Hi Chen-Yu, kernel test robot noticed the following build warnings: [auto build test WARNING on 1613e604df0cd359cf2a7fbd9be7a0bcfacfabd0] url: https://github.com/intel-lab-lkp/linux/commits/Chen-Yu-Tsai/dt-bindings-clock-mediatek-Add-mt8173-mfgtop/20240530-163739 base: 1613e604df0cd359cf2a7fbd9be7a0bcfacfabd0 patch link: https://lore.kernel.org/r/20240530083513.4135052-3-wenst%40chromium.org patch subject: [PATCH 2/6] clk: mediatek: Add mt8173-mfgtop driver config: x86_64-buildonly-randconfig-002-20240531 (https://download.01.org/0day-ci/archive/20240531/202405310123.KWoPspRr-lkp@xxxxxxxxx/config) compiler: gcc-13 (Ubuntu 13.2.0-4ubuntu3) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240531/202405310123.KWoPspRr-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202405310123.KWoPspRr-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/pmdomain/core.c:2965:34: warning: 'idle_state_match' defined but not used [-Wunused-const-variable=] 2965 | static const struct of_device_id idle_state_match[] = { | ^~~~~~~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for PM_GENERIC_DOMAINS_OF Depends on [n]: PM_GENERIC_DOMAINS [=y] && OF [=n] Selected by [y]: - COMMON_CLK_MT8173_MFGTOP [=y] && COMMON_CLK [=y] && (ARCH_MEDIATEK || COMPILE_TEST [=y]) && COMMON_CLK_MT8173 [=y] vim +/idle_state_match +2965 drivers/pmdomain/core.c 5d6be70add65e3 drivers/base/power/domain.c Ulf Hansson 2018-06-29 2964 30f604283e05d3 drivers/base/power/domain.c Lina Iyer 2016-10-14 @2965 static const struct of_device_id idle_state_match[] = { 598da548ef7892 drivers/base/power/domain.c Lina Iyer 2016-11-03 2966 { .compatible = "domain-idle-state", }, 30f604283e05d3 drivers/base/power/domain.c Lina Iyer 2016-10-14 2967 { } 30f604283e05d3 drivers/base/power/domain.c Lina Iyer 2016-10-14 2968 }; 30f604283e05d3 drivers/base/power/domain.c Lina Iyer 2016-10-14 2969 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki