Hi Andrea, Thank you for the patch! Yet something to improve: [auto build test ERROR on linux/master] [also build test ERROR on linus/master v5.15-rc7] [cannot apply to jic23-iio/togreg next-20211028] [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] url: https://github.com/0day-ci/linux/commits/Andrea-Merello/utils_macro-introduce-find_closest_unsorted/20211028-191851 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 2f111a6fd5b5297b4e92f53798ca086f7c7d33a4 config: arc-allyesconfig (attached as .config) compiler: arceb-elf-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/185166ebe83b933e30af55d4dc7972db6f9a8fb8 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Andrea-Merello/utils_macro-introduce-find_closest_unsorted/20211028-191851 git checkout 185166ebe83b933e30af55d4dc7972db6f9a8fb8 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/iio/imu/bno055/bno055.c:234:5: error: no previous prototype for 'bno055_calibration_load' [-Werror=missing-prototypes] 234 | int bno055_calibration_load(struct bno055_priv *priv, const struct firmware *fw) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/iio/imu/bno055/bno055.c: In function 'bno055_fusion_enable_store': >> drivers/iio/imu/bno055/bno055.c:917:13: error: variable 'ret' set but not used [-Werror=unused-but-set-variable] 917 | int ret = 0; | ^~~ drivers/iio/imu/bno055/bno055.c: At top level: >> drivers/iio/imu/bno055/bno055.c:1130:5: error: no previous prototype for 'bno055_debugfs_reg_access' [-Werror=missing-prototypes] 1130 | int bno055_debugfs_reg_access(struct iio_dev *iio_dev, unsigned int reg, | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iio/imu/bno055/bno055.c: In function 'bno055_trigger_handler': >> drivers/iio/imu/bno055/bno055.c:1330:9: error: implicit declaration of function 'for_each_set_bitrange'; did you mean 'for_each_set_bit'? [-Werror=implicit-function-declaration] 1330 | for_each_set_bitrange(start, end, iio_dev->active_scan_mask, | ^~~~~~~~~~~~~~~~~~~~~ | for_each_set_bit >> drivers/iio/imu/bno055/bno055.c:1331:51: error: expected ';' before '{' token 1331 | iio_dev->masklength) { | ^~ | ; >> drivers/iio/imu/bno055/bno055.c:1364:1: error: label 'done' defined but not used [-Werror=unused-label] 1364 | done: | ^~~~ >> drivers/iio/imu/bno055/bno055.c:1327:13: error: unused variable 'ret' [-Werror=unused-variable] 1327 | int ret; | ^~~ >> drivers/iio/imu/bno055/bno055.c:1326:13: error: unused variable 'quat' [-Werror=unused-variable] 1326 | int quat; | ^~~~ >> drivers/iio/imu/bno055/bno055.c:1325:14: error: unused variable 'thr_hit' [-Werror=unused-variable] 1325 | bool thr_hit; | ^~~~~~~ >> drivers/iio/imu/bno055/bno055.c:1324:13: error: unused variable 'buf_idx' [-Werror=unused-variable] 1324 | int buf_idx = 0; | ^~~~~~~ >> drivers/iio/imu/bno055/bno055.c:1323:23: error: unused variable 'mask' [-Werror=unused-variable] 1323 | unsigned long mask; | ^~~~ >> drivers/iio/imu/bno055/bno055.c:1322:14: error: unused variable 'first' [-Werror=unused-variable] 1322 | bool first = true; | ^~~~~ >> drivers/iio/imu/bno055/bno055.c:1321:14: error: unused variable 'xfer_pending' [-Werror=unused-variable] 1321 | bool xfer_pending = false; | ^~~~~~~~~~~~ >> drivers/iio/imu/bno055/bno055.c:1320:37: error: unused variable 'prev_end' [-Werror=unused-variable] 1320 | int xfer_start, start, end, prev_end; | ^~~~~~~~ >> drivers/iio/imu/bno055/bno055.c:1320:13: error: unused variable 'xfer_start' [-Werror=unused-variable] 1320 | int xfer_start, start, end, prev_end; | ^~~~~~~~~~ At top level: >> drivers/iio/imu/bno055/bno055.c:1262:12: error: 'bno055_scan_xfer' defined but not used [-Werror=unused-function] 1262 | static int bno055_scan_xfer(struct bno055_priv *priv, | ^~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/bno055_calibration_load +234 drivers/iio/imu/bno055/bno055.c 734efd9783b7759 Andrea Merello 2021-10-28 232 734efd9783b7759 Andrea Merello 2021-10-28 233 /* must be called in configuration mode */ 734efd9783b7759 Andrea Merello 2021-10-28 @234 int bno055_calibration_load(struct bno055_priv *priv, const struct firmware *fw) 734efd9783b7759 Andrea Merello 2021-10-28 235 { 734efd9783b7759 Andrea Merello 2021-10-28 236 if (fw->size != BNO055_CALDATA_LEN) { 734efd9783b7759 Andrea Merello 2021-10-28 237 dev_dbg(priv->dev, "Invalid calibration file size %d (expected %d)", 734efd9783b7759 Andrea Merello 2021-10-28 238 fw->size, BNO055_CALDATA_LEN); 734efd9783b7759 Andrea Merello 2021-10-28 239 return -EINVAL; 734efd9783b7759 Andrea Merello 2021-10-28 240 } 734efd9783b7759 Andrea Merello 2021-10-28 241 734efd9783b7759 Andrea Merello 2021-10-28 242 dev_dbg(priv->dev, "loading cal data: %*ph", BNO055_CALDATA_LEN, fw->data); 734efd9783b7759 Andrea Merello 2021-10-28 243 return regmap_bulk_write(priv->regmap, BNO055_CALDATA_START, 734efd9783b7759 Andrea Merello 2021-10-28 244 fw->data, BNO055_CALDATA_LEN); 734efd9783b7759 Andrea Merello 2021-10-28 245 } 734efd9783b7759 Andrea Merello 2021-10-28 246 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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