Hi Evan, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 1c86f90a16d413621918ae1403842b43632f0b3d commit: f6638d0e6f93501dae110d66445c159309aa366a [2054/2270] drm/amd/pm: correct the checks for sclk/mclk SS support config: arm64-randconfig-r004-20201028 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 50dfa19cc799ae7cddd39a95dbfce675a12672ad) 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 arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=f6638d0e6f93501dae110d66445c159309aa366a git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout f6638d0e6f93501dae110d66445c159309aa366a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:1234:29: warning: no previous prototype for function 'asic_internal_ss_get_ss_table' [-Wmissing-prototypes] ATOM_ASIC_INTERNAL_SS_INFO *asic_internal_ss_get_ss_table(void *device) ^ drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c:1234:1: note: declare 'static' if the function is not intended to be used outside of this translation unit ATOM_ASIC_INTERNAL_SS_INFO *asic_internal_ss_get_ss_table(void *device) ^ static 1 warning generated. vim +/asic_internal_ss_get_ss_table +1234 drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/ppatomctrl.c 1230 1231 /** 1232 * Get the asic internal spread spectrum table 1233 */ > 1234 ATOM_ASIC_INTERNAL_SS_INFO *asic_internal_ss_get_ss_table(void *device) 1235 { 1236 ATOM_ASIC_INTERNAL_SS_INFO *table = NULL; 1237 u8 frev, crev; 1238 u16 size; 1239 1240 table = (ATOM_ASIC_INTERNAL_SS_INFO *) 1241 smu_atom_get_data_table(device, 1242 GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info), 1243 &size, &frev, &crev); 1244 1245 return table; 1246 } 1247 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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