tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 07f7e57c63aaa2afb4ea31edef05e08699a63a00 commit: de8860b1ed4701ea7e6f760f02d79ca6a3b656a1 [2008/11103] iio: magnetometer: Add driver for Yamaha YAS530 config: x86_64-randconfig-m001-20210215 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> smatch warnings: drivers/iio/magnetometer/yamaha-yas530.c:891 yas5xx_probe() warn: missing error code 'ret' vim +/ret +891 drivers/iio/magnetometer/yamaha-yas530.c de8860b1ed4701 Linus Walleij 2020-12-24 816 static int yas5xx_probe(struct i2c_client *i2c, de8860b1ed4701 Linus Walleij 2020-12-24 817 const struct i2c_device_id *id) de8860b1ed4701 Linus Walleij 2020-12-24 818 { de8860b1ed4701 Linus Walleij 2020-12-24 819 struct iio_dev *indio_dev; de8860b1ed4701 Linus Walleij 2020-12-24 820 struct device *dev = &i2c->dev; de8860b1ed4701 Linus Walleij 2020-12-24 821 struct yas5xx *yas5xx; de8860b1ed4701 Linus Walleij 2020-12-24 822 int ret; de8860b1ed4701 Linus Walleij 2020-12-24 823 de8860b1ed4701 Linus Walleij 2020-12-24 824 indio_dev = devm_iio_device_alloc(dev, sizeof(*yas5xx)); de8860b1ed4701 Linus Walleij 2020-12-24 825 if (!indio_dev) de8860b1ed4701 Linus Walleij 2020-12-24 826 return -ENOMEM; de8860b1ed4701 Linus Walleij 2020-12-24 827 de8860b1ed4701 Linus Walleij 2020-12-24 828 yas5xx = iio_priv(indio_dev); de8860b1ed4701 Linus Walleij 2020-12-24 829 i2c_set_clientdata(i2c, indio_dev); de8860b1ed4701 Linus Walleij 2020-12-24 830 yas5xx->dev = dev; de8860b1ed4701 Linus Walleij 2020-12-24 831 mutex_init(&yas5xx->lock); de8860b1ed4701 Linus Walleij 2020-12-24 832 de8860b1ed4701 Linus Walleij 2020-12-24 833 ret = iio_read_mount_matrix(dev, "mount-matrix", &yas5xx->orientation); de8860b1ed4701 Linus Walleij 2020-12-24 834 if (ret) de8860b1ed4701 Linus Walleij 2020-12-24 835 return ret; de8860b1ed4701 Linus Walleij 2020-12-24 836 de8860b1ed4701 Linus Walleij 2020-12-24 837 yas5xx->regs[0].supply = "vdd"; de8860b1ed4701 Linus Walleij 2020-12-24 838 yas5xx->regs[1].supply = "iovdd"; de8860b1ed4701 Linus Walleij 2020-12-24 839 ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(yas5xx->regs), de8860b1ed4701 Linus Walleij 2020-12-24 840 yas5xx->regs); de8860b1ed4701 Linus Walleij 2020-12-24 841 if (ret) de8860b1ed4701 Linus Walleij 2020-12-24 842 return dev_err_probe(dev, ret, "cannot get regulators\n"); de8860b1ed4701 Linus Walleij 2020-12-24 843 de8860b1ed4701 Linus Walleij 2020-12-24 844 ret = regulator_bulk_enable(ARRAY_SIZE(yas5xx->regs), yas5xx->regs); de8860b1ed4701 Linus Walleij 2020-12-24 845 if (ret) { de8860b1ed4701 Linus Walleij 2020-12-24 846 dev_err(dev, "cannot enable regulators\n"); de8860b1ed4701 Linus Walleij 2020-12-24 847 return ret; de8860b1ed4701 Linus Walleij 2020-12-24 848 } de8860b1ed4701 Linus Walleij 2020-12-24 849 de8860b1ed4701 Linus Walleij 2020-12-24 850 /* See comment in runtime resume callback */ de8860b1ed4701 Linus Walleij 2020-12-24 851 usleep_range(31000, 40000); de8860b1ed4701 Linus Walleij 2020-12-24 852 de8860b1ed4701 Linus Walleij 2020-12-24 853 /* This will take the device out of reset if need be */ de8860b1ed4701 Linus Walleij 2020-12-24 854 yas5xx->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); de8860b1ed4701 Linus Walleij 2020-12-24 855 if (IS_ERR(yas5xx->reset)) { de8860b1ed4701 Linus Walleij 2020-12-24 856 ret = dev_err_probe(dev, PTR_ERR(yas5xx->reset), de8860b1ed4701 Linus Walleij 2020-12-24 857 "failed to get reset line\n"); de8860b1ed4701 Linus Walleij 2020-12-24 858 goto reg_off; de8860b1ed4701 Linus Walleij 2020-12-24 859 } de8860b1ed4701 Linus Walleij 2020-12-24 860 de8860b1ed4701 Linus Walleij 2020-12-24 861 yas5xx->map = devm_regmap_init_i2c(i2c, &yas5xx_regmap_config); de8860b1ed4701 Linus Walleij 2020-12-24 862 if (IS_ERR(yas5xx->map)) { de8860b1ed4701 Linus Walleij 2020-12-24 863 dev_err(dev, "failed to allocate register map\n"); de8860b1ed4701 Linus Walleij 2020-12-24 864 ret = PTR_ERR(yas5xx->map); de8860b1ed4701 Linus Walleij 2020-12-24 865 goto assert_reset; de8860b1ed4701 Linus Walleij 2020-12-24 866 } de8860b1ed4701 Linus Walleij 2020-12-24 867 de8860b1ed4701 Linus Walleij 2020-12-24 868 ret = regmap_read(yas5xx->map, YAS5XX_DEVICE_ID, &yas5xx->devid); de8860b1ed4701 Linus Walleij 2020-12-24 869 if (ret) de8860b1ed4701 Linus Walleij 2020-12-24 870 goto assert_reset; de8860b1ed4701 Linus Walleij 2020-12-24 871 de8860b1ed4701 Linus Walleij 2020-12-24 872 switch (yas5xx->devid) { de8860b1ed4701 Linus Walleij 2020-12-24 873 case YAS530_DEVICE_ID: de8860b1ed4701 Linus Walleij 2020-12-24 874 ret = yas530_get_calibration_data(yas5xx); de8860b1ed4701 Linus Walleij 2020-12-24 875 if (ret) de8860b1ed4701 Linus Walleij 2020-12-24 876 goto assert_reset; de8860b1ed4701 Linus Walleij 2020-12-24 877 dev_info(dev, "detected YAS530 MS-3E %s", de8860b1ed4701 Linus Walleij 2020-12-24 878 yas5xx->version ? "B" : "A"); de8860b1ed4701 Linus Walleij 2020-12-24 879 strncpy(yas5xx->name, "yas530", sizeof(yas5xx->name)); de8860b1ed4701 Linus Walleij 2020-12-24 880 break; de8860b1ed4701 Linus Walleij 2020-12-24 881 case YAS532_DEVICE_ID: de8860b1ed4701 Linus Walleij 2020-12-24 882 ret = yas532_get_calibration_data(yas5xx); de8860b1ed4701 Linus Walleij 2020-12-24 883 if (ret) de8860b1ed4701 Linus Walleij 2020-12-24 884 goto assert_reset; de8860b1ed4701 Linus Walleij 2020-12-24 885 dev_info(dev, "detected YAS532/YAS533 MS-3R/F %s", de8860b1ed4701 Linus Walleij 2020-12-24 886 yas5xx->version ? "AC" : "AB"); de8860b1ed4701 Linus Walleij 2020-12-24 887 strncpy(yas5xx->name, "yas532", sizeof(yas5xx->name)); de8860b1ed4701 Linus Walleij 2020-12-24 888 break; de8860b1ed4701 Linus Walleij 2020-12-24 889 default: de8860b1ed4701 Linus Walleij 2020-12-24 890 dev_err(dev, "unhandled device ID %02x\n", yas5xx->devid); de8860b1ed4701 Linus Walleij 2020-12-24 @891 goto assert_reset; "ret = -EINVAL;" de8860b1ed4701 Linus Walleij 2020-12-24 892 } de8860b1ed4701 Linus Walleij 2020-12-24 893 de8860b1ed4701 Linus Walleij 2020-12-24 894 yas5xx_dump_calibration(yas5xx); de8860b1ed4701 Linus Walleij 2020-12-24 895 ret = yas5xx_power_on(yas5xx); de8860b1ed4701 Linus Walleij 2020-12-24 896 if (ret) de8860b1ed4701 Linus Walleij 2020-12-24 897 goto assert_reset; de8860b1ed4701 Linus Walleij 2020-12-24 898 ret = yas5xx_meaure_offsets(yas5xx); de8860b1ed4701 Linus Walleij 2020-12-24 899 if (ret) de8860b1ed4701 Linus Walleij 2020-12-24 900 goto assert_reset; de8860b1ed4701 Linus Walleij 2020-12-24 901 de8860b1ed4701 Linus Walleij 2020-12-24 902 indio_dev->info = &yas5xx_info; de8860b1ed4701 Linus Walleij 2020-12-24 903 indio_dev->available_scan_masks = yas5xx_scan_masks; de8860b1ed4701 Linus Walleij 2020-12-24 904 indio_dev->modes = INDIO_DIRECT_MODE; de8860b1ed4701 Linus Walleij 2020-12-24 905 indio_dev->name = yas5xx->name; de8860b1ed4701 Linus Walleij 2020-12-24 906 indio_dev->channels = yas5xx_channels; de8860b1ed4701 Linus Walleij 2020-12-24 907 indio_dev->num_channels = ARRAY_SIZE(yas5xx_channels); de8860b1ed4701 Linus Walleij 2020-12-24 908 de8860b1ed4701 Linus Walleij 2020-12-24 909 ret = iio_triggered_buffer_setup(indio_dev, NULL, de8860b1ed4701 Linus Walleij 2020-12-24 910 yas5xx_handle_trigger, de8860b1ed4701 Linus Walleij 2020-12-24 911 NULL); de8860b1ed4701 Linus Walleij 2020-12-24 912 if (ret) { de8860b1ed4701 Linus Walleij 2020-12-24 913 dev_err(dev, "triggered buffer setup failed\n"); de8860b1ed4701 Linus Walleij 2020-12-24 914 goto assert_reset; de8860b1ed4701 Linus Walleij 2020-12-24 915 } de8860b1ed4701 Linus Walleij 2020-12-24 916 de8860b1ed4701 Linus Walleij 2020-12-24 917 ret = iio_device_register(indio_dev); de8860b1ed4701 Linus Walleij 2020-12-24 918 if (ret) { de8860b1ed4701 Linus Walleij 2020-12-24 919 dev_err(dev, "device register failed\n"); de8860b1ed4701 Linus Walleij 2020-12-24 920 goto cleanup_buffer; de8860b1ed4701 Linus Walleij 2020-12-24 921 } de8860b1ed4701 Linus Walleij 2020-12-24 922 de8860b1ed4701 Linus Walleij 2020-12-24 923 /* Take runtime PM online */ de8860b1ed4701 Linus Walleij 2020-12-24 924 pm_runtime_get_noresume(dev); de8860b1ed4701 Linus Walleij 2020-12-24 925 pm_runtime_set_active(dev); de8860b1ed4701 Linus Walleij 2020-12-24 926 pm_runtime_enable(dev); de8860b1ed4701 Linus Walleij 2020-12-24 927 de8860b1ed4701 Linus Walleij 2020-12-24 928 pm_runtime_set_autosuspend_delay(dev, YAS5XX_AUTOSUSPEND_DELAY_MS); de8860b1ed4701 Linus Walleij 2020-12-24 929 pm_runtime_use_autosuspend(dev); de8860b1ed4701 Linus Walleij 2020-12-24 930 pm_runtime_put(dev); de8860b1ed4701 Linus Walleij 2020-12-24 931 de8860b1ed4701 Linus Walleij 2020-12-24 932 return 0; de8860b1ed4701 Linus Walleij 2020-12-24 933 de8860b1ed4701 Linus Walleij 2020-12-24 934 cleanup_buffer: de8860b1ed4701 Linus Walleij 2020-12-24 935 iio_triggered_buffer_cleanup(indio_dev); de8860b1ed4701 Linus Walleij 2020-12-24 936 assert_reset: de8860b1ed4701 Linus Walleij 2020-12-24 937 gpiod_set_value_cansleep(yas5xx->reset, 1); de8860b1ed4701 Linus Walleij 2020-12-24 938 reg_off: de8860b1ed4701 Linus Walleij 2020-12-24 939 regulator_bulk_disable(ARRAY_SIZE(yas5xx->regs), yas5xx->regs); de8860b1ed4701 Linus Walleij 2020-12-24 940 de8860b1ed4701 Linus Walleij 2020-12-24 941 return ret; de8860b1ed4701 Linus Walleij 2020-12-24 942 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
