Hi James, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on drm-intel/for-linux-next] [also build test WARNING on drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next drm-tip/drm-tip linus/master v5.10-rc6 next-20201204] [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/James-Park/drm-Allow-drm_fourcc-h-without-including-drm-h/20201204-163753 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: x86_64-randconfig-a014-20201204 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 32c501dd88b62787d3a5ffda7aabcf4650dbe3cd) 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 x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/444ac999e27a36307f741eb0ef60d630b0b8946a git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review James-Park/drm-Allow-drm_fourcc-h-without-including-drm-h/20201204-163753 git checkout 444ac999e27a36307f741eb0ef60d630b0b8946a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> usr/include/drm/drm_fourcc.h:29: found __[us]{8,16,32,64} type without #include --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org