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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 | // SPDX-License-Identifier: GPL-2.0 // // soc-dai.c // // Copyright (C) 2019 Renesas Electronics Corp. // Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> // #include <sound/soc.h> #include <sound/soc-dai.h> #include <sound/soc-link.h> #define soc_dai_ret(dai, ret) _soc_dai_ret(dai, __func__, ret) static inline int _soc_dai_ret(struct snd_soc_dai *dai, const char *func, int ret) { /* Positive, Zero values are not errors */ if (ret >= 0) return ret; /* Negative values might be errors */ switch (ret) { case -EPROBE_DEFER: case -ENOTSUPP: break; default: dev_err(dai->dev, "ASoC: error at %s on %s: %d\n", func, dai->name, ret); } return ret; } /* * We might want to check substream by using list. * In such case, we can update these macros. */ #define soc_dai_mark_push(dai, substream, tgt) ((dai)->mark_##tgt = substream) #define soc_dai_mark_pop(dai, substream, tgt) ((dai)->mark_##tgt = NULL) #define soc_dai_mark_match(dai, substream, tgt) ((dai)->mark_##tgt == substream) /** * snd_soc_dai_set_sysclk - configure DAI system or master clock. * @dai: DAI * @clk_id: DAI specific clock ID * @freq: new clock frequency in Hz * @dir: new clock direction - input/output. * * Configures the DAI master (MCLK) or system (SYSCLK) clocking. */ int snd_soc_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { int ret; if (dai->driver->ops && dai->driver->ops->set_sysclk) ret = dai->driver->ops->set_sysclk(dai, clk_id, freq, dir); else ret = snd_soc_component_set_sysclk(dai->component, clk_id, 0, freq, dir); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_sysclk); /** * snd_soc_dai_set_clkdiv - configure DAI clock dividers. * @dai: DAI * @div_id: DAI specific clock divider ID * @div: new clock divisor. * * Configures the clock dividers. This is used to derive the best DAI bit and * frame clocks from the system or master clock. It's best to set the DAI bit * and frame clocks as low as possible to save system power. */ int snd_soc_dai_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div) { int ret = -EINVAL; if (dai->driver->ops && dai->driver->ops->set_clkdiv) ret = dai->driver->ops->set_clkdiv(dai, div_id, div); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_clkdiv); /** * snd_soc_dai_set_pll - configure DAI PLL. * @dai: DAI * @pll_id: DAI specific PLL ID * @source: DAI specific source for the PLL * @freq_in: PLL input clock frequency in Hz * @freq_out: requested PLL output clock frequency in Hz * * Configures and enables PLL to generate output clock based on input clock. */ int snd_soc_dai_set_pll(struct snd_soc_dai *dai, int pll_id, int source, unsigned int freq_in, unsigned int freq_out) { int ret; if (dai->driver->ops && dai->driver->ops->set_pll) ret = dai->driver->ops->set_pll(dai, pll_id, source, freq_in, freq_out); else ret = snd_soc_component_set_pll(dai->component, pll_id, source, freq_in, freq_out); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_pll); /** * snd_soc_dai_set_bclk_ratio - configure BCLK to sample rate ratio. * @dai: DAI * @ratio: Ratio of BCLK to Sample rate. * * Configures the DAI for a preset BCLK to sample rate ratio. */ int snd_soc_dai_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) { int ret = -ENOTSUPP; if (dai->driver->ops && dai->driver->ops->set_bclk_ratio) ret = dai->driver->ops->set_bclk_ratio(dai, ratio); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_bclk_ratio); int snd_soc_dai_get_fmt_max_priority(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_dai *dai; int i, max = 0; /* * return max num if *ALL* DAIs have .auto_selectable_formats */ for_each_rtd_dais(rtd, i, dai) { if (dai->driver->ops && dai->driver->ops->num_auto_selectable_formats) max = max(max, dai->driver->ops->num_auto_selectable_formats); else return 0; } return max; } /** * snd_soc_dai_get_fmt - get supported audio format. * @dai: DAI * @priority: priority level of supported audio format. * * This should return only formats implemented with high * quality by the DAI so that the core can configure a * format which will work well with other devices. * For example devices which don't support both edges of the * LRCLK signal in I2S style formats should only list DSP * modes. This will mean that sometimes fewer formats * are reported here than are supported by set_fmt(). */ u64 snd_soc_dai_get_fmt(struct snd_soc_dai *dai, int priority) { const struct snd_soc_dai_ops *ops = dai->driver->ops; u64 fmt = 0; int i, max = 0, until = priority; /* * Collect auto_selectable_formats until priority * * ex) * auto_selectable_formats[] = { A, B, C }; * (A, B, C = SND_SOC_POSSIBLE_DAIFMT_xxx) * * priority = 1 : A * priority = 2 : A | B * priority = 3 : A | B | C * priority = 4 : A | B | C * ... */ if (ops) max = ops->num_auto_selectable_formats; if (max < until) until = max; for (i = 0; i < until; i++) fmt |= ops->auto_selectable_formats[i]; return fmt; } /** * snd_soc_dai_set_fmt - configure DAI hardware audio format. * @dai: DAI * @fmt: SND_SOC_DAIFMT_* format value. * * Configures the DAI hardware format and clocking. */ int snd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) { int ret = -ENOTSUPP; if (dai->driver->ops && dai->driver->ops->set_fmt) ret = dai->driver->ops->set_fmt(dai, fmt); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_fmt); /** * snd_soc_xlate_tdm_slot_mask - generate tx/rx slot mask. * @slots: Number of slots in use. * @tx_mask: bitmask representing active TX slots. * @rx_mask: bitmask representing active RX slots. * * Generates the TDM tx and rx slot default masks for DAI. */ static int snd_soc_xlate_tdm_slot_mask(unsigned int slots, unsigned int *tx_mask, unsigned int *rx_mask) { if (*tx_mask || *rx_mask) return 0; if (!slots) return -EINVAL; *tx_mask = (1 << slots) - 1; *rx_mask = (1 << slots) - 1; return 0; } /** * snd_soc_dai_set_tdm_slot() - Configures a DAI for TDM operation * @dai: The DAI to configure * @tx_mask: bitmask representing active TX slots. * @rx_mask: bitmask representing active RX slots. * @slots: Number of slots in use. * @slot_width: Width in bits for each slot. * * This function configures the specified DAI for TDM operation. @slot contains * the total number of slots of the TDM stream and @slot_with the width of each * slot in bit clock cycles. @tx_mask and @rx_mask are bitmasks specifying the * active slots of the TDM stream for the specified DAI, i.e. which slots the * DAI should write to or read from. If a bit is set the corresponding slot is * active, if a bit is cleared the corresponding slot is inactive. Bit 0 maps to * the first slot, bit 1 to the second slot and so on. The first active slot * maps to the first channel of the DAI, the second active slot to the second * channel and so on. * * TDM mode can be disabled by passing 0 for @slots. In this case @tx_mask, * @rx_mask and @slot_width will be ignored. * * Returns 0 on success, a negative error code otherwise. */ int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { int ret = -ENOTSUPP; int stream; unsigned int *tdm_mask[] = { &tx_mask, &rx_mask, }; if (dai->driver->ops && dai->driver->ops->xlate_tdm_slot_mask) dai->driver->ops->xlate_tdm_slot_mask(slots, &tx_mask, &rx_mask); else snd_soc_xlate_tdm_slot_mask(slots, &tx_mask, &rx_mask); for_each_pcm_streams(stream) snd_soc_dai_tdm_mask_set(dai, stream, *tdm_mask[stream]); if (dai->driver->ops && dai->driver->ops->set_tdm_slot) ret = dai->driver->ops->set_tdm_slot(dai, tx_mask, rx_mask, slots, slot_width); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_tdm_slot); /** * snd_soc_dai_set_channel_map - configure DAI audio channel map * @dai: DAI * @tx_num: how many TX channels * @tx_slot: pointer to an array which imply the TX slot number channel * 0~num-1 uses * @rx_num: how many RX channels * @rx_slot: pointer to an array which imply the RX slot number channel * 0~num-1 uses * * configure the relationship between channel number and TDM slot number. */ int snd_soc_dai_set_channel_map(struct snd_soc_dai *dai, unsigned int tx_num, unsigned int *tx_slot, unsigned int rx_num, unsigned int *rx_slot) { int ret = -ENOTSUPP; if (dai->driver->ops && dai->driver->ops->set_channel_map) ret = dai->driver->ops->set_channel_map(dai, tx_num, tx_slot, rx_num, rx_slot); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_channel_map); /** * snd_soc_dai_get_channel_map - Get DAI audio channel map * @dai: DAI * @tx_num: how many TX channels * @tx_slot: pointer to an array which imply the TX slot number channel * 0~num-1 uses * @rx_num: how many RX channels * @rx_slot: pointer to an array which imply the RX slot number channel * 0~num-1 uses */ int snd_soc_dai_get_channel_map(struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot) { int ret = -ENOTSUPP; if (dai->driver->ops && dai->driver->ops->get_channel_map) ret = dai->driver->ops->get_channel_map(dai, tx_num, tx_slot, rx_num, rx_slot); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_get_channel_map); /** * snd_soc_dai_set_tristate - configure DAI system or master clock. * @dai: DAI * @tristate: tristate enable * * Tristates the DAI so that others can use it. */ int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate) { int ret = -EINVAL; if (dai->driver->ops && dai->driver->ops->set_tristate) ret = dai->driver->ops->set_tristate(dai, tristate); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_tristate); /** * snd_soc_dai_digital_mute - configure DAI system or master clock. * @dai: DAI * @mute: mute enable * @direction: stream to mute * * Mutes the DAI DAC. */ int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute, int direction) { int ret = -ENOTSUPP; /* * ignore if direction was CAPTURE * and it had .no_capture_mute flag */ if (dai->driver->ops && dai->driver->ops->mute_stream && (direction == SNDRV_PCM_STREAM_PLAYBACK || !dai->driver->ops->no_capture_mute)) ret = dai->driver->ops->mute_stream(dai, mute, direction); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_digital_mute); int snd_soc_dai_hw_params(struct snd_soc_dai *dai, struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { int ret = 0; if (dai->driver->ops && dai->driver->ops->hw_params) ret = dai->driver->ops->hw_params(substream, params, dai); /* mark substream if succeeded */ if (ret == 0) soc_dai_mark_push(dai, substream, hw_params); return soc_dai_ret(dai, ret); } void snd_soc_dai_hw_free(struct snd_soc_dai *dai, struct snd_pcm_substream *substream, int rollback) { if (rollback && !soc_dai_mark_match(dai, substream, hw_params)) return; if (dai->driver->ops && dai->driver->ops->hw_free) dai->driver->ops->hw_free(substream, dai); /* remove marked substream */ soc_dai_mark_pop(dai, substream, hw_params); } int snd_soc_dai_startup(struct snd_soc_dai *dai, struct snd_pcm_substream *substream) { int ret = 0; if (!snd_soc_dai_stream_valid(dai, substream->stream)) return 0; if (dai->driver->ops && dai->driver->ops->startup) ret = dai->driver->ops->startup(substream, dai); /* mark substream if succeeded */ if (ret == 0) soc_dai_mark_push(dai, substream, startup); return soc_dai_ret(dai, ret); } void snd_soc_dai_shutdown(struct snd_soc_dai *dai, struct snd_pcm_substream *substream, int rollback) { if (!snd_soc_dai_stream_valid(dai, substream->stream)) return; if (rollback && !soc_dai_mark_match(dai, substream, startup)) return; if (dai->driver->ops && dai->driver->ops->shutdown) dai->driver->ops->shutdown(substream, dai); /* remove marked substream */ soc_dai_mark_pop(dai, substream, startup); } int snd_soc_dai_compress_new(struct snd_soc_dai *dai, struct snd_soc_pcm_runtime *rtd, int num) { int ret = -ENOTSUPP; if (dai->driver->ops && dai->driver->ops->compress_new) ret = dai->driver->ops->compress_new(rtd, num); return soc_dai_ret(dai, ret); } /* * snd_soc_dai_stream_valid() - check if a DAI supports the given stream * * Returns true if the DAI supports the indicated stream type. */ bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int dir) { struct snd_soc_pcm_stream *stream = snd_soc_dai_get_pcm_stream(dai, dir); /* If the codec specifies any channels at all, it supports the stream */ return stream->channels_min; } /* * snd_soc_dai_link_set_capabilities() - set dai_link properties based on its DAIs */ void snd_soc_dai_link_set_capabilities(struct snd_soc_dai_link *dai_link) { bool supported[SNDRV_PCM_STREAM_LAST + 1]; int direction; for_each_pcm_streams(direction) { struct snd_soc_dai_link_component *cpu; struct snd_soc_dai_link_component *codec; struct snd_soc_dai *dai; bool supported_cpu = false; bool supported_codec = false; int i; for_each_link_cpus(dai_link, i, cpu) { dai = snd_soc_find_dai_with_mutex(cpu); if (dai && snd_soc_dai_stream_valid(dai, direction)) { supported_cpu = true; break; } } for_each_link_codecs(dai_link, i, codec) { dai = snd_soc_find_dai_with_mutex(codec); if (dai && snd_soc_dai_stream_valid(dai, direction)) { supported_codec = true; break; } } supported[direction] = supported_cpu && supported_codec; } dai_link->dpcm_playback = supported[SNDRV_PCM_STREAM_PLAYBACK]; dai_link->dpcm_capture = supported[SNDRV_PCM_STREAM_CAPTURE]; } EXPORT_SYMBOL_GPL(snd_soc_dai_link_set_capabilities); void snd_soc_dai_action(struct snd_soc_dai *dai, int stream, int action) { /* see snd_soc_dai_stream_active() */ dai->stream[stream].active += action; /* see snd_soc_component_active() */ dai->component->active += action; } EXPORT_SYMBOL_GPL(snd_soc_dai_action); int snd_soc_dai_active(struct snd_soc_dai *dai) { int stream, active; active = 0; for_each_pcm_streams(stream) active += dai->stream[stream].active; return active; } EXPORT_SYMBOL_GPL(snd_soc_dai_active); int snd_soc_pcm_dai_probe(struct snd_soc_pcm_runtime *rtd, int order) { struct snd_soc_dai *dai; int i; for_each_rtd_dais(rtd, i, dai) { if (dai->probed) continue; if (dai->driver->ops) { if (dai->driver->ops->probe_order != order) continue; if (dai->driver->ops->probe) { int ret = dai->driver->ops->probe(dai); if (ret < 0) return soc_dai_ret(dai, ret); } } dai->probed = 1; } return 0; } int snd_soc_pcm_dai_remove(struct snd_soc_pcm_runtime *rtd, int order) { struct snd_soc_dai *dai; int i, r, ret = 0; for_each_rtd_dais(rtd, i, dai) { if (!dai->probed) continue; if (dai->driver->ops) { if (dai->driver->ops->remove_order != order) continue; if (dai->driver->ops->remove) { r = dai->driver->ops->remove(dai); if (r < 0) ret = r; /* use last error */ } } dai->probed = 0; } return ret; } int snd_soc_pcm_dai_new(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_dai *dai; int i; for_each_rtd_dais(rtd, i, dai) { if (dai->driver->ops && dai->driver->ops->pcm_new) { int ret = dai->driver->ops->pcm_new(rtd, dai); if (ret < 0) return soc_dai_ret(dai, ret); } } return 0; } int snd_soc_pcm_dai_prepare(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); struct snd_soc_dai *dai; int i, ret; for_each_rtd_dais(rtd, i, dai) { if (!snd_soc_dai_stream_valid(dai, substream->stream)) continue; if (dai->driver->ops && dai->driver->ops->prepare) { ret = dai->driver->ops->prepare(substream, dai); if (ret < 0) return soc_dai_ret(dai, ret); } } return 0; } static int soc_dai_trigger(struct snd_soc_dai *dai, struct snd_pcm_substream *substream, int cmd) { int ret = 0; if (!snd_soc_dai_stream_valid(dai, substream->stream)) return 0; if (dai->driver->ops && dai->driver->ops->trigger) ret = dai->driver->ops->trigger(substream, cmd, dai); return soc_dai_ret(dai, ret); } int snd_soc_pcm_dai_trigger(struct snd_pcm_substream *substream, int cmd, int rollback) { struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); struct snd_soc_dai *dai; int i, r, ret = 0; switch (cmd) { case SNDRV_PCM_TRIGGER_START: case SNDRV_PCM_TRIGGER_RESUME: case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: for_each_rtd_dais(rtd, i, dai) { ret = soc_dai_trigger(dai, substream, cmd); if (ret < 0) break; if (dai->driver->ops && dai->driver->ops->mute_unmute_on_trigger) snd_soc_dai_digital_mute(dai, 0, substream->stream); soc_dai_mark_push(dai, substream, trigger); } break; case SNDRV_PCM_TRIGGER_STOP: case SNDRV_PCM_TRIGGER_SUSPEND: case SNDRV_PCM_TRIGGER_PAUSE_PUSH: for_each_rtd_dais(rtd, i, dai) { if (rollback && !soc_dai_mark_match(dai, substream, trigger)) continue; if (dai->driver->ops && dai->driver->ops->mute_unmute_on_trigger) snd_soc_dai_digital_mute(dai, 1, substream->stream); r = soc_dai_trigger(dai, substream, cmd); if (r < 0) ret = r; /* use last ret */ soc_dai_mark_pop(dai, substream, trigger); } } return ret; } int snd_soc_pcm_dai_bespoke_trigger(struct snd_pcm_substream *substream, int cmd) { struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); struct snd_soc_dai *dai; int i, ret; for_each_rtd_dais(rtd, i, dai) { if (dai->driver->ops && dai->driver->ops->bespoke_trigger) { ret = dai->driver->ops->bespoke_trigger(substream, cmd, dai); if (ret < 0) return soc_dai_ret(dai, ret); } } return 0; } void snd_soc_pcm_dai_delay(struct snd_pcm_substream *substream, snd_pcm_sframes_t *cpu_delay, snd_pcm_sframes_t *codec_delay) { struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); struct snd_soc_dai *dai; int i; /* * We're looking for the delay through the full audio path so it needs to * be the maximum of the DAIs doing transmit and the maximum of the DAIs * doing receive (ie, all CPUs and all CODECs) rather than just the maximum * of all DAIs. */ /* for CPU */ for_each_rtd_cpu_dais(rtd, i, dai) if (dai->driver->ops && dai->driver->ops->delay) *cpu_delay = max(*cpu_delay, dai->driver->ops->delay(substream, dai)); /* for Codec */ for_each_rtd_codec_dais(rtd, i, dai) if (dai->driver->ops && dai->driver->ops->delay) *codec_delay = max(*codec_delay, dai->driver->ops->delay(substream, dai)); } int snd_soc_dai_compr_startup(struct snd_soc_dai *dai, struct snd_compr_stream *cstream) { int ret = 0; if (dai->driver->cops && dai->driver->cops->startup) ret = dai->driver->cops->startup(cstream, dai); /* mark cstream if succeeded */ if (ret == 0) soc_dai_mark_push(dai, cstream, compr_startup); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_compr_startup); void snd_soc_dai_compr_shutdown(struct snd_soc_dai *dai, struct snd_compr_stream *cstream, int rollback) { if (rollback && !soc_dai_mark_match(dai, cstream, compr_startup)) return; if (dai->driver->cops && dai->driver->cops->shutdown) dai->driver->cops->shutdown(cstream, dai); /* remove marked cstream */ soc_dai_mark_pop(dai, cstream, compr_startup); } EXPORT_SYMBOL_GPL(snd_soc_dai_compr_shutdown); int snd_soc_dai_compr_trigger(struct snd_soc_dai *dai, struct snd_compr_stream *cstream, int cmd) { int ret = 0; if (dai->driver->cops && dai->driver->cops->trigger) ret = dai->driver->cops->trigger(cstream, cmd, dai); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_compr_trigger); int snd_soc_dai_compr_set_params(struct snd_soc_dai *dai, struct snd_compr_stream *cstream, struct snd_compr_params *params) { int ret = 0; if (dai->driver->cops && dai->driver->cops->set_params) ret = dai->driver->cops->set_params(cstream, params, dai); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_compr_set_params); int snd_soc_dai_compr_get_params(struct snd_soc_dai *dai, struct snd_compr_stream *cstream, struct snd_codec *params) { int ret = 0; if (dai->driver->cops && dai->driver->cops->get_params) ret = dai->driver->cops->get_params(cstream, params, dai); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_compr_get_params); int snd_soc_dai_compr_ack(struct snd_soc_dai *dai, struct snd_compr_stream *cstream, size_t bytes) { int ret = 0; if (dai->driver->cops && dai->driver->cops->ack) ret = dai->driver->cops->ack(cstream, bytes, dai); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_compr_ack); int snd_soc_dai_compr_pointer(struct snd_soc_dai *dai, struct snd_compr_stream *cstream, struct snd_compr_tstamp *tstamp) { int ret = 0; if (dai->driver->cops && dai->driver->cops->pointer) ret = dai->driver->cops->pointer(cstream, tstamp, dai); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_compr_pointer); int snd_soc_dai_compr_set_metadata(struct snd_soc_dai *dai, struct snd_compr_stream *cstream, struct snd_compr_metadata *metadata) { int ret = 0; if (dai->driver->cops && dai->driver->cops->set_metadata) ret = dai->driver->cops->set_metadata(cstream, metadata, dai); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_compr_set_metadata); int snd_soc_dai_compr_get_metadata(struct snd_soc_dai *dai, struct snd_compr_stream *cstream, struct snd_compr_metadata *metadata) { int ret = 0; if (dai->driver->cops && dai->driver->cops->get_metadata) ret = dai->driver->cops->get_metadata(cstream, metadata, dai); return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_compr_get_metadata); |