Hi Jordan, Thank you for the patch! Yet something to improve: [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on drm-tip/drm-tip drm-exynos/exynos-drm-next drm/drm-next tegra-drm/drm/tegra/for-next v5.17-rc3 next-20220207] [cannot apply to airlied/drm-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/Jordan-Justen/GuC-HWCONFIG-with-documentation/20220208-032950 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: x86_64-randconfig-a013-20220207 (https://download.01.org/0day-ci/archive/20220208/202202080828.bS4NTyCU-lkp@xxxxxxxxx/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/7e0cfba7f05cefa8d48ec73782b66b4255a6b4ff git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jordan-Justen/GuC-HWCONFIG-with-documentation/20220208-032950 git checkout 7e0cfba7f05cefa8d48ec73782b66b4255a6b4ff # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 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 >>): In file included from <command-line>:32: >> ./usr/include/drm/i915_drm.h:3298:2: error: unknown type name 'u32' 3298 | u32 key; | ^~~ ./usr/include/drm/i915_drm.h:3299:2: error: unknown type name 'u32' 3299 | u32 length; | ^~~ ./usr/include/drm/i915_drm.h:3300:2: error: unknown type name 'u32' 3300 | u32 data[]; | ^~~ --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx