Hi Komal, Thank you for the patch! Yet something to improve: [auto build test ERROR on robh/for-next] [also build test ERROR on linus/master v6.3-rc2 next-20230314] [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/Komal-Bajaj/soc-qcom-llcc-Refactor-llcc-driver-to-support-multiple-configuration/20230313-204310 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next patch link: https://lore.kernel.org/r/20230313124040.9463-5-quic_kbajaj%40quicinc.com patch subject: [PATCH v2 4/5] soc: qcom: Add LLCC support for multi channel DDR config: mips-randconfig-r021-20230312 (https://download.01.org/0day-ci/archive/20230315/202303150713.cMgW2Qnu-lkp@xxxxxxxxx/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 67409911353323ca5edf2049ef0df54132fa1ca7) 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 # install mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://github.com/intel-lab-lkp/linux/commit/fe14182092383680f24bc88d81d199261453fa71 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Komal-Bajaj/soc-qcom-llcc-Refactor-llcc-driver-to-support-multiple-configuration/20230313-204310 git checkout fe14182092383680f24bc88d81d199261453fa71 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202303150713.cMgW2Qnu-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "qcom_scm_io_readl" [drivers/soc/qcom/llcc-qcom.ko] undefined! -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests