Hi Richard, Thank you for the patch! Yet something to improve: [auto build test ERROR on drm/drm-next] [also build test ERROR on v5.18-rc2 next-20220411] [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/intel-lab-lkp/linux/commits/Richard-Gong/drm-amdgpu-disable-ASPM-on-Intel-AlderLake-based-systems/20220409-030656 base: git://anongit.freedesktop.org/drm/drm drm-next config: um-allmodconfig (https://download.01.org/0day-ci/archive/20220412/202204120618.4I6dOUw9-lkp@xxxxxxxxx/config) compiler: gcc-11 (Debian 11.2.0-19) 11.2.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/bb9a037cafa91918c2ece823591d1d04b812ae17 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Richard-Gong/drm-amdgpu-disable-ASPM-on-Intel-AlderLake-based-systems/20220409-030656 git checkout bb9a037cafa91918c2ece823591d1d04b812ae17 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=um 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 arch/x86/um/asm/processor.h:41, from include/linux/mutex.h:19, from include/linux/kernfs.h:11, from include/linux/sysfs.h:16, from include/linux/kobject.h:20, from include/linux/pci.h:35, from drivers/gpu/drm/amd/amdgpu/vi.c:24: drivers/gpu/drm/amd/amdgpu/vi.c: In function 'intel_core_apsm_chk': arch/um/include/asm/processor-generic.h:103:19: error: called object is not a function or function pointer 103 | #define cpu_data (&boot_cpu_data) | ~^~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/vi.c:1144:34: note: in expansion of macro 'cpu_data' 1144 | struct cpuinfo_x86 *c = &cpu_data(0); | ^~~~~~~~ >> drivers/gpu/drm/amd/amdgpu/vi.c:1146:18: error: invalid use of undefined type 'struct cpuinfo_x86' 1146 | return (c->x86 == 6 && c->x86_model == INTEL_FAM6_ALDERLAKE); | ^~ drivers/gpu/drm/amd/amdgpu/vi.c:1146:33: error: invalid use of undefined type 'struct cpuinfo_x86' 1146 | return (c->x86 == 6 && c->x86_model == INTEL_FAM6_ALDERLAKE); | ^~ drivers/gpu/drm/amd/amdgpu/vi.c:1150:1: error: control reaches end of non-void function [-Werror=return-type] 1150 | } | ^ cc1: some warnings being treated as errors vim +1146 drivers/gpu/drm/amd/amdgpu/vi.c 1140 1141 static bool intel_core_apsm_chk(void) 1142 { 1143 #if IS_ENABLED(CONFIG_X86_64) 1144 struct cpuinfo_x86 *c = &cpu_data(0); 1145 > 1146 return (c->x86 == 6 && c->x86_model == INTEL_FAM6_ALDERLAKE); 1147 #else 1148 return false; 1149 #endif 1150 } 1151 -- 0-DAY CI Kernel Test Service https://01.org/lkp