tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-5.15 head: a8946f032eeace6eeb4e51e518275010e5528660 commit: 6746cc858259985a945a07075a19ec4d24352407 [14040/14051] ASoC: mediatek: mt8195: add platform driver config: hexagon-buildonly-randconfig-r006-20210826 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project ea08c4cd1c0869ec5024a8bb3f5cdf06ab03ae83) 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 # https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git/commit/?id=6746cc858259985a945a07075a19ec4d24352407 git remote add asoc https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git git fetch --no-tags asoc for-5.15 git checkout 6746cc858259985a945a07075a19ec4d24352407 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=hexagon If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> sound/soc/mediatek/mt8195/mt8195-afe-pcm.c:3260:32: warning: unused variable 'mt8195_afe_pm_ops' [-Wunused-const-variable] static const struct dev_pm_ops mt8195_afe_pm_ops = { ^ 1 warning generated. vim +/mt8195_afe_pm_ops +3260 sound/soc/mediatek/mt8195/mt8195-afe-pcm.c 3259 > 3260 static const struct dev_pm_ops mt8195_afe_pm_ops = { 3261 SET_RUNTIME_PM_OPS(mt8195_afe_runtime_suspend, 3262 mt8195_afe_runtime_resume, NULL) 3263 }; 3264 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org