Hi Matteo, kernel test robot noticed the following build errors: [auto build test ERROR on 1ebab783647a9e3bf357002d5c4ff060c8474a0a] url: https://github.com/intel-lab-lkp/linux/commits/Matteo-Martelli/dt-bindings-iio-adc-add-binding-for-pac1921/20240722-183406 base: 1ebab783647a9e3bf357002d5c4ff060c8474a0a patch link: https://lore.kernel.org/r/20240722-iio-pac1921-v3-3-05dc9916cb33%40gmail.com patch subject: [PATCH v3 3/3] iio: adc: add support for pac1921 config: um-randconfig-r051-20240723 (https://download.01.org/0day-ci/archive/20240724/202407240123.tjObpf49-lkp@xxxxxxxxx/config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240724/202407240123.tjObpf49-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/202407240123.tjObpf49-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/iio/adc/pac1921.c:892:2: error: initializer element is not constant pac1921_ext_info_scale_avail, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iio/adc/pac1921.c:892:2: note: (near initialization for 'pac1921_ext_info_voltage[0]') drivers/iio/adc/pac1921.c:897:2: error: initializer element is not constant pac1921_ext_info_scale_avail, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iio/adc/pac1921.c:897:2: note: (near initialization for 'pac1921_ext_info_current[0]') drivers/iio/adc/pac1921.c:898:2: error: initializer element is not constant pac1921_ext_info_rshunt, ^~~~~~~~~~~~~~~~~~~~~~~ drivers/iio/adc/pac1921.c:898:2: note: (near initialization for 'pac1921_ext_info_current[1]') vim +892 drivers/iio/adc/pac1921.c 890 891 static const struct iio_chan_spec_ext_info pac1921_ext_info_voltage[] = { > 892 pac1921_ext_info_scale_avail, 893 {} 894 }; 895 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki