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Date: Wed, 6 Jun 2018 22:04:03 +0800
From: kbuild test robot <lkp@...el.com>
To: Marek Vasut <marek.vasut@...il.com>
Cc: kbuild-all@...org, linux-kernel@...r.kernel.org,
Marek Vasut <marek.vasut+renesas@...il.com>,
Geert Uytterhoeven <geert+renesas@...der.be>,
Lee Jones <lee.jones@...aro.org>,
Mark Brown <broonie@...nel.org>,
Steve Twiss <stwiss.opensource@...semi.com>,
Wolfram Sang <wsa+renesas@...g-engineering.com>,
linux-renesas-soc@...r.kernel.org
Subject: Re: [PATCH v4 06/12] mfd: da9063: Replace model with type
Hi Marek,
I love your patch! Yet something to improve:
[auto build test ERROR on ljones-mfd/for-mfd-next]
[also build test ERROR on v4.17 next-20180605]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Marek-Vasut/mfd-da9063-Fix-failpath-in-core/20180606-212247
base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next
config: i386-randconfig-x079-201822 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
drivers/regulator/da9063-regulator.c: In function 'da9063_regulator_probe':
>> drivers/regulator/da9063-regulator.c:749:10: error: 'struct da9063' has no member named 'model'
da9063->model);
^~
vim +749 drivers/regulator/da9063-regulator.c
69ca3e58 Krystian Garbaciak 2013-07-29 715
69ca3e58 Krystian Garbaciak 2013-07-29 716 static int da9063_regulator_probe(struct platform_device *pdev)
69ca3e58 Krystian Garbaciak 2013-07-29 717 {
69ca3e58 Krystian Garbaciak 2013-07-29 718 struct da9063 *da9063 = dev_get_drvdata(pdev->dev.parent);
69ca3e58 Krystian Garbaciak 2013-07-29 719 struct da9063_pdata *da9063_pdata = dev_get_platdata(da9063->dev);
0fdfd40a Geert Uytterhoeven 2013-09-09 720 struct of_regulator_match *da9063_reg_matches = NULL;
69ca3e58 Krystian Garbaciak 2013-07-29 721 struct da9063_regulators_pdata *regl_pdata;
69ca3e58 Krystian Garbaciak 2013-07-29 722 const struct da9063_dev_model *model;
69ca3e58 Krystian Garbaciak 2013-07-29 723 struct da9063_regulators *regulators;
69ca3e58 Krystian Garbaciak 2013-07-29 724 struct da9063_regulator *regl;
69ca3e58 Krystian Garbaciak 2013-07-29 725 struct regulator_config config;
69ca3e58 Krystian Garbaciak 2013-07-29 726 bool bcores_merged, bmem_bio_merged;
69ca3e58 Krystian Garbaciak 2013-07-29 727 int id, irq, n, n_regulators, ret, val;
69ca3e58 Krystian Garbaciak 2013-07-29 728 size_t size;
69ca3e58 Krystian Garbaciak 2013-07-29 729
69ca3e58 Krystian Garbaciak 2013-07-29 730 regl_pdata = da9063_pdata ? da9063_pdata->regulators_pdata : NULL;
69ca3e58 Krystian Garbaciak 2013-07-29 731
69ca3e58 Krystian Garbaciak 2013-07-29 732 if (!regl_pdata)
69ca3e58 Krystian Garbaciak 2013-07-29 733 regl_pdata = da9063_parse_regulators_dt(pdev,
69ca3e58 Krystian Garbaciak 2013-07-29 734 &da9063_reg_matches);
69ca3e58 Krystian Garbaciak 2013-07-29 735
69ca3e58 Krystian Garbaciak 2013-07-29 736 if (IS_ERR(regl_pdata) || regl_pdata->n_regulators == 0) {
69ca3e58 Krystian Garbaciak 2013-07-29 737 dev_err(&pdev->dev,
69ca3e58 Krystian Garbaciak 2013-07-29 738 "No regulators defined for the platform\n");
b6615659 Dan Carpenter 2017-08-30 739 return -ENODEV;
69ca3e58 Krystian Garbaciak 2013-07-29 740 }
69ca3e58 Krystian Garbaciak 2013-07-29 741
69ca3e58 Krystian Garbaciak 2013-07-29 742 /* Find regulators set for particular device model */
69ca3e58 Krystian Garbaciak 2013-07-29 743 for (model = regulators_models; model->regulator_info; model++) {
9a58dfc5 Marek Vasut 2018-06-06 744 if (model->type == da9063->type)
69ca3e58 Krystian Garbaciak 2013-07-29 745 break;
69ca3e58 Krystian Garbaciak 2013-07-29 746 }
69ca3e58 Krystian Garbaciak 2013-07-29 747 if (!model->regulator_info) {
69ca3e58 Krystian Garbaciak 2013-07-29 748 dev_err(&pdev->dev, "Chip model not recognised (%u)\n",
69ca3e58 Krystian Garbaciak 2013-07-29 @749 da9063->model);
69ca3e58 Krystian Garbaciak 2013-07-29 750 return -ENODEV;
69ca3e58 Krystian Garbaciak 2013-07-29 751 }
69ca3e58 Krystian Garbaciak 2013-07-29 752
69ca3e58 Krystian Garbaciak 2013-07-29 753 ret = regmap_read(da9063->regmap, DA9063_REG_CONFIG_H, &val);
69ca3e58 Krystian Garbaciak 2013-07-29 754 if (ret < 0) {
69ca3e58 Krystian Garbaciak 2013-07-29 755 dev_err(&pdev->dev,
69ca3e58 Krystian Garbaciak 2013-07-29 756 "Error while reading BUCKs configuration\n");
8a7963d5 Sachin Kamat 2014-02-18 757 return ret;
69ca3e58 Krystian Garbaciak 2013-07-29 758 }
69ca3e58 Krystian Garbaciak 2013-07-29 759 bcores_merged = val & DA9063_BCORE_MERGE;
69ca3e58 Krystian Garbaciak 2013-07-29 760 bmem_bio_merged = val & DA9063_BUCK_MERGE;
69ca3e58 Krystian Garbaciak 2013-07-29 761
69ca3e58 Krystian Garbaciak 2013-07-29 762 n_regulators = model->n_regulators;
69ca3e58 Krystian Garbaciak 2013-07-29 763 if (bcores_merged)
69ca3e58 Krystian Garbaciak 2013-07-29 764 n_regulators -= 2; /* remove BCORE1, BCORE2 */
69ca3e58 Krystian Garbaciak 2013-07-29 765 else
69ca3e58 Krystian Garbaciak 2013-07-29 766 n_regulators--; /* remove BCORES_MERGED */
69ca3e58 Krystian Garbaciak 2013-07-29 767 if (bmem_bio_merged)
69ca3e58 Krystian Garbaciak 2013-07-29 768 n_regulators -= 2; /* remove BMEM, BIO */
69ca3e58 Krystian Garbaciak 2013-07-29 769 else
69ca3e58 Krystian Garbaciak 2013-07-29 770 n_regulators--; /* remove BMEM_BIO_MERGED */
69ca3e58 Krystian Garbaciak 2013-07-29 771
69ca3e58 Krystian Garbaciak 2013-07-29 772 /* Allocate memory required by usable regulators */
69ca3e58 Krystian Garbaciak 2013-07-29 773 size = sizeof(struct da9063_regulators) +
69ca3e58 Krystian Garbaciak 2013-07-29 774 n_regulators * sizeof(struct da9063_regulator);
69ca3e58 Krystian Garbaciak 2013-07-29 775 regulators = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
8b5baa56 Sachin Kamat 2014-02-20 776 if (!regulators)
69ca3e58 Krystian Garbaciak 2013-07-29 777 return -ENOMEM;
69ca3e58 Krystian Garbaciak 2013-07-29 778
69ca3e58 Krystian Garbaciak 2013-07-29 779 regulators->n_regulators = n_regulators;
69ca3e58 Krystian Garbaciak 2013-07-29 780 platform_set_drvdata(pdev, regulators);
69ca3e58 Krystian Garbaciak 2013-07-29 781
69ca3e58 Krystian Garbaciak 2013-07-29 782 /* Register all regulators declared in platform information */
69ca3e58 Krystian Garbaciak 2013-07-29 783 n = 0;
69ca3e58 Krystian Garbaciak 2013-07-29 784 id = 0;
69ca3e58 Krystian Garbaciak 2013-07-29 785 while (n < regulators->n_regulators) {
69ca3e58 Krystian Garbaciak 2013-07-29 786 /* Skip regulator IDs depending on merge mode configuration */
69ca3e58 Krystian Garbaciak 2013-07-29 787 switch (id) {
69ca3e58 Krystian Garbaciak 2013-07-29 788 case DA9063_ID_BCORE1:
69ca3e58 Krystian Garbaciak 2013-07-29 789 case DA9063_ID_BCORE2:
69ca3e58 Krystian Garbaciak 2013-07-29 790 if (bcores_merged) {
69ca3e58 Krystian Garbaciak 2013-07-29 791 id++;
69ca3e58 Krystian Garbaciak 2013-07-29 792 continue;
69ca3e58 Krystian Garbaciak 2013-07-29 793 }
69ca3e58 Krystian Garbaciak 2013-07-29 794 break;
69ca3e58 Krystian Garbaciak 2013-07-29 795 case DA9063_ID_BMEM:
69ca3e58 Krystian Garbaciak 2013-07-29 796 case DA9063_ID_BIO:
69ca3e58 Krystian Garbaciak 2013-07-29 797 if (bmem_bio_merged) {
69ca3e58 Krystian Garbaciak 2013-07-29 798 id++;
69ca3e58 Krystian Garbaciak 2013-07-29 799 continue;
69ca3e58 Krystian Garbaciak 2013-07-29 800 }
69ca3e58 Krystian Garbaciak 2013-07-29 801 break;
69ca3e58 Krystian Garbaciak 2013-07-29 802 case DA9063_ID_BCORES_MERGED:
69ca3e58 Krystian Garbaciak 2013-07-29 803 if (!bcores_merged) {
69ca3e58 Krystian Garbaciak 2013-07-29 804 id++;
69ca3e58 Krystian Garbaciak 2013-07-29 805 continue;
69ca3e58 Krystian Garbaciak 2013-07-29 806 }
69ca3e58 Krystian Garbaciak 2013-07-29 807 break;
69ca3e58 Krystian Garbaciak 2013-07-29 808 case DA9063_ID_BMEM_BIO_MERGED:
69ca3e58 Krystian Garbaciak 2013-07-29 809 if (!bmem_bio_merged) {
69ca3e58 Krystian Garbaciak 2013-07-29 810 id++;
69ca3e58 Krystian Garbaciak 2013-07-29 811 continue;
69ca3e58 Krystian Garbaciak 2013-07-29 812 }
69ca3e58 Krystian Garbaciak 2013-07-29 813 break;
69ca3e58 Krystian Garbaciak 2013-07-29 814 }
69ca3e58 Krystian Garbaciak 2013-07-29 815
69ca3e58 Krystian Garbaciak 2013-07-29 816 /* Initialise regulator structure */
69ca3e58 Krystian Garbaciak 2013-07-29 817 regl = ®ulators->regulator[n];
69ca3e58 Krystian Garbaciak 2013-07-29 818 regl->hw = da9063;
69ca3e58 Krystian Garbaciak 2013-07-29 819 regl->info = &model->regulator_info[id];
69ca3e58 Krystian Garbaciak 2013-07-29 820 regl->desc = regl->info->desc;
69ca3e58 Krystian Garbaciak 2013-07-29 821 regl->desc.type = REGULATOR_VOLTAGE;
69ca3e58 Krystian Garbaciak 2013-07-29 822 regl->desc.owner = THIS_MODULE;
69ca3e58 Krystian Garbaciak 2013-07-29 823
69ca3e58 Krystian Garbaciak 2013-07-29 824 if (regl->info->mode.reg)
69ca3e58 Krystian Garbaciak 2013-07-29 825 regl->mode = devm_regmap_field_alloc(&pdev->dev,
69ca3e58 Krystian Garbaciak 2013-07-29 826 da9063->regmap, regl->info->mode);
69ca3e58 Krystian Garbaciak 2013-07-29 827 if (regl->info->suspend.reg)
69ca3e58 Krystian Garbaciak 2013-07-29 828 regl->suspend = devm_regmap_field_alloc(&pdev->dev,
69ca3e58 Krystian Garbaciak 2013-07-29 829 da9063->regmap, regl->info->suspend);
69ca3e58 Krystian Garbaciak 2013-07-29 830 if (regl->info->sleep.reg)
69ca3e58 Krystian Garbaciak 2013-07-29 831 regl->sleep = devm_regmap_field_alloc(&pdev->dev,
69ca3e58 Krystian Garbaciak 2013-07-29 832 da9063->regmap, regl->info->sleep);
69ca3e58 Krystian Garbaciak 2013-07-29 833 if (regl->info->suspend_sleep.reg)
69ca3e58 Krystian Garbaciak 2013-07-29 834 regl->suspend_sleep = devm_regmap_field_alloc(&pdev->dev,
69ca3e58 Krystian Garbaciak 2013-07-29 835 da9063->regmap, regl->info->suspend_sleep);
69ca3e58 Krystian Garbaciak 2013-07-29 836 if (regl->info->ilimit.reg)
69ca3e58 Krystian Garbaciak 2013-07-29 837 regl->ilimit = devm_regmap_field_alloc(&pdev->dev,
69ca3e58 Krystian Garbaciak 2013-07-29 838 da9063->regmap, regl->info->ilimit);
69ca3e58 Krystian Garbaciak 2013-07-29 839
69ca3e58 Krystian Garbaciak 2013-07-29 840 /* Register regulator */
69ca3e58 Krystian Garbaciak 2013-07-29 841 memset(&config, 0, sizeof(config));
69ca3e58 Krystian Garbaciak 2013-07-29 842 config.dev = &pdev->dev;
69ca3e58 Krystian Garbaciak 2013-07-29 843 config.init_data = da9063_get_regulator_initdata(regl_pdata, id);
69ca3e58 Krystian Garbaciak 2013-07-29 844 config.driver_data = regl;
69ca3e58 Krystian Garbaciak 2013-07-29 845 if (da9063_reg_matches)
69ca3e58 Krystian Garbaciak 2013-07-29 846 config.of_node = da9063_reg_matches[id].of_node;
69ca3e58 Krystian Garbaciak 2013-07-29 847 config.regmap = da9063->regmap;
e97bba91 Jingoo Han 2013-09-30 848 regl->rdev = devm_regulator_register(&pdev->dev, ®l->desc,
e97bba91 Jingoo Han 2013-09-30 849 &config);
e515800b Axel Lin 2013-08-30 850 if (IS_ERR(regl->rdev)) {
69ca3e58 Krystian Garbaciak 2013-07-29 851 dev_err(&pdev->dev,
69ca3e58 Krystian Garbaciak 2013-07-29 852 "Failed to register %s regulator\n",
69ca3e58 Krystian Garbaciak 2013-07-29 853 regl->desc.name);
e97bba91 Jingoo Han 2013-09-30 854 return PTR_ERR(regl->rdev);
69ca3e58 Krystian Garbaciak 2013-07-29 855 }
69ca3e58 Krystian Garbaciak 2013-07-29 856 id++;
69ca3e58 Krystian Garbaciak 2013-07-29 857 n++;
69ca3e58 Krystian Garbaciak 2013-07-29 858 }
69ca3e58 Krystian Garbaciak 2013-07-29 859
69ca3e58 Krystian Garbaciak 2013-07-29 860 /* LDOs overcurrent event support */
69ca3e58 Krystian Garbaciak 2013-07-29 861 irq = platform_get_irq_byname(pdev, "LDO_LIM");
69ca3e58 Krystian Garbaciak 2013-07-29 862 if (irq < 0) {
69ca3e58 Krystian Garbaciak 2013-07-29 863 dev_err(&pdev->dev, "Failed to get IRQ.\n");
e97bba91 Jingoo Han 2013-09-30 864 return irq;
69ca3e58 Krystian Garbaciak 2013-07-29 865 }
69ca3e58 Krystian Garbaciak 2013-07-29 866
d87aef91 Axel Lin 2015-05-31 867 ret = devm_request_threaded_irq(&pdev->dev, irq,
69ca3e58 Krystian Garbaciak 2013-07-29 868 NULL, da9063_ldo_lim_event,
69ca3e58 Krystian Garbaciak 2013-07-29 869 IRQF_TRIGGER_LOW | IRQF_ONESHOT,
69ca3e58 Krystian Garbaciak 2013-07-29 870 "LDO_LIM", regulators);
69ca3e58 Krystian Garbaciak 2013-07-29 871 if (ret) {
d87aef91 Axel Lin 2015-05-31 872 dev_err(&pdev->dev, "Failed to request LDO_LIM IRQ.\n");
d87aef91 Axel Lin 2015-05-31 873 return ret;
69ca3e58 Krystian Garbaciak 2013-07-29 874 }
69ca3e58 Krystian Garbaciak 2013-07-29 875
69ca3e58 Krystian Garbaciak 2013-07-29 876 return 0;
69ca3e58 Krystian Garbaciak 2013-07-29 877 }
69ca3e58 Krystian Garbaciak 2013-07-29 878
:::::: The code at line 749 was first introduced by commit
:::::: 69ca3e58d17854f8fa72d85aea6bf4614ad25a56 regulator: da9063: Add Dialog DA9063 voltage regulators support.
:::::: TO: Krystian Garbaciak <krystian.garbaciak@...semi.com>
:::::: CC: Mark Brown <broonie@...aro.org>
---
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