Hi Alex, kernel test robot noticed the following build errors: [auto build test ERROR on jic23-iio/togreg] [also build test ERROR on robh/for-next linus/master v6.11-rc7 next-20240909] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Alex-Lanzano/dt-bindings-iio-imu-add-bmi270-bindings/20240909-123509 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg patch link: https://lore.kernel.org/r/20240909043254.611589-3-lanzano.alex%40gmail.com patch subject: [PATCH v3 2/2] iio: imu: Add i2c driver for bmi270 imu config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20240910/202409100526.LydCADNj-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 05f5a91d00b02f4369f46d076411c700755ae041) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240910/202409100526.LydCADNj-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202409100526.LydCADNj-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from drivers/iio/imu/bmi270/bmi270_core.c:4: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:25: In file included from include/linux/kernel_stat.h:8: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/hexagon/include/asm/io.h:328: include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 548 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from drivers/iio/imu/bmi270/bmi270_core.c:4: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:25: In file included from include/linux/kernel_stat.h:8: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/hexagon/include/asm/io.h:328: include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from drivers/iio/imu/bmi270/bmi270_core.c:4: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:25: In file included from include/linux/kernel_stat.h:8: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/hexagon/include/asm/io.h:328: include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 585 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ In file included from drivers/iio/imu/bmi270/bmi270_core.c:4: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:21: In file included from include/linux/mm.h:2228: include/linux/vmstat.h:517:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 517 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ >> drivers/iio/imu/bmi270/bmi270_core.c:180:10: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 180 | FIELD_PREP(BMI270_ACC_CONF_ODR_MSK, | ^ 7 warnings and 1 error generated. vim +/FIELD_PREP +180 drivers/iio/imu/bmi270/bmi270_core.c 165 166 static int bmi270_configure_imu(struct bmi270_data *bmi270_device) 167 { 168 int ret; 169 struct device *dev = bmi270_device->dev; 170 struct regmap *regmap = bmi270_device->regmap; 171 172 ret = regmap_set_bits(regmap, BMI270_PWR_CTRL_REG, 173 BMI270_PWR_CTRL_AUX_EN_MSK | 174 BMI270_PWR_CTRL_GYR_EN_MSK | 175 BMI270_PWR_CTRL_ACCEL_EN_MSK); 176 if (ret) 177 return dev_err_probe(dev, ret, "Failed to enable accelerometer and gyroscope"); 178 179 ret = regmap_set_bits(regmap, BMI270_ACC_CONF_REG, > 180 FIELD_PREP(BMI270_ACC_CONF_ODR_MSK, 181 BMI270_ACC_CONF_ODR_100HZ) | 182 FIELD_PREP(BMI270_ACC_CONF_BWP_MSK, 183 BMI270_ACC_CONF_BWP_NORMAL_MODE) | 184 BMI270_PWR_CONF_ADV_PWR_SAVE_MSK); 185 if (ret) 186 return dev_err_probe(dev, ret, "Failed to configure accelerometer"); 187 188 ret = regmap_set_bits(regmap, BMI270_GYR_CONF_REG, 189 FIELD_PREP(BMI270_GYR_CONF_ODR_MSK, 190 BMI270_GYR_CONF_ODR_200HZ) | 191 FIELD_PREP(BMI270_GYR_CONF_BWP_MSK, 192 BMI270_GYR_CONF_BWP_NORMAL_MODE) | 193 BMI270_PWR_CONF_ADV_PWR_SAVE_MSK); 194 if (ret) 195 return dev_err_probe(dev, ret, "Failed to configure gyroscope"); 196 197 /* Enable FIFO_WKUP, Disable ADV_PWR_SAVE and FUP_EN */ 198 ret = regmap_write(regmap, BMI270_PWR_CONF_REG, 199 BMI270_PWR_CONF_FIFO_WKUP_MSK); 200 if (ret) 201 return dev_err_probe(dev, ret, "Failed to set power configuration"); 202 203 return 0; 204 } 205 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki