śr., 2 paź 2019 o 15:06 kbuild test robot <lkp@xxxxxxxxx> napisał(a): > > Hi Bartosz, > > I love your patch! Yet something to improve: > > [auto build test ERROR on iio/togreg] > [cannot apply to v5.4-rc1 next-20191002] > [if your patch is applied to the wrong git tree, please drop us a note to help > improve the system. BTW, we also suggest to use '--base' option to specify the > base tree in git format-patch, please see https://stackoverflow.com/a/37406982] > > url: https://github.com/0day-ci/linux/commits/Bartosz-Golaszewski/iio-pressure-bmp280-code-shrink/20191002-194508 > base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg > config: sh-allmodconfig (attached as .config) > compiler: sh4-linux-gcc (GCC) 7.4.0 > reproduce: > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # save the attached .config to linux build tree > GCC_VERSION=7.4.0 make.cross ARCH=sh > > If you fix the issue, kindly add following tag > Reported-by: kbuild test robot <lkp@xxxxxxxxx> > > All errors (new ones prefixed by >>): > > drivers/iio/pressure/bmp280-core.c: In function 'bmp280_common_probe': > >> drivers/iio/pressure/bmp280-core.c:1041:2: error: implicit declaration of function 'regulator_bulk_set_supply_names'; did you mean 'regulator_bulk_register_supply_alias'? [-Werror=implicit-function-declaration] > regulator_bulk_set_supply_names(data->supplies, > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > regulator_bulk_register_supply_alias > cc1: some warnings being treated as errors > This function has been introduced in commit d0087e72710c ("regulator: provide regulator_bulk_set_supply_names()") and released in v5.4-rc1 but it's not present in this tree. In other words: a false positive. Bart > vim +1041 drivers/iio/pressure/bmp280-core.c > > 986 > 987 int bmp280_common_probe(struct device *dev, > 988 struct regmap *regmap, > 989 unsigned int chip, > 990 const char *name, > 991 int irq) > 992 { > 993 int ret; > 994 struct iio_dev *indio_dev; > 995 struct bmp280_data *data; > 996 unsigned int chip_id; > 997 struct gpio_desc *gpiod; > 998 > 999 indio_dev = devm_iio_device_alloc(dev, sizeof(*data)); > 1000 if (!indio_dev) > 1001 return -ENOMEM; > 1002 > 1003 data = iio_priv(indio_dev); > 1004 mutex_init(&data->lock); > 1005 data->dev = dev; > 1006 > 1007 indio_dev->dev.parent = dev; > 1008 indio_dev->name = name; > 1009 indio_dev->channels = bmp280_channels; > 1010 indio_dev->info = &bmp280_info; > 1011 indio_dev->modes = INDIO_DIRECT_MODE; > 1012 > 1013 switch (chip) { > 1014 case BMP180_CHIP_ID: > 1015 indio_dev->num_channels = 2; > 1016 data->chip_info = &bmp180_chip_info; > 1017 data->oversampling_press = ilog2(8); > 1018 data->oversampling_temp = ilog2(1); > 1019 data->start_up_time = 10000; > 1020 break; > 1021 case BMP280_CHIP_ID: > 1022 indio_dev->num_channels = 2; > 1023 data->chip_info = &bmp280_chip_info; > 1024 data->oversampling_press = ilog2(16); > 1025 data->oversampling_temp = ilog2(2); > 1026 data->start_up_time = 2000; > 1027 break; > 1028 case BME280_CHIP_ID: > 1029 indio_dev->num_channels = 3; > 1030 data->chip_info = &bme280_chip_info; > 1031 data->oversampling_press = ilog2(16); > 1032 data->oversampling_humid = ilog2(16); > 1033 data->oversampling_temp = ilog2(2); > 1034 data->start_up_time = 2000; > 1035 break; > 1036 default: > 1037 return -EINVAL; > 1038 } > 1039 > 1040 /* Bring up regulators */ > > 1041 regulator_bulk_set_supply_names(data->supplies, > 1042 bmp280_supply_names, > 1043 BMP280_NUM_SUPPLIES); > 1044 > 1045 ret = devm_regulator_bulk_get(dev, > 1046 BMP280_NUM_SUPPLIES, data->supplies); > 1047 if (ret) { > 1048 dev_err(dev, "failed to get regulators\n"); > 1049 return ret; > 1050 } > 1051 > 1052 ret = regulator_bulk_enable(BMP280_NUM_SUPPLIES, data->supplies); > 1053 if (ret) { > 1054 dev_err(dev, "failed to enable regulators\n"); > 1055 return ret; > 1056 } > 1057 > 1058 /* Wait to make sure we started up properly */ > 1059 usleep_range(data->start_up_time, data->start_up_time + 100); > 1060 > 1061 /* Bring chip out of reset if there is an assigned GPIO line */ > 1062 gpiod = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); > 1063 /* Deassert the signal */ > 1064 if (!IS_ERR(gpiod)) { > 1065 dev_info(dev, "release reset\n"); > 1066 gpiod_set_value(gpiod, 0); > 1067 } > 1068 > 1069 data->regmap = regmap; > 1070 ret = regmap_read(regmap, BMP280_REG_ID, &chip_id); > 1071 if (ret < 0) > 1072 goto out_disable_regulators; > 1073 if (chip_id != chip) { > 1074 dev_err(dev, "bad chip id: expected %x got %x\n", > 1075 chip, chip_id); > 1076 ret = -EINVAL; > 1077 goto out_disable_regulators; > 1078 } > 1079 > 1080 ret = data->chip_info->chip_config(data); > 1081 if (ret < 0) > 1082 goto out_disable_regulators; > 1083 > 1084 dev_set_drvdata(dev, indio_dev); > 1085 > 1086 /* > 1087 * Some chips have calibration parameters "programmed into the devices' > 1088 * non-volatile memory during production". Let's read them out at probe > 1089 * time once. They will not change. > 1090 */ > 1091 if (chip_id == BMP180_CHIP_ID) { > 1092 ret = bmp180_read_calib(data, &data->calib.bmp180); > 1093 if (ret < 0) { > 1094 dev_err(data->dev, > 1095 "failed to read calibration coefficients\n"); > 1096 goto out_disable_regulators; > 1097 } > 1098 } else if (chip_id == BMP280_CHIP_ID || chip_id == BME280_CHIP_ID) { > 1099 ret = bmp280_read_calib(data, &data->calib.bmp280, chip_id); > 1100 if (ret < 0) { > 1101 dev_err(data->dev, > 1102 "failed to read calibration coefficients\n"); > 1103 goto out_disable_regulators; > 1104 } > 1105 } > 1106 > 1107 /* > 1108 * Attempt to grab an optional EOC IRQ - only the BMP085 has this > 1109 * however as it happens, the BMP085 shares the chip ID of BMP180 > 1110 * so we look for an IRQ if we have that. > 1111 */ > 1112 if (irq > 0 || (chip_id == BMP180_CHIP_ID)) { > 1113 ret = bmp085_fetch_eoc_irq(dev, name, irq, data); > 1114 if (ret) > 1115 goto out_disable_regulators; > 1116 } > 1117 > 1118 /* Enable runtime PM */ > 1119 pm_runtime_get_noresume(dev); > 1120 pm_runtime_set_active(dev); > 1121 pm_runtime_enable(dev); > 1122 /* > 1123 * Set autosuspend to two orders of magnitude larger than the > 1124 * start-up time. > 1125 */ > 1126 pm_runtime_set_autosuspend_delay(dev, data->start_up_time / 10); > 1127 pm_runtime_use_autosuspend(dev); > 1128 pm_runtime_put(dev); > 1129 > 1130 ret = iio_device_register(indio_dev); > 1131 if (ret) > 1132 goto out_runtime_pm_disable; > 1133 > 1134 > 1135 return 0; > 1136 > 1137 out_runtime_pm_disable: > 1138 pm_runtime_get_sync(data->dev); > 1139 pm_runtime_put_noidle(data->dev); > 1140 pm_runtime_disable(data->dev); > 1141 out_disable_regulators: > 1142 regulator_bulk_disable(BMP280_NUM_SUPPLIES, data->supplies); > 1143 return ret; > 1144 } > 1145 EXPORT_SYMBOL(bmp280_common_probe); > 1146 > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation