Hi Iwona, Thank you for the patch! Yet something to improve: [auto build test ERROR on groeck-staging/hwmon-next] [also build test ERROR on linux/master linus/master v5.16 next-20220113] [cannot apply to joel-aspeed/for-next] [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/Iwona-Winiarska/Introduce-PECI-subsystem/20220113-071131 base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next config: ia64-randconfig-r033-20220113 (https://download.01.org/0day-ci/archive/20220114/202201140455.rWgkX1hh-lkp@xxxxxxxxx/config) compiler: ia64-linux-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/9b4f2401a427cff2efc191f507d73ec8ae1ad872 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Iwona-Winiarska/Introduce-PECI-subsystem/20220113-071131 git checkout 9b4f2401a427cff2efc191f507d73ec8ae1ad872 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=ia64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "devm_clk_hw_register" [drivers/peci/controller/peci-aspeed.ko] undefined! >> ERROR: modpost: "__clk_get_name" [drivers/peci/controller/peci-aspeed.ko] undefined! --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx