Hi Neil, I love your patch! Yet something to improve: [auto build test ERROR on linuxtv-media/master] [also build test ERROR on robh/for-next linus/master v5.10-rc4 next-20201117] [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/Neil-Armstrong/media-meson-Add-s... base: git://linuxtv.org/media_tree.git master config: arm64-randconfig-r032-20201116 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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/242f1728d8aae72c5328e4c15a20cea8c... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Neil-Armstrong/media-meson-Add-support-for-the-Amlogic-GE2D-Accelerator-Unit/20201117-165009 git checkout 242f1728d8aae72c5328e4c15a20cea8c7ce1492 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): FATAL ERROR: Unable to parse input tree --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org