tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 7fd22855300e693668c3397771b3a2b3948f827a commit: f926464e59b7029b02d731a9f8a31419ff973ed3 [3852/4430] drm/amdgpu: enable imu_rlc_ram programming for v11_0_3 config: arm-randconfig-r006-20220830 compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 1c66bacd6cde1f37d6ac96c45b389666a1334ec0) 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 arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=f926464e59b7029b02d731a9f8a31419ff973ed3 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 f926464e59b7029b02d731a9f8a31419ff973ed3 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/amd/amdgpu/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/imu_v11_0_3.c:139:6: warning: no previous prototype for function 'imu_v11_0_3_program_rlc_ram' [-Wmissing-prototypes] void imu_v11_0_3_program_rlc_ram(struct amdgpu_device *adev) ^ drivers/gpu/drm/amd/amdgpu/imu_v11_0_3.c:139:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void imu_v11_0_3_program_rlc_ram(struct amdgpu_device *adev) ^ static 1 warning generated. vim +/imu_v11_0_3_program_rlc_ram +139 drivers/gpu/drm/amd/amdgpu/imu_v11_0_3.c 138 > 139 void imu_v11_0_3_program_rlc_ram(struct amdgpu_device *adev) -- 0-DAY CI Kernel Test Service https://01.org/lkp