 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_CODEC_CNTL, 441 ACC_CODEC_CNTL_READ_CMD | ACC_CODEC_CNTL_CMD_NEW | 442 ACC_CODEC_REG2ADDR(reg)); 443 444 if (gcscaudio_wait_ready_codec(sc, "codec write timeout for reading")) 445 return 1; 446 447 #define GCSCAUDIO_READ_CODEC_TIMEOUT 50 448 for (i = GCSCAUDIO_READ_CODEC_TIMEOUT; i >= 0; i--) { 449 v = bus_space_read_4(sc->sc_iot, sc->sc_ioh, ACC_CODEC_STATUS); 450 if ((v & ACC_CODEC_STATUS_STS_NEW) && 451 (ACC_CODEC_ADDR2REG(v) == reg)) 452 break; 453 454 delay(10); 455 } 456 457 if (i < 0) { 458 aprint_error_dev(sc->sc_dev, "codec read timeout\n"); 459 return 1; 460 } 461 462 #ifdef GCSCAUDIO_CODEC_DEBUG 463 aprint_error_dev(sc->sc_dev, "codec read: reg=0x%02x, val=0x%04x\n", 464 reg, v & ACC_CODEC_STATUS_STS_DATA_MASK); 465 #endif 466 467 *val = v; 468 return 0; 469 } 470 471 static int 472 gcscaudio_open(void *arg, int flags) 473 { 474 struct gcscaudio_softc *sc; 475 476 sc = (struct gcscaudio_softc *)arg; 477 sc->codec_if->vtbl->lock(sc->codec_if); 478 return 0; 479 } 480 481 static void 482 gcscaudio_close(void *arg) 483 { 484 struct gcscaudio_softc *sc; 485 486 sc = (struct gcscaudio_softc *)arg; 487 sc->codec_if->vtbl->unlock(sc->codec_if); 488 } 489 490 static int 491 gcscaudio_query_format(void *arg, audio_format_query_t *afp) 492 { 493 struct gcscaudio_softc *sc; 494 495 sc = (struct gcscaudio_softc *)arg; 496 return audio_query_format(sc->sc_formats, sc->sc_nformats, afp); 497 } 498 499 static int 500 gcscaudio_set_format(void *arg, int setmode, 501 const audio_params_t *play, const audio_params_t *rec, 502 audio_filter_reg_t *pfil, audio_filter_reg_t *rfil) 503 { 504 struct gcscaudio_softc *sc; 505 int rate; 506 int error; 507 508 sc = (struct gcscaudio_softc *)arg; 509 510 if (setmode & AUMODE_PLAY) { 511 if (!AC97_IS_FIXED_RATE(sc->codec_if)) { 512 /* setup rate of DAC */ 513 rate = play->sample_rate; 514 if ((error = sc->codec_if->vtbl->set_rate(sc->codec_if, 515 AC97_REG_PCM_FRONT_DAC_RATE, &rate)) != 0) 516 return error; 517 518 /* additional rate of DAC for Surround */ 519 rate = play->sample_rate; 520 if ((play->channels >= 4) && 521 (error = sc->codec_if->vtbl->set_rate(sc->codec_if, 522 AC97_REG_PCM_SURR_DAC_RATE, &rate)) != 0) 523 return error; 524 525 /* additional rate of DAC for LowFrequencyEffect */ 526 rate = play->sample_rate; 527 if ((play->channels == 6) && 528 (error = sc->codec_if->vtbl->set_rate(sc->codec_if, 529 AC97_REG_PCM_LFE_DAC_RATE, &rate)) != 0) 530 return error; 531 } 532 sc->sc_play.ch_params = *rec; 533 } 534 if (setmode & AUMODE_RECORD) { 535 if (!AC97_IS_FIXED_RATE(sc->codec_if)) { 536 /* setup rate of ADC */ 537 rate = rec->sample_rate; 538 if ((error = sc->codec_if->vtbl->set_rate(sc->codec_if, 539 AC97_REG_PCM_LR_ADC_RATE, &rate)) != 0) 540 return error; 541 } 542 sc->sc_rec.ch_params = *rec; 543 } 544 545 return 0; 546 } 547 548 static int 549 gcscaudio_round_blocksize(void *arg, int blk, int mode, 550 const audio_params_t *param) 551 { 552 553 if (blk > GCSCAUDIO_PRD_SIZE_MAX) 554 blk = GCSCAUDIO_PRD_SIZE_MAX; 555 blk = rounddown(blk, param->channels * param->precision / NBBY); 556 557 return blk; 558 } 559 560 static int 561 gcscaudio_halt_output(void *arg) 562 { 563 struct gcscaudio_softc *sc; 564 565 sc = (struct gcscaudio_softc *)arg; 566 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 567 ACC_BMx_CMD_BM_CTL_DISABLE); 568 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM4_CMD, 569 ACC_BMx_CMD_BM_CTL_DISABLE); 570 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM6_CMD, 571 ACC_BMx_CMD_BM_CTL_DISABLE); 572 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM7_CMD, 573 ACC_BMx_CMD_BM_CTL_DISABLE); 574 sc->sc_play.ch_intr = NULL; 575 576 /* channel splitter */ 577 sc->sc_mch_splitter = NULL; 578 if (sc->sc_mch_split_buf) 579 gcscaudio_free(sc, sc->sc_mch_split_buf, sc->sc_mch_split_size); 580 sc->sc_mch_split_buf = NULL; 581 582 return 0; 583 } 584 585 static int 586 gcscaudio_halt_input(void *arg) 587 { 588 struct gcscaudio_softc *sc; 589 590 sc = (struct gcscaudio_softc *)arg; 591 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM1_CMD, 592 ACC_BMx_CMD_BM_CTL_DISABLE); 593 sc->sc_rec.ch_intr = NULL; 594 return 0; 595 } 596 597 static int 598 gcscaudio_getdev(void *addr, struct audio_device *retp) 599 { 600 *retp = gcscaudio_device; 601 return 0; 602 } 603 604 static int 605 gcscaudio_set_port(void *addr, mixer_ctrl_t *cp) 606 { 607 struct gcscaudio_softc *sc; 608 609 sc = addr; 610 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 611 } 612 613 static int 614 gcscaudio_get_port(void *addr, mixer_ctrl_t *cp) 615 { 616 struct gcscaudio_softc *sc; 617 618 sc = addr; 619 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 620 } 621 622 static int 623 gcscaudio_query_devinfo(void *addr, mixer_devinfo_t *dip) 624 { 625 struct gcscaudio_softc *sc; 626 627 sc = addr; 628 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 629 } 630 631 static void * 632 gcscaudio_malloc(void *arg, int direction, size_t size) 633 { 634 struct gcscaudio_softc *sc; 635 struct gcscaudio_dma *p; 636 int error; 637 638 sc = (struct gcscaudio_softc *)arg; 639 640 p = kmem_alloc(sizeof(*p), KM_SLEEP); 641 p->size = size; 642 643 error = gcscaudio_allocate_dma(sc, size, &p->addr, 644 p->segs, sizeof(p->segs)/sizeof(p->segs[0]), &p->nseg, &p->map); 645 if (error) { 646 kmem_free(p, sizeof(*p)); 647 return NULL; 648 } 649 650 LIST_INSERT_HEAD(&sc->sc_dmalist, p, list); 651 return p->addr; 652 } 653 654 static void 655 gcscaudio_free(void *arg, void *ptr, size_t size) 656 { 657 struct gcscaudio_softc *sc; 658 struct gcscaudio_dma *p; 659 660 sc = (struct gcscaudio_softc *)arg; 661 662 LIST_FOREACH(p, &sc->sc_dmalist, list) { 663 if (p->addr == ptr) { 664 bus_dmamap_unload(sc->sc_dmat, p->map); 665 bus_dmamap_destroy(sc->sc_dmat, p->map); 666 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 667 bus_dmamem_free(sc->sc_dmat, p->segs, p->nseg); 668 669 LIST_REMOVE(p, list); 670 kmem_free(p, sizeof(*p)); 671 break; 672 } 673 } 674 } 675 676 static size_t 677 gcscaudio_round_buffersize(void *addr, int direction, size_t size) 678 { 679 if (size > GCSCAUDIO_BUFSIZE_MAX) 680 size = GCSCAUDIO_BUFSIZE_MAX; 681 682 return size; 683 } 684 685 static int 686 gcscaudio_get_props(void *addr) 687 { 688 689 return AUDIO_PROP_PLAYBACK | AUDIO_PROP_CAPTURE | 690 AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 691 } 692 693 static int 694 build_prdtables(struct gcscaudio_softc *sc, int prdidx, 695 void *addr, size_t size, int blksize, int blklen, int blkoff) 696 { 697 struct gcscaudio_dma *p; 698 struct acc_prd *prdp; 699 bus_addr_t paddr; 700 int i; 701 702 /* get physical address of start */ 703 paddr = (bus_addr_t)0; 704 LIST_FOREACH(p, &sc->sc_dmalist, list) { 705 if (p->addr == addr) { 706 paddr = p->map->dm_segs[0].ds_addr; 707 break; 708 } 709 } 710 if (!paddr) { 711 aprint_error_dev(sc->sc_dev, "bad addr %p\n", addr); 712 return EINVAL; 713 } 714 715 #define PRDADDR(prdidx,idx) \ 716 (sc->sc_prd.p_prdmap->dm_segs[0].ds_addr) + sizeof(struct acc_prd) * \ 717 (((prdidx) * GCSCAUDIO_NPRDTABLE) + (idx)) 718 719 /* 720 * build PRD table 721 * prdtbl[] = <PRD0>, <PRD1>, <PRD2>, ..., <PRDn>, <jmp to PRD0> 722 */ 723 prdp = sc->sc_prd.p_prdtables->prdtbl[prdidx]; 724 for (i = 0; size > 0; size -= blksize, i++) { 725 prdp[i].address = paddr + blksize * i + blkoff; 726 prdp[i].ctrlsize = 727 (size < blklen ? size : blklen) | ACC_BMx_PRD_CTRL_EOP; 728 } 729 prdp[i].address = PRDADDR(prdidx, 0); 730 prdp[i].ctrlsize = ACC_BMx_PRD_CTRL_JMP; 731 732 bus_dmamap_sync(sc->sc_dmat, sc->sc_prd.p_prdmap, 0, 733 sizeof(struct acc_prd) * i, BUS_DMASYNC_PREWRITE); 734 735 return 0; 736 } 737 738 static void 739 split_buffer_4ch(void *dst, void *src, int size, int blksize) 740 { 741 int left, i; 742 uint16_t *s, *d; 743 744 /* 745 * src[blk0]: L,R,SL,SR,L,R,SL,SR,L,R,SL,SR,.... 746 * src[blk1]: L,R,SL,SR,L,R,SL,SR,L,R,SL,SR,.... 747 * src[blk2]: L,R,SL,SR,L,R,SL,SR,L,R,SL,SR,.... 748 * : 749 * 750 * rearrange to 751 * 752 * src[blk0]: L,R,L,R,L,R,L,R,.. 753 * src[blk1]: L,R,L,R,L,R,L,R,.. 754 * src[blk2]: L,R,L,R,L,R,L,R,.. 755 * : 756 * dst[blk0]: SL,SR,SL,SR,SL,SR,SL,SR,.. 757 * dst[blk1]: SL,SR,SL,SR,SL,SR,SL,SR,.. 758 * dst[blk2]: SL,SR,SL,SR,SL,SR,SL,SR,.. 759 * : 760 */ 761 for (left = size; left > 0; left -= blksize) { 762 s = (uint16_t *)src; 763 d = (uint16_t *)dst; 764 for (i = 0; i < blksize / sizeof(uint16_t) / 4; i++) { 765 /* L,R,SL,SR -> SL,SR */ 766 s++; 767 s++; 768 *d++ = *s++; 769 *d++ = *s++; 770 } 771 772 s = (uint16_t *)src; 773 d = (uint16_t *)src; 774 for (i = 0; i < blksize / sizeof(uint16_t) / 2 / 2; i++) { 775 /* L,R,SL,SR -> L,R */ 776 *d++ = *s++; 777 *d++ = *s++; 778 s++; 779 s++; 780 } 781 782 src = (char *)src + blksize; 783 dst = (char *)dst + blksize; 784 } 785 } 786 787 static void 788 split_buffer_6ch(void *dst, void *src, int size, int blksize) 789 { 790 int left, i; 791 uint16_t *s, *d, *dc, *dl; 792 793 /* 794 * by default, treat as WAV style 5.1ch order 795 * 5.1ch(WAV): L R C LFE SL SR 796 * 5.1ch(AAC): C L R SL SR LFE 797 * : 798 */ 799 800 /* 801 * src[blk0]: L,R,C,LFE,SL,SR,L,R,C,LFE,SL,SR,... 802 * src[blk1]: L,R,C,LFE,SL,SR,L,R,C,LFE,SL,SR,... 803 * src[blk2]: L,R,C,LFE,SL,SR,L,R,C,LFE,SL,SR,... 804 * : 805 * src[N-1] : L,R,C,LFE,SL,SR,L,R,C,LFE,SL,SR,... 806 * 807 * rearrange to 808 * 809 * src[blk0]: L,R,L,R,.. 810 * src[blk1]: L,R,L,R,.. 811 * src[blk2]: L,R,L,R,.. 812 * : 813 * 814 * dst[blk0]: SL,SR,SL,SR,.. 815 * dst[blk1]: SL,SR,SL,SR,.. 816 * dst[blk2]: SL,SR,SL,SR,.. 817 * : 818 * 819 * dst[N/2+0]: C,C,C,.. 820 * dst[N/2+1]: C,C,C,.. 821 * : 822 * 823 * dst[N/2+N/4+0]: LFE,LFE,LFE,.. 824 * dst[N/2+N/4+1]: LFE,LFE,LFE,.. 825 * : 826 */ 827 828 for (left = size; left > 0; left -= blksize) { 829 s = (uint16_t *)src; 830 d = (uint16_t *)dst; 831 dc = (uint16_t *)((char *)dst + blksize / 2); 832 dl = (uint16_t *)((char *)dst + blksize / 2 + blksize / 4); 833 for (i = 0; i < blksize / sizeof(uint16_t) / 6; i++) { 834 #ifdef GCSCAUDIO_5_1CH_AAC_ORDER 835 /* 836 * AAC: [C,L,R,SL,SR,LFE] 837 * => [SL,SR] 838 * => [C] 839 * => [LFE] 840 */ 841 *dc++ = s[0]; /* C */ 842 *dl++ = s[5]; /* LFE */ 843 *d++ = s[3]; /* SL */ 844 *d++ = s[4]; /* SR */ 845 #else 846 /* 847 * WAV: [L,R,C,LFE,SL,SR] 848 * => [SL,SR] 849 * => [C] 850 * => [LFE] 851 */ 852 *dc++ = s[2]; /* C */ 853 *dl++ = s[3]; /* LFE */ 854 *d++ = s[4]; /* SL */ 855 *d++ = s[5]; /* SR */ 856 #endif 857 s += 6; 858 } 859 860 s = (uint16_t *)src; 861 d = (uint16_t *)src; 862 for (i = 0; i < blksize / sizeof(uint16_t) / 2 / 2; i++) { 863 #ifdef GCSCAUDIO_5_1CH_AAC_ORDER 864 /* AAC: [C,L,R,SL,SR,LFE] => [L,R] */ 865 *d++ = s[1]; 866 *d++ = s[2]; 867 #else 868 /* WAV: [L,R,C,LFE,SL,SR] => [L,R] */ 869 *d++ = s[0]; 870 *d++ = s[1]; 871 #endif 872 s += 6; 873 } 874 875 src = (char *)src + blksize; 876 dst = (char *)dst + blksize; 877 } 878 } 879 880 static void 881 channel_splitter(struct gcscaudio_softc *sc) 882 { 883 int splitsize, left; 884 void *src, *dst; 885 886 if (sc->sc_mch_splitter == NULL) 887 return; 888 889 left = sc->sc_mch_split_size - sc->sc_mch_split_off; 890 splitsize = sc->sc_mch_split_blksize; 891 if (left < splitsize) 892 splitsize = left; 893 894 src = (char *)sc->sc_mch_split_start + sc->sc_mch_split_off; 895 dst = (char *)sc->sc_mch_split_buf + sc->sc_mch_split_off; 896 897 sc->sc_mch_splitter(dst, src, splitsize, sc->sc_mch_split_blksize); 898 899 sc->sc_mch_split_off += sc->sc_mch_split_blksize; 900 if (sc->sc_mch_split_off >= sc->sc_mch_split_size) 901 sc->sc_mch_split_off = 0; 902 } 903 904 static int 905 gcscaudio_trigger_output(void *addr, void *start, void *end, int blksize, 906 void (*intr)(void *), void *arg, 907 const audio_params_t *param) 908 { 909 struct gcscaudio_softc *sc; 910 size_t size; 911 912 sc = (struct gcscaudio_softc *)addr; 913 sc->sc_play.ch_intr = intr; 914 sc->sc_play.ch_intr_arg = arg; 915 size = (char *)end - (char *)start; 916 917 switch (sc->sc_play.ch_params.channels) { 918 case 2: 919 if (build_prdtables(sc, PRD_TABLE_FRONT, start, size, blksize, 920 blksize, 0)) 921 return EINVAL; 922 923 if (!AC97_IS_4CH(sc->codec_if)) { 924 /* 925 * output 2ch PCM to FRONT.LR(BM0) 926 * 927 * 2ch: L,R,L,R,L,R,L,R,... => BM0: L,R,L,R,L,R,L,R,... 928 * 929 */ 930 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_PRD, 931 PRDADDR(PRD_TABLE_FRONT, 0)); 932 933 /* start DMA transfer */ 934 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 935 ACC_BMx_CMD_WRITE | 936 ACC_BMx_CMD_BYTE_ORD_EL | 937 ACC_BMx_CMD_BM_CTL_ENABLE); 938 } else { 939 /* 940 * output same PCM to FRONT.LR(BM0) and SURROUND.LR(BM6). 941 * CENTER(BM4) and LFE(BM7) doesn't sound. 942 * 943 * 2ch: L,R,L,R,L,R,L,R,... => BM0: L,R,L,R,L,R,L,R,... 944 * BM6: (same of BM0) 945 * BM4: none 946 * BM7: none 947 */ 948 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_PRD, 949 PRDADDR(PRD_TABLE_FRONT, 0)); 950 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM6_PRD, 951 PRDADDR(PRD_TABLE_FRONT, 0)); 952 953 /* start DMA transfer */ 954 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 955 ACC_BMx_CMD_WRITE | 956 ACC_BMx_CMD_BYTE_ORD_EL | 957 ACC_BMx_CMD_BM_CTL_ENABLE); 958 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM6_CMD, 959 ACC_BMx_CMD_WRITE | 960 ACC_BMx_CMD_BYTE_ORD_EL | 961 ACC_BMx_CMD_BM_CTL_ENABLE); 962 } 963 break; 964 case 4: 965 /* 966 * output 4ch PCM split to FRONT.LR(BM0) and SURROUND.LR(BM6). 967 * CENTER(BM4) and LFE(BM7) doesn't sound. 968 * 969 * rearrange ordered channel to continuous per channel 970 * 971 * 4ch: L,R,SL,SR,L,R,SL,SR,... => BM0: L,R,L,R,... 972 * BM6: SL,SR,SL,SR,... 973 * BM4: none 974 * BM7: none 975 */ 976 if (sc->sc_mch_split_buf) 977 gcscaudio_free(sc, sc->sc_mch_split_buf, 978 sc->sc_mch_split_size); 979 980 if ((sc->sc_mch_split_buf = gcscaudio_malloc(sc, AUMODE_PLAY, 981 size)) == NULL) 982 return ENOMEM; 983 984 /* 985 * 1st and 2nd blocks are split immediately. 986 * Other blocks will be split synchronous with intr. 987 */ 988 split_buffer_4ch(sc->sc_mch_split_buf, start, blksize * 2, 989 blksize); 990 991 sc->sc_mch_split_start = start; 992 sc->sc_mch_split_size = size; 993 sc->sc_mch_split_blksize = blksize; 994 sc->sc_mch_split_off = (blksize * 2) % size; 995 sc->sc_mch_splitter = split_buffer_4ch; /* split function */ 996 997 if (build_prdtables(sc, PRD_TABLE_FRONT, start, size, blksize, 998 blksize / 2, 0)) 999 return EINVAL; 1000 if (build_prdtables(sc, PRD_TABLE_SURR, sc->sc_mch_split_buf, 1001 size, blksize, blksize / 2, 0)) 1002 return EINVAL; 1003 1004 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_PRD, 1005 PRDADDR(PRD_TABLE_FRONT, 0)); 1006 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM6_PRD, 1007 PRDADDR(PRD_TABLE_SURR, 0)); 1008 1009 /* start DMA transfer */ 1010 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 1011 ACC_BMx_CMD_WRITE | 1012 ACC_BMx_CMD_BYTE_ORD_EL | 1013 ACC_BMx_CMD_BM_CTL_ENABLE); 1014 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM6_CMD, 1015 ACC_BMx_CMD_WRITE | 1016 ACC_BMx_CMD_BYTE_ORD_EL | 1017 ACC_BMx_CMD_BM_CTL_ENABLE); 1018 break; 1019 case 6: 1020 /* 1021 * output 6ch PCM split to 1022 * FRONT.LR(BM0), SURROUND.LR(BM6), CENTER(BM4) and LFE(BM7) 1023 * 1024 * rearrange ordered channel to continuous per channel 1025 * 1026 * 5.1ch: L,R,C,LFE,SL,SR,... => BM0: L,R,... 1027 * BM4: C,... 1028 * BM6: SL,SR,... 1029 * BM7: LFE,... 1030 * 1031 */ 1032 if (sc->sc_mch_split_buf) 1033 gcscaudio_free(sc, sc->sc_mch_split_buf, 1034 sc->sc_mch_split_size); 1035 1036 if ((sc->sc_mch_split_buf = gcscaudio_malloc(sc, AUMODE_PLAY, 1037 size)) == NULL) 1038 return ENOMEM; 1039 1040 /* 1041 * 1st and 2nd blocks are split immediately. 1042 * Other block will be split synchronous with intr. 1043 */ 1044 split_buffer_6ch(sc->sc_mch_split_buf, start, blksize * 2, 1045 blksize); 1046 1047 sc->sc_mch_split_start = start; 1048 sc->sc_mch_split_size = size; 1049 sc->sc_mch_split_blksize = blksize; 1050 sc->sc_mch_split_off = (blksize * 2) % size; 1051 sc->sc_mch_splitter = split_buffer_6ch; /* split function */ 1052 1053 if (build_prdtables(sc, PRD_TABLE_FRONT, start, size, blksize, 1054 blksize / 3, 0)) 1055 return EINVAL; 1056 if (build_prdtables(sc, PRD_TABLE_CENTER, sc->sc_mch_split_buf, 1057 size, blksize, blksize / 3, blksize / 2)) 1058 return EINVAL; 1059 if (build_prdtables(sc, PRD_TABLE_SURR, sc->sc_mch_split_buf, 1060 size, blksize, blksize / 3, 0)) 1061 return EINVAL; 1062 if (build_prdtables(sc, PRD_TABLE_LFE, sc->sc_mch_split_buf, 1063 size, blksize, blksize / 3, blksize / 2 + blksize / 4)) 1064 return EINVAL; 1065 1066 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_PRD, 1067 PRDADDR(PRD_TABLE_FRONT, 0)); 1068 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM4_PRD, 1069 PRDADDR(PRD_TABLE_CENTER, 0)); 1070 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM6_PRD, 1071 PRDADDR(PRD_TABLE_SURR, 0)); 1072 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM7_PRD, 1073 PRDADDR(PRD_TABLE_LFE, 0)); 1074 1075 /* start DMA transfer */ 1076 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 1077 ACC_BMx_CMD_WRITE | ACC_BMx_CMD_BYTE_ORD_EL | 1078 ACC_BMx_CMD_BM_CTL_ENABLE); 1079 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM4_CMD, 1080 ACC_BMx_CMD_WRITE | ACC_BMx_CMD_BYTE_ORD_EL | 1081 ACC_BMx_CMD_BM_CTL_ENABLE); 1082 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM6_CMD, 1083 ACC_BMx_CMD_WRITE | ACC_BMx_CMD_BYTE_ORD_EL | 1084 ACC_BMx_CMD_BM_CTL_ENABLE); 1085 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM7_CMD, 1086 ACC_BMx_CMD_WRITE | ACC_BMx_CMD_BYTE_ORD_EL | 1087 ACC_BMx_CMD_BM_CTL_ENABLE); 1088 break; 1089 } 1090 1091 return 0; 1092 } 1093 1094 static int 1095 gcscaudio_trigger_input(void *addr, void *start, void *end, int blksize, 1096 void (*intr)(void *), void *arg, 1097 const audio_params_t *param) 1098 { 1099 struct gcscaudio_softc *sc; 1100 size_t size; 1101 1102 sc = (struct gcscaudio_softc *)addr; 1103 sc->sc_rec.ch_intr = intr; 1104 sc->sc_rec.ch_intr_arg = arg; 1105 size = (char *)end - (char *)start; 1106 1107 if (build_prdtables(sc, PRD_TABLE_REC, start, size, blksize, blksize, 0)) 1108 return EINVAL; 1109 1110 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM1_PRD, 1111 PRDADDR(PRD_TABLE_REC, 0)); 1112 1113 /* start transfer */ 1114 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM1_CMD, 1115 ACC_BMx_CMD_READ | 1116 ACC_BMx_CMD_BYTE_ORD_EL | 1117 ACC_BMx_CMD_BM_CTL_ENABLE); 1118 1119 return 0; 1120 } 1121 1122 static void 1123 gcscaudio_get_locks(void *arg, kmutex_t **intr, kmutex_t **thread) 1124 { 1125 struct gcscaudio_softc *sc; 1126 1127 sc = (struct gcscaudio_softc *)arg; 1128 1129 *intr = &sc->sc_intr_lock; 1130 *thread = &sc->sc_lock; 1131 } 1132 1133 static int 1134 gcscaudio_intr(void *arg) 1135 { 1136 struct gcscaudio_softc *sc; 1137 uint16_t intr; 1138 uint8_t bmstat; 1139 int nintr; 1140 1141 nintr = 0; 1142 sc = (struct gcscaudio_softc *)arg; 1143 1144 mutex_spin_enter(&sc->sc_intr_lock); 1145 1146 intr = bus_space_read_2(sc->sc_iot, sc->sc_ioh, ACC_IRQ_STATUS); 1147 if (intr == 0) 1148 goto done; 1149 1150 /* Front output */ 1151 if (intr & ACC_IRQ_STATUS_BM0_IRQ_STS) { 1152 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_STATUS); 1153 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1154 aprint_normal_dev(sc->sc_dev, "BM0: Bus Master Error\n"); 1155 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1156 aprint_normal_dev(sc->sc_dev, "BM0: NO End of Page?\n"); 1157 1158 if (sc->sc_play.ch_intr) { 1159 sc->sc_play.ch_intr(sc->sc_play.ch_intr_arg); 1160 channel_splitter(sc); 1161 } 1162 nintr++; 1163 } 1164 1165 /* Center output */ 1166 if (intr & ACC_IRQ_STATUS_BM4_IRQ_STS) { 1167 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM4_STATUS); 1168 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1169 aprint_normal_dev(sc->sc_dev, "BM4: Bus Master Error\n"); 1170 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1171 aprint_normal_dev(sc->sc_dev, "BM4: NO End of Page?\n"); 1172 1173 nintr++; 1174 } 1175 1176 /* Surround output */ 1177 if (intr & ACC_IRQ_STATUS_BM6_IRQ_STS) { 1178 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM6_STATUS); 1179 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1180 aprint_normal_dev(sc->sc_dev, "BM6: Bus Master Error\n"); 1181 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1182 aprint_normal_dev(sc->sc_dev, "BM6: NO End of Page?\n"); 1183 1184 nintr++; 1185 } 1186 1187 /* LowFrequencyEffect output */ 1188 if (intr & ACC_IRQ_STATUS_BM7_IRQ_STS) { 1189 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM7_STATUS); 1190 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1191 aprint_normal_dev(sc->sc_dev, "BM7: Bus Master Error\n"); 1192 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1193 aprint_normal_dev(sc->sc_dev, "BM7: NO End of Page?\n"); 1194 1195 nintr++; 1196 } 1197 1198 /* record */ 1199 if (intr & ACC_IRQ_STATUS_BM1_IRQ_STS) { 1200 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM1_STATUS); 1201 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1202 aprint_normal_dev(sc->sc_dev, "BM1: Bus Master Error\n"); 1203 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1204 aprint_normal_dev(sc->sc_dev, "BM1: NO End of Page?\n"); 1205 1206 if (sc->sc_rec.ch_intr) { 1207 sc->sc_rec.ch_intr(sc->sc_rec.ch_intr_arg); 1208 } 1209 nintr++; 1210 } 1211 1212 #ifdef GCSCAUDIO_DEBUG 1213 if (intr & ACC_IRQ_STATUS_IRQ_STS) 1214 aprint_normal_dev(sc->sc_dev, "Codec GPIO IRQ Status\n"); 1215 if (intr & ACC_IRQ_STATUS_WU_IRQ_STS) 1216 aprint_normal_dev(sc->sc_dev, "Codec GPIO Wakeup IRQ Status\n"); 1217 if (intr & ACC_IRQ_STATUS_BM2_IRQ_STS) 1218 aprint_normal_dev(sc->sc_dev, "Audio Bus Master 2 IRQ Status\n"); 1219 if (intr & ACC_IRQ_STATUS_BM3_IRQ_STS) 1220 aprint_normal_dev(sc->sc_dev, "Audio Bus Master 3 IRQ Status\n"); 1221 if (intr & ACC_IRQ_STATUS_BM5_IRQ_STS) 1222 aprint_normal_dev(sc->sc_dev, "Audio Bus Master 5 IRQ Status\n"); 1223 #endif 1224 1225 done: 1226 mutex_spin_exit(&sc->sc_intr_lock); 1227 1228 return nintr ? 1 : 0; 1229 } 1230 1231 static bool 1232 gcscaudio_resume(device_t dv, const pmf_qual_t *qual) 1233 { 1234 struct gcscaudio_softc *sc = device_private(dv); 1235 1236 gcscaudio_reset_codec(sc); 1237 DELAY(1000); 1238 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1239 1240 return true; 1241 } 1242 1243 static int 1244 gcscaudio_allocate_dma(struct gcscaudio_softc *sc, size_t size, void **addrp, 1245 bus_dma_segment_t *seglist, int nseg, int *rsegp, 1246 bus_dmamap_t *mapp) 1247 { 1248 int error; 1249 1250 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, seglist, 1251 nseg, rsegp, BUS_DMA_WAITOK)) != 0) { 1252 aprint_error_dev(sc->sc_dev, 1253 "unable to allocate DMA buffer, error=%d\n", error); 1254 goto fail_alloc; 1255 } 1256 1257 if ((error = bus_dmamem_map(sc->sc_dmat, seglist, nseg, size, addrp, 1258 BUS_DMA_WAITOK | BUS_DMA_COHERENT)) != 0) { 1259 aprint_error_dev(sc->sc_dev, 1260 "unable to map DMA buffer, error=%d\n", 1261 error); 1262 goto fail_map; 1263 } 1264 1265 if ((error = bus_dmamap_create(sc->sc_dmat, size, nseg, size, 0, 1266 BUS_DMA_WAITOK, mapp)) != 0) { 1267 aprint_error_dev(sc->sc_dev, 1268 "unable to create DMA map, error=%d\n", error); 1269 goto fail_create; 1270 } 1271 1272 if ((error = bus_dmamap_load(sc->sc_dmat, *mapp, *addrp, size, NULL, 1273 BUS_DMA_WAITOK)) != 0) { 1274 aprint_error_dev(sc->sc_dev, 1275 "unable to load DMA map, error=%d\n", error); 1276 goto fail_load; 1277 } 1278 1279 return 0; 1280 1281 fail_load: 1282 bus_dmamap_destroy(sc->sc_dmat, *mapp); 1283 fail_create: 1284 bus_dmamem_unmap(sc->sc_dmat, *addrp, size); 1285 fail_map: 1286 bus_dmamem_free(sc->sc_dmat, seglist, nseg); 1287 fail_alloc: 1288 return error; 1289 } 1290