gcscaudio.c revision 1.17
1 /* $NetBSD: gcscaudio.c,v 1.17 2019/05/08 13:40:19 isaki Exp $ */ 2 3 /*- 4 * Copyright (c) 2008 SHIMIZU Ryo <ryo (at) 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 1.17 2019/05/08 13:40:19 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 blk &= -4; 553 if (blk > GCSCAUDIO_PRD_SIZE_MAX) 554 blk = GCSCAUDIO_PRD_SIZE_MAX; 555 556 return blk; 557 } 558 559 static int 560 gcscaudio_halt_output(void *arg) 561 { 562 struct gcscaudio_softc *sc; 563 564 sc = (struct gcscaudio_softc *)arg; 565 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 566 ACC_BMx_CMD_BM_CTL_DISABLE); 567 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM4_CMD, 568 ACC_BMx_CMD_BM_CTL_DISABLE); 569 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM6_CMD, 570 ACC_BMx_CMD_BM_CTL_DISABLE); 571 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM7_CMD, 572 ACC_BMx_CMD_BM_CTL_DISABLE); 573 sc->sc_play.ch_intr = NULL; 574 575 /* channel splitter */ 576 sc->sc_mch_splitter = NULL; 577 if (sc->sc_mch_split_buf) 578 gcscaudio_free(sc, sc->sc_mch_split_buf, sc->sc_mch_split_size); 579 sc->sc_mch_split_buf = NULL; 580 581 return 0; 582 } 583 584 static int 585 gcscaudio_halt_input(void *arg) 586 { 587 struct gcscaudio_softc *sc; 588 589 sc = (struct gcscaudio_softc *)arg; 590 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM1_CMD, 591 ACC_BMx_CMD_BM_CTL_DISABLE); 592 sc->sc_rec.ch_intr = NULL; 593 return 0; 594 } 595 596 static int 597 gcscaudio_getdev(void *addr, struct audio_device *retp) 598 { 599 *retp = gcscaudio_device; 600 return 0; 601 } 602 603 static int 604 gcscaudio_set_port(void *addr, mixer_ctrl_t *cp) 605 { 606 struct gcscaudio_softc *sc; 607 608 sc = addr; 609 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 610 } 611 612 static int 613 gcscaudio_get_port(void *addr, mixer_ctrl_t *cp) 614 { 615 struct gcscaudio_softc *sc; 616 617 sc = addr; 618 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 619 } 620 621 static int 622 gcscaudio_query_devinfo(void *addr, mixer_devinfo_t *dip) 623 { 624 struct gcscaudio_softc *sc; 625 626 sc = addr; 627 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 628 } 629 630 static void * 631 gcscaudio_malloc(void *arg, int direction, size_t size) 632 { 633 struct gcscaudio_softc *sc; 634 struct gcscaudio_dma *p; 635 int error; 636 637 sc = (struct gcscaudio_softc *)arg; 638 639 p = kmem_alloc(sizeof(*p), KM_SLEEP); 640 p->size = size; 641 642 error = gcscaudio_allocate_dma(sc, size, &p->addr, 643 p->segs, sizeof(p->segs)/sizeof(p->segs[0]), &p->nseg, &p->map); 644 if (error) { 645 kmem_free(p, sizeof(*p)); 646 return NULL; 647 } 648 649 LIST_INSERT_HEAD(&sc->sc_dmalist, p, list); 650 return p->addr; 651 } 652 653 static void 654 gcscaudio_free(void *arg, void *ptr, size_t size) 655 { 656 struct gcscaudio_softc *sc; 657 struct gcscaudio_dma *p; 658 659 sc = (struct gcscaudio_softc *)arg; 660 661 LIST_FOREACH(p, &sc->sc_dmalist, list) { 662 if (p->addr == ptr) { 663 bus_dmamap_unload(sc->sc_dmat, p->map); 664 bus_dmamap_destroy(sc->sc_dmat, p->map); 665 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 666 bus_dmamem_free(sc->sc_dmat, p->segs, p->nseg); 667 668 LIST_REMOVE(p, list); 669 kmem_free(p, sizeof(*p)); 670 break; 671 } 672 } 673 } 674 675 static size_t 676 gcscaudio_round_buffersize(void *addr, int direction, size_t size) 677 { 678 if (size > GCSCAUDIO_BUFSIZE_MAX) 679 size = GCSCAUDIO_BUFSIZE_MAX; 680 681 return size; 682 } 683 684 static int 685 gcscaudio_get_props(void *addr) 686 { 687 struct gcscaudio_softc *sc; 688 int props; 689 690 sc = (struct gcscaudio_softc *)addr; 691 props = AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 692 /* 693 * Even if the codec is fixed-rate, set_param() succeeds for any sample 694 * rate because of aurateconv. Applications can't know what rate the 695 * device can process in the case of mmap(). 696 */ 697 if (!AC97_IS_FIXED_RATE(sc->codec_if)) 698 props |= AUDIO_PROP_MMAP; 699 return props; 700 } 701 702 static int 703 build_prdtables(struct gcscaudio_softc *sc, int prdidx, 704 void *addr, size_t size, int blksize, int blklen, int blkoff) 705 { 706 struct gcscaudio_dma *p; 707 struct acc_prd *prdp; 708 bus_addr_t paddr; 709 int i; 710 711 /* get physical address of start */ 712 paddr = (bus_addr_t)0; 713 LIST_FOREACH(p, &sc->sc_dmalist, list) { 714 if (p->addr == addr) { 715 paddr = p->map->dm_segs[0].ds_addr; 716 break; 717 } 718 } 719 if (!paddr) { 720 aprint_error_dev(sc->sc_dev, "bad addr %p\n", addr); 721 return EINVAL; 722 } 723 724 #define PRDADDR(prdidx,idx) \ 725 (sc->sc_prd.p_prdmap->dm_segs[0].ds_addr) + sizeof(struct acc_prd) * \ 726 (((prdidx) * GCSCAUDIO_NPRDTABLE) + (idx)) 727 728 /* 729 * build PRD table 730 * prdtbl[] = <PRD0>, <PRD1>, <PRD2>, ..., <PRDn>, <jmp to PRD0> 731 */ 732 prdp = sc->sc_prd.p_prdtables->prdtbl[prdidx]; 733 for (i = 0; size > 0; size -= blksize, i++) { 734 prdp[i].address = paddr + blksize * i + blkoff; 735 prdp[i].ctrlsize = 736 (size < blklen ? size : blklen) | ACC_BMx_PRD_CTRL_EOP; 737 } 738 prdp[i].address = PRDADDR(prdidx, 0); 739 prdp[i].ctrlsize = ACC_BMx_PRD_CTRL_JMP; 740 741 bus_dmamap_sync(sc->sc_dmat, sc->sc_prd.p_prdmap, 0, 742 sizeof(struct acc_prd) * i, BUS_DMASYNC_PREWRITE); 743 744 return 0; 745 } 746 747 static void 748 split_buffer_4ch(void *dst, void *src, int size, int blksize) 749 { 750 int left, i; 751 uint16_t *s, *d; 752 753 /* 754 * src[blk0]: L,R,SL,SR,L,R,SL,SR,L,R,SL,SR,.... 755 * src[blk1]: L,R,SL,SR,L,R,SL,SR,L,R,SL,SR,.... 756 * src[blk2]: L,R,SL,SR,L,R,SL,SR,L,R,SL,SR,.... 757 * : 758 * 759 * rearrange to 760 * 761 * src[blk0]: L,R,L,R,L,R,L,R,.. 762 * src[blk1]: L,R,L,R,L,R,L,R,.. 763 * src[blk2]: L,R,L,R,L,R,L,R,.. 764 * : 765 * dst[blk0]: SL,SR,SL,SR,SL,SR,SL,SR,.. 766 * dst[blk1]: SL,SR,SL,SR,SL,SR,SL,SR,.. 767 * dst[blk2]: SL,SR,SL,SR,SL,SR,SL,SR,.. 768 * : 769 */ 770 for (left = size; left > 0; left -= blksize) { 771 s = (uint16_t *)src; 772 d = (uint16_t *)dst; 773 for (i = 0; i < blksize / sizeof(uint16_t) / 4; i++) { 774 /* L,R,SL,SR -> SL,SR */ 775 s++; 776 s++; 777 *d++ = *s++; 778 *d++ = *s++; 779 } 780 781 s = (uint16_t *)src; 782 d = (uint16_t *)src; 783 for (i = 0; i < blksize / sizeof(uint16_t) / 2 / 2; i++) { 784 /* L,R,SL,SR -> L,R */ 785 *d++ = *s++; 786 *d++ = *s++; 787 s++; 788 s++; 789 } 790 791 src = (char *)src + blksize; 792 dst = (char *)dst + blksize; 793 } 794 } 795 796 static void 797 split_buffer_6ch(void *dst, void *src, int size, int blksize) 798 { 799 int left, i; 800 uint16_t *s, *d, *dc, *dl; 801 802 /* 803 * by default, treat as WAV style 5.1ch order 804 * 5.1ch(WAV): L R C LFE SL SR 805 * 5.1ch(AAC): C L R SL SR LFE 806 * : 807 */ 808 809 /* 810 * src[blk0]: L,R,C,LFE,SL,SR,L,R,C,LFE,SL,SR,... 811 * src[blk1]: L,R,C,LFE,SL,SR,L,R,C,LFE,SL,SR,... 812 * src[blk2]: L,R,C,LFE,SL,SR,L,R,C,LFE,SL,SR,... 813 * : 814 * src[N-1] : L,R,C,LFE,SL,SR,L,R,C,LFE,SL,SR,... 815 * 816 * rearrange to 817 * 818 * src[blk0]: L,R,L,R,.. 819 * src[blk1]: L,R,L,R,.. 820 * src[blk2]: L,R,L,R,.. 821 * : 822 * 823 * dst[blk0]: SL,SR,SL,SR,.. 824 * dst[blk1]: SL,SR,SL,SR,.. 825 * dst[blk2]: SL,SR,SL,SR,.. 826 * : 827 * 828 * dst[N/2+0]: C,C,C,.. 829 * dst[N/2+1]: C,C,C,.. 830 * : 831 * 832 * dst[N/2+N/4+0]: LFE,LFE,LFE,.. 833 * dst[N/2+N/4+1]: LFE,LFE,LFE,.. 834 * : 835 */ 836 837 for (left = size; left > 0; left -= blksize) { 838 s = (uint16_t *)src; 839 d = (uint16_t *)dst; 840 dc = (uint16_t *)((char *)dst + blksize / 2); 841 dl = (uint16_t *)((char *)dst + blksize / 2 + blksize / 4); 842 for (i = 0; i < blksize / sizeof(uint16_t) / 6; i++) { 843 #ifdef GCSCAUDIO_5_1CH_AAC_ORDER 844 /* 845 * AAC: [C,L,R,SL,SR,LFE] 846 * => [SL,SR] 847 * => [C] 848 * => [LFE] 849 */ 850 *dc++ = s[0]; /* C */ 851 *dl++ = s[5]; /* LFE */ 852 *d++ = s[3]; /* SL */ 853 *d++ = s[4]; /* SR */ 854 #else 855 /* 856 * WAV: [L,R,C,LFE,SL,SR] 857 * => [SL,SR] 858 * => [C] 859 * => [LFE] 860 */ 861 *dc++ = s[2]; /* C */ 862 *dl++ = s[3]; /* LFE */ 863 *d++ = s[4]; /* SL */ 864 *d++ = s[5]; /* SR */ 865 #endif 866 s += 6; 867 } 868 869 s = (uint16_t *)src; 870 d = (uint16_t *)src; 871 for (i = 0; i < blksize / sizeof(uint16_t) / 2 / 2; i++) { 872 #ifdef GCSCAUDIO_5_1CH_AAC_ORDER 873 /* AAC: [C,L,R,SL,SR,LFE] => [L,R] */ 874 *d++ = s[1]; 875 *d++ = s[2]; 876 #else 877 /* WAV: [L,R,C,LFE,SL,SR] => [L,R] */ 878 *d++ = s[0]; 879 *d++ = s[1]; 880 #endif 881 s += 6; 882 } 883 884 src = (char *)src + blksize; 885 dst = (char *)dst + blksize; 886 } 887 } 888 889 static void 890 channel_splitter(struct gcscaudio_softc *sc) 891 { 892 int splitsize, left; 893 void *src, *dst; 894 895 if (sc->sc_mch_splitter == NULL) 896 return; 897 898 left = sc->sc_mch_split_size - sc->sc_mch_split_off; 899 splitsize = sc->sc_mch_split_blksize; 900 if (left < splitsize) 901 splitsize = left; 902 903 src = (char *)sc->sc_mch_split_start + sc->sc_mch_split_off; 904 dst = (char *)sc->sc_mch_split_buf + sc->sc_mch_split_off; 905 906 sc->sc_mch_splitter(dst, src, splitsize, sc->sc_mch_split_blksize); 907 908 sc->sc_mch_split_off += sc->sc_mch_split_blksize; 909 if (sc->sc_mch_split_off >= sc->sc_mch_split_size) 910 sc->sc_mch_split_off = 0; 911 } 912 913 static int 914 gcscaudio_trigger_output(void *addr, void *start, void *end, int blksize, 915 void (*intr)(void *), void *arg, 916 const audio_params_t *param) 917 { 918 struct gcscaudio_softc *sc; 919 size_t size; 920 921 sc = (struct gcscaudio_softc *)addr; 922 sc->sc_play.ch_intr = intr; 923 sc->sc_play.ch_intr_arg = arg; 924 size = (char *)end - (char *)start; 925 926 switch (sc->sc_play.ch_params.channels) { 927 case 2: 928 if (build_prdtables(sc, PRD_TABLE_FRONT, start, size, blksize, 929 blksize, 0)) 930 return EINVAL; 931 932 if (!AC97_IS_4CH(sc->codec_if)) { 933 /* 934 * output 2ch PCM to FRONT.LR(BM0) 935 * 936 * 2ch: L,R,L,R,L,R,L,R,... => BM0: L,R,L,R,L,R,L,R,... 937 * 938 */ 939 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_PRD, 940 PRDADDR(PRD_TABLE_FRONT, 0)); 941 942 /* start DMA transfer */ 943 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 944 ACC_BMx_CMD_WRITE | 945 ACC_BMx_CMD_BYTE_ORD_EL | 946 ACC_BMx_CMD_BM_CTL_ENABLE); 947 } else { 948 /* 949 * output same PCM to FRONT.LR(BM0) and SURROUND.LR(BM6). 950 * CENTER(BM4) and LFE(BM7) doesn't sound. 951 * 952 * 2ch: L,R,L,R,L,R,L,R,... => BM0: L,R,L,R,L,R,L,R,... 953 * BM6: (same of BM0) 954 * BM4: none 955 * BM7: none 956 */ 957 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_PRD, 958 PRDADDR(PRD_TABLE_FRONT, 0)); 959 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM6_PRD, 960 PRDADDR(PRD_TABLE_FRONT, 0)); 961 962 /* start DMA transfer */ 963 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 964 ACC_BMx_CMD_WRITE | 965 ACC_BMx_CMD_BYTE_ORD_EL | 966 ACC_BMx_CMD_BM_CTL_ENABLE); 967 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM6_CMD, 968 ACC_BMx_CMD_WRITE | 969 ACC_BMx_CMD_BYTE_ORD_EL | 970 ACC_BMx_CMD_BM_CTL_ENABLE); 971 } 972 break; 973 case 4: 974 /* 975 * output 4ch PCM split to FRONT.LR(BM0) and SURROUND.LR(BM6). 976 * CENTER(BM4) and LFE(BM7) doesn't sound. 977 * 978 * rearrange ordered channel to continuous per channel 979 * 980 * 4ch: L,R,SL,SR,L,R,SL,SR,... => BM0: L,R,L,R,... 981 * BM6: SL,SR,SL,SR,... 982 * BM4: none 983 * BM7: none 984 */ 985 if (sc->sc_mch_split_buf) 986 gcscaudio_free(sc, sc->sc_mch_split_buf, 987 sc->sc_mch_split_size); 988 989 if ((sc->sc_mch_split_buf = gcscaudio_malloc(sc, AUMODE_PLAY, 990 size)) == NULL) 991 return ENOMEM; 992 993 /* 994 * 1st and 2nd blocks are split immediately. 995 * Other blocks will be split synchronous with intr. 996 */ 997 split_buffer_4ch(sc->sc_mch_split_buf, start, blksize * 2, 998 blksize); 999 1000 sc->sc_mch_split_start = start; 1001 sc->sc_mch_split_size = size; 1002 sc->sc_mch_split_blksize = blksize; 1003 sc->sc_mch_split_off = (blksize * 2) % size; 1004 sc->sc_mch_splitter = split_buffer_4ch; /* split function */ 1005 1006 if (build_prdtables(sc, PRD_TABLE_FRONT, start, size, blksize, 1007 blksize / 2, 0)) 1008 return EINVAL; 1009 if (build_prdtables(sc, PRD_TABLE_SURR, sc->sc_mch_split_buf, 1010 size, blksize, blksize / 2, 0)) 1011 return EINVAL; 1012 1013 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_PRD, 1014 PRDADDR(PRD_TABLE_FRONT, 0)); 1015 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM6_PRD, 1016 PRDADDR(PRD_TABLE_SURR, 0)); 1017 1018 /* start DMA transfer */ 1019 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 1020 ACC_BMx_CMD_WRITE | 1021 ACC_BMx_CMD_BYTE_ORD_EL | 1022 ACC_BMx_CMD_BM_CTL_ENABLE); 1023 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM6_CMD, 1024 ACC_BMx_CMD_WRITE | 1025 ACC_BMx_CMD_BYTE_ORD_EL | 1026 ACC_BMx_CMD_BM_CTL_ENABLE); 1027 break; 1028 case 6: 1029 /* 1030 * output 6ch PCM split to 1031 * FRONT.LR(BM0), SURROUND.LR(BM6), CENTER(BM4) and LFE(BM7) 1032 * 1033 * rearrange ordered channel to continuous per channel 1034 * 1035 * 5.1ch: L,R,C,LFE,SL,SR,... => BM0: L,R,... 1036 * BM4: C,... 1037 * BM6: SL,SR,... 1038 * BM7: LFE,... 1039 * 1040 */ 1041 if (sc->sc_mch_split_buf) 1042 gcscaudio_free(sc, sc->sc_mch_split_buf, 1043 sc->sc_mch_split_size); 1044 1045 if ((sc->sc_mch_split_buf = gcscaudio_malloc(sc, AUMODE_PLAY, 1046 size)) == NULL) 1047 return ENOMEM; 1048 1049 /* 1050 * 1st and 2nd blocks are split immediately. 1051 * Other block will be split synchronous with intr. 1052 */ 1053 split_buffer_6ch(sc->sc_mch_split_buf, start, blksize * 2, 1054 blksize); 1055 1056 sc->sc_mch_split_start = start; 1057 sc->sc_mch_split_size = size; 1058 sc->sc_mch_split_blksize = blksize; 1059 sc->sc_mch_split_off = (blksize * 2) % size; 1060 sc->sc_mch_splitter = split_buffer_6ch; /* split function */ 1061 1062 if (build_prdtables(sc, PRD_TABLE_FRONT, start, size, blksize, 1063 blksize / 3, 0)) 1064 return EINVAL; 1065 if (build_prdtables(sc, PRD_TABLE_CENTER, sc->sc_mch_split_buf, 1066 size, blksize, blksize / 3, blksize / 2)) 1067 return EINVAL; 1068 if (build_prdtables(sc, PRD_TABLE_SURR, sc->sc_mch_split_buf, 1069 size, blksize, blksize / 3, 0)) 1070 return EINVAL; 1071 if (build_prdtables(sc, PRD_TABLE_LFE, sc->sc_mch_split_buf, 1072 size, blksize, blksize / 3, blksize / 2 + blksize / 4)) 1073 return EINVAL; 1074 1075 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM0_PRD, 1076 PRDADDR(PRD_TABLE_FRONT, 0)); 1077 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM4_PRD, 1078 PRDADDR(PRD_TABLE_CENTER, 0)); 1079 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM6_PRD, 1080 PRDADDR(PRD_TABLE_SURR, 0)); 1081 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM7_PRD, 1082 PRDADDR(PRD_TABLE_LFE, 0)); 1083 1084 /* start DMA transfer */ 1085 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_CMD, 1086 ACC_BMx_CMD_WRITE | ACC_BMx_CMD_BYTE_ORD_EL | 1087 ACC_BMx_CMD_BM_CTL_ENABLE); 1088 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM4_CMD, 1089 ACC_BMx_CMD_WRITE | ACC_BMx_CMD_BYTE_ORD_EL | 1090 ACC_BMx_CMD_BM_CTL_ENABLE); 1091 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM6_CMD, 1092 ACC_BMx_CMD_WRITE | ACC_BMx_CMD_BYTE_ORD_EL | 1093 ACC_BMx_CMD_BM_CTL_ENABLE); 1094 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM7_CMD, 1095 ACC_BMx_CMD_WRITE | ACC_BMx_CMD_BYTE_ORD_EL | 1096 ACC_BMx_CMD_BM_CTL_ENABLE); 1097 break; 1098 } 1099 1100 return 0; 1101 } 1102 1103 static int 1104 gcscaudio_trigger_input(void *addr, void *start, void *end, int blksize, 1105 void (*intr)(void *), void *arg, 1106 const audio_params_t *param) 1107 { 1108 struct gcscaudio_softc *sc; 1109 size_t size; 1110 1111 sc = (struct gcscaudio_softc *)addr; 1112 sc->sc_rec.ch_intr = intr; 1113 sc->sc_rec.ch_intr_arg = arg; 1114 size = (char *)end - (char *)start; 1115 1116 if (build_prdtables(sc, PRD_TABLE_REC, start, size, blksize, blksize, 0)) 1117 return EINVAL; 1118 1119 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ACC_BM1_PRD, 1120 PRDADDR(PRD_TABLE_REC, 0)); 1121 1122 /* start transfer */ 1123 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ACC_BM1_CMD, 1124 ACC_BMx_CMD_READ | 1125 ACC_BMx_CMD_BYTE_ORD_EL | 1126 ACC_BMx_CMD_BM_CTL_ENABLE); 1127 1128 return 0; 1129 } 1130 1131 static void 1132 gcscaudio_get_locks(void *arg, kmutex_t **intr, kmutex_t **thread) 1133 { 1134 struct gcscaudio_softc *sc; 1135 1136 sc = (struct gcscaudio_softc *)arg; 1137 1138 *intr = &sc->sc_intr_lock; 1139 *thread = &sc->sc_lock; 1140 } 1141 1142 static int 1143 gcscaudio_intr(void *arg) 1144 { 1145 struct gcscaudio_softc *sc; 1146 uint16_t intr; 1147 uint8_t bmstat; 1148 int nintr; 1149 1150 nintr = 0; 1151 sc = (struct gcscaudio_softc *)arg; 1152 1153 mutex_spin_enter(&sc->sc_intr_lock); 1154 1155 intr = bus_space_read_2(sc->sc_iot, sc->sc_ioh, ACC_IRQ_STATUS); 1156 if (intr == 0) 1157 goto done; 1158 1159 /* Front output */ 1160 if (intr & ACC_IRQ_STATUS_BM0_IRQ_STS) { 1161 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM0_STATUS); 1162 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1163 aprint_normal_dev(sc->sc_dev, "BM0: Bus Master Error\n"); 1164 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1165 aprint_normal_dev(sc->sc_dev, "BM0: NO End of Page?\n"); 1166 1167 if (sc->sc_play.ch_intr) { 1168 sc->sc_play.ch_intr(sc->sc_play.ch_intr_arg); 1169 channel_splitter(sc); 1170 } 1171 nintr++; 1172 } 1173 1174 /* Center output */ 1175 if (intr & ACC_IRQ_STATUS_BM4_IRQ_STS) { 1176 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM4_STATUS); 1177 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1178 aprint_normal_dev(sc->sc_dev, "BM4: Bus Master Error\n"); 1179 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1180 aprint_normal_dev(sc->sc_dev, "BM4: NO End of Page?\n"); 1181 1182 nintr++; 1183 } 1184 1185 /* Surround output */ 1186 if (intr & ACC_IRQ_STATUS_BM6_IRQ_STS) { 1187 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM6_STATUS); 1188 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1189 aprint_normal_dev(sc->sc_dev, "BM6: Bus Master Error\n"); 1190 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1191 aprint_normal_dev(sc->sc_dev, "BM6: NO End of Page?\n"); 1192 1193 nintr++; 1194 } 1195 1196 /* LowFrequencyEffect output */ 1197 if (intr & ACC_IRQ_STATUS_BM7_IRQ_STS) { 1198 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM7_STATUS); 1199 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1200 aprint_normal_dev(sc->sc_dev, "BM7: Bus Master Error\n"); 1201 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1202 aprint_normal_dev(sc->sc_dev, "BM7: NO End of Page?\n"); 1203 1204 nintr++; 1205 } 1206 1207 /* record */ 1208 if (intr & ACC_IRQ_STATUS_BM1_IRQ_STS) { 1209 bmstat = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ACC_BM1_STATUS); 1210 if (bmstat & ACC_BMx_STATUS_BM_EOP_ERR) 1211 aprint_normal_dev(sc->sc_dev, "BM1: Bus Master Error\n"); 1212 if (!(bmstat & ACC_BMx_STATUS_EOP)) 1213 aprint_normal_dev(sc->sc_dev, "BM1: NO End of Page?\n"); 1214 1215 if (sc->sc_rec.ch_intr) { 1216 sc->sc_rec.ch_intr(sc->sc_rec.ch_intr_arg); 1217 } 1218 nintr++; 1219 } 1220 1221 #ifdef GCSCAUDIO_DEBUG 1222 if (intr & ACC_IRQ_STATUS_IRQ_STS) 1223 aprint_normal_dev(sc->sc_dev, "Codec GPIO IRQ Status\n"); 1224 if (intr & ACC_IRQ_STATUS_WU_IRQ_STS) 1225 aprint_normal_dev(sc->sc_dev, "Codec GPIO Wakeup IRQ Status\n"); 1226 if (intr & ACC_IRQ_STATUS_BM2_IRQ_STS) 1227 aprint_normal_dev(sc->sc_dev, "Audio Bus Master 2 IRQ Status\n"); 1228 if (intr & ACC_IRQ_STATUS_BM3_IRQ_STS) 1229 aprint_normal_dev(sc->sc_dev, "Audio Bus Master 3 IRQ Status\n"); 1230 if (intr & ACC_IRQ_STATUS_BM5_IRQ_STS) 1231 aprint_normal_dev(sc->sc_dev, "Audio Bus Master 5 IRQ Status\n"); 1232 #endif 1233 1234 done: 1235 mutex_spin_exit(&sc->sc_intr_lock); 1236 1237 return nintr ? 1 : 0; 1238 } 1239 1240 static bool 1241 gcscaudio_resume(device_t dv, const pmf_qual_t *qual) 1242 { 1243 struct gcscaudio_softc *sc = device_private(dv); 1244 1245 gcscaudio_reset_codec(sc); 1246 DELAY(1000); 1247 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1248 1249 return true; 1250 } 1251 1252 static int 1253 gcscaudio_allocate_dma(struct gcscaudio_softc *sc, size_t size, void **addrp, 1254 bus_dma_segment_t *seglist, int nseg, int *rsegp, 1255 bus_dmamap_t *mapp) 1256 { 1257 int error; 1258 1259 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, seglist, 1260 nseg, rsegp, BUS_DMA_WAITOK)) != 0) { 1261 aprint_error_dev(sc->sc_dev, 1262 "unable to allocate DMA buffer, error=%d\n", error); 1263 goto fail_alloc; 1264 } 1265 1266 if ((error = bus_dmamem_map(sc->sc_dmat, seglist, nseg, size, addrp, 1267 BUS_DMA_WAITOK | BUS_DMA_COHERENT)) != 0) { 1268 aprint_error_dev(sc->sc_dev, 1269 "unable to map DMA buffer, error=%d\n", 1270 error); 1271 goto fail_map; 1272 } 1273 1274 if ((error = bus_dmamap_create(sc->sc_dmat, size, nseg, size, 0, 1275 BUS_DMA_WAITOK, mapp)) != 0) { 1276 aprint_error_dev(sc->sc_dev, 1277 "unable to create DMA map, error=%d\n", error); 1278 goto fail_create; 1279 } 1280 1281 if ((error = bus_dmamap_load(sc->sc_dmat, *mapp, *addrp, size, NULL, 1282 BUS_DMA_WAITOK)) != 0) { 1283 aprint_error_dev(sc->sc_dev, 1284 "unable to load DMA map, error=%d\n", error); 1285 goto fail_load; 1286 } 1287 1288 return 0; 1289 1290 fail_load: 1291 bus_dmamap_destroy(sc->sc_dmat, *mapp); 1292 fail_create: 1293 bus_dmamem_unmap(sc->sc_dmat, *addrp, size); 1294 fail_map: 1295 bus_dmamem_free(sc->sc_dmat, seglist, nseg); 1296 fail_alloc: 1297 return error; 1298 } 1299
Indexes created Tue Sep 30 17:09:57 GMT 2025