Hi Kuogee, Thank you for the patch! Yet something to improve: [auto build test ERROR on drm-misc/drm-misc-next] [also build test ERROR on drm/drm-next robh/for-next linus/master v6.1-rc7 next-20221201] [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/Kuogee-Hsieh/Add-data-lanes-and-link-frequencies-to-dp_out-endpoint/20221201-075329 base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next patch link: https://lore.kernel.org/r/1669852310-22360-4-git-send-email-quic_khsieh%40quicinc.com patch subject: [PATCH v6 3/4] drm/msm/dp: parser link-frequencies as property of dp_out endpoint config: arm-defconfig compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0 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/intel-lab-lkp/linux/commit/ed62a08e7f8c0bd3db26756b50852e96e0d5ebd7 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Kuogee-Hsieh/Add-data-lanes-and-link-frequencies-to-dp_out-endpoint/20221201-075329 git checkout ed62a08e7f8c0bd3db26756b50852e96e0d5ebd7 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "__aeabi_uldivmod" [drivers/gpu/drm/msm/msm.ko] undefined! -- 0-DAY CI Kernel Test Service https://01.org/lkp