tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: a90af8f15bdc9449ee2d24e1d73fa3f7e8633f81 commit: aa736700f42fa0813e286ca2f9274ffaa25163b9 ASoC: imx-card: Add imx-card machine driver date: 6 months ago config: sparc64-randconfig-s031-20211116 (attached as .config) compiler: sparc64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout aa736700f42fa0813e286ca2f9274ffaa25163b9 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sparc64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) sound/soc/fsl/imx-card.c:121:27: sparse: sparse: symbol 'ak4458_fs_mul' was not declared. Should it be static? sound/soc/fsl/imx-card.c:138:31: sparse: sparse: symbol 'ak4458_tdm_fs_mul' was not declared. Should it be static? sound/soc/fsl/imx-card.c:149:27: sparse: sparse: symbol 'ak4497_fs_mul' was not declared. Should it be static? sound/soc/fsl/imx-card.c:166:27: sparse: sparse: symbol 'ak5558_fs_mul' was not declared. Should it be static? sound/soc/fsl/imx-card.c:180:31: sparse: sparse: symbol 'ak5558_tdm_fs_mul' was not declared. Should it be static? sound/soc/fsl/imx-card.c:631:59: sparse: expected unsigned int [usertype] asrc_format sound/soc/fsl/imx-card.c:631:59: sparse: got restricted snd_pcm_format_t [usertype] sound/soc/fsl/imx-card.c:633:59: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] asrc_format @@ got restricted snd_pcm_format_t [usertype] @@ sound/soc/fsl/imx-card.c:633:59: sparse: expected unsigned int [usertype] asrc_format sound/soc/fsl/imx-card.c:633:59: sparse: got restricted snd_pcm_format_t [usertype] vim +631 sound/soc/fsl/imx-card.c 472 473 static int imx_card_parse_of(struct imx_card_data *data) 474 { 475 struct imx_card_plat_data *plat_data = data->plat_data; 476 struct snd_soc_card *card = &data->card; 477 struct snd_soc_dai_link_component *dlc; 478 struct device_node *platform = NULL; 479 struct device_node *codec = NULL; 480 struct device_node *cpu = NULL; 481 struct device_node *np; 482 struct device *dev = card->dev; 483 struct snd_soc_dai_link *link; 484 struct dai_link_data *link_data; 485 struct of_phandle_args args; 486 int ret, num_links; 487 u32 width; 488 489 ret = snd_soc_of_parse_card_name(card, "model"); 490 if (ret) { 491 dev_err(dev, "Error parsing card name: %d\n", ret); 492 return ret; 493 } 494 495 /* DAPM routes */ 496 if (of_property_read_bool(dev->of_node, "audio-routing")) { 497 ret = snd_soc_of_parse_audio_routing(card, "audio-routing"); 498 if (ret) 499 return ret; 500 } 501 502 /* Populate links */ 503 num_links = of_get_child_count(dev->of_node); 504 505 /* Allocate the DAI link array */ 506 card->dai_link = devm_kcalloc(dev, num_links, sizeof(*link), GFP_KERNEL); 507 if (!card->dai_link) 508 return -ENOMEM; 509 510 data->link_data = devm_kcalloc(dev, num_links, sizeof(*link), GFP_KERNEL); 511 if (!data->link_data) 512 return -ENOMEM; 513 514 card->num_links = num_links; 515 link = card->dai_link; 516 link_data = data->link_data; 517 518 for_each_child_of_node(dev->of_node, np) { 519 dlc = devm_kzalloc(dev, 2 * sizeof(*dlc), GFP_KERNEL); 520 if (!dlc) { 521 ret = -ENOMEM; 522 goto err_put_np; 523 } 524 525 link->cpus = &dlc[0]; 526 link->platforms = &dlc[1]; 527 528 link->num_cpus = 1; 529 link->num_platforms = 1; 530 531 ret = of_property_read_string(np, "link-name", &link->name); 532 if (ret) { 533 dev_err(card->dev, "error getting codec dai_link name\n"); 534 goto err_put_np; 535 } 536 537 cpu = of_get_child_by_name(np, "cpu"); 538 if (!cpu) { 539 dev_err(dev, "%s: Can't find cpu DT node\n", link->name); 540 ret = -EINVAL; 541 goto err; 542 } 543 544 ret = of_parse_phandle_with_args(cpu, "sound-dai", 545 "#sound-dai-cells", 0, &args); 546 if (ret) { 547 dev_err(card->dev, "%s: error getting cpu phandle\n", link->name); 548 goto err; 549 } 550 551 if (of_node_name_eq(args.np, "sai")) { 552 /* sai sysclk id */ 553 link_data->cpu_sysclk_id = FSL_SAI_CLK_MAST1; 554 555 /* sai may support mclk/bclk = 1 */ 556 if (of_find_property(np, "fsl,mclk-equal-bclk", NULL)) 557 link_data->one2one_ratio = true; 558 } 559 560 link->cpus->of_node = args.np; 561 link->platforms->of_node = link->cpus->of_node; 562 link->id = args.args[0]; 563 564 ret = snd_soc_of_get_dai_name(cpu, &link->cpus->dai_name); 565 if (ret) { 566 if (ret != -EPROBE_DEFER) 567 dev_err(card->dev, "%s: error getting cpu dai name: %d\n", 568 link->name, ret); 569 goto err; 570 } 571 572 codec = of_get_child_by_name(np, "codec"); 573 if (codec) { 574 ret = snd_soc_of_get_dai_link_codecs(dev, codec, link); 575 if (ret < 0) { 576 if (ret != -EPROBE_DEFER) 577 dev_err(dev, "%s: codec dai not found: %d\n", 578 link->name, ret); 579 goto err; 580 } 581 582 plat_data->num_codecs = link->num_codecs; 583 584 /* Check the akcodec type */ 585 if (!strcmp(link->codecs->dai_name, "ak4458-aif")) 586 plat_data->type = CODEC_AK4458; 587 else if (!strcmp(link->codecs->dai_name, "ak4497-aif")) 588 plat_data->type = CODEC_AK4497; 589 else if (!strcmp(link->codecs->dai_name, "ak5558-aif")) 590 plat_data->type = CODEC_AK5558; 591 else if (!strcmp(link->codecs->dai_name, "ak5552-aif")) 592 plat_data->type = CODEC_AK5552; 593 594 } else { 595 dlc = devm_kzalloc(dev, sizeof(*dlc), GFP_KERNEL); 596 if (!dlc) { 597 ret = -ENOMEM; 598 goto err; 599 } 600 601 link->codecs = dlc; 602 link->num_codecs = 1; 603 604 link->codecs->dai_name = "snd-soc-dummy-dai"; 605 link->codecs->name = "snd-soc-dummy"; 606 } 607 608 if (!strncmp(link->name, "HiFi-ASRC-FE", 12)) { 609 /* DPCM frontend */ 610 link->dynamic = 1; 611 link->dpcm_merged_chan = 1; 612 613 ret = of_property_read_u32(args.np, "fsl,asrc-rate", &data->asrc_rate); 614 if (ret) { 615 dev_err(dev, "failed to get output rate\n"); 616 ret = -EINVAL; 617 goto err; 618 } 619 620 ret = of_property_read_u32(args.np, "fsl,asrc-format", &data->asrc_format); 621 if (ret) { 622 /* Fallback to old binding; translate to asrc_format */ 623 ret = of_property_read_u32(args.np, "fsl,asrc-width", &width); 624 if (ret) { 625 dev_err(dev, 626 "failed to decide output format\n"); 627 goto err; 628 } 629 630 if (width == 24) 632 else 633 data->asrc_format = SNDRV_PCM_FORMAT_S16_LE; 634 } 635 } else if (!strncmp(link->name, "HiFi-ASRC-BE", 12)) { 636 /* DPCM backend */ 637 link->no_pcm = 1; 638 link->platforms->of_node = NULL; 639 link->platforms->name = "snd-soc-dummy"; 640 641 link->be_hw_params_fixup = be_hw_params_fixup; 642 link->ops = &imx_aif_ops_be; 643 } else { 644 link->ops = &imx_aif_ops; 645 } 646 647 if (link->no_pcm || link->dynamic) 648 snd_soc_dai_link_set_capabilities(link); 649 650 /* Get dai fmt */ 651 ret = asoc_simple_parse_daifmt(dev, np, codec, 652 NULL, &link->dai_fmt); 653 if (ret) 654 link->dai_fmt = SND_SOC_DAIFMT_NB_NF | 655 SND_SOC_DAIFMT_CBS_CFS | 656 SND_SOC_DAIFMT_I2S; 657 658 /* Get tdm slot */ 659 snd_soc_of_parse_tdm_slot(np, NULL, NULL, 660 &link_data->slots, 661 &link_data->slot_width); 662 /* default value */ 663 if (!link_data->slots) 664 link_data->slots = 2; 665 666 if (!link_data->slot_width) 667 link_data->slot_width = 32; 668 669 link->ignore_pmdown_time = 1; 670 link->stream_name = link->name; 671 link++; 672 link_data++; 673 674 of_node_put(cpu); 675 of_node_put(codec); 676 of_node_put(platform); 677 } 678 679 return 0; 680 err: 681 of_node_put(cpu); 682 of_node_put(codec); 683 of_node_put(platform); 684 err_put_np: 685 of_node_put(np); 686 return ret; 687 } 688 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org