tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 26074e1be23143b2388cacb36166766c235feb7c commit: 4ed0915f5bc4bcc81bca783a5b984f3d81e9764e [1915/2169] ASoC: codecs: Add RK3308 internal audio codec driver config: x86_64-buildonly-randconfig-001-20240327 (https://download.01.org/0day-ci/archive/20240327/202403271907.0z0uuG5I-lkp@xxxxxxxxx/config) compiler: gcc-12 (Ubuntu 12.3.0-9ubuntu2) 12.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240327/202403271907.0z0uuG5I-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/202403271907.0z0uuG5I-lkp@xxxxxxxxx/ All error/warnings (new ones prefixed by >>): ld: sound/soc/intel/boards/sof_board_helpers.o: in function `sof_intel_board_get_ctx': >> sof_board_helpers.c:(.text+0x149): undefined reference to `sof_ssp_detect_codec_type' >> ld: sof_board_helpers.c:(.text+0x157): undefined reference to `sof_ssp_detect_amp_type' -- >> sound/soc/codecs/rk3308_codec.c:956:34: warning: 'rk3308_codec_of_match' defined but not used [-Wunused-const-variable=] 956 | static const struct of_device_id rk3308_codec_of_match[] = { | ^~~~~~~~~~~~~~~~~~~~~ vim +/rk3308_codec_of_match +956 sound/soc/codecs/rk3308_codec.c 955 > 956 static const struct of_device_id rk3308_codec_of_match[] = { 957 { .compatible = "rockchip,rk3308-codec", }, 958 {}, 959 }; 960 MODULE_DEVICE_TABLE(of, rk3308_codec_of_match); 961 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki