Hi Neil, kernel test robot noticed the following build warnings: [auto build test WARNING on broonie-sound/for-next] [also build test WARNING on linus/master v6.7-rc4 next-20231205] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Neil-Armstrong/ASoC-dt-bindings-document-WCD939x-Audio-Codec/20231202-000916 base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next patch link: https://lore.kernel.org/r/20231201-topic-sm8650-upstream-wcd939x-codec-v2-5-94ed814b25aa%40linaro.org patch subject: [PATCH v2 5/5] ASoC: codecs: Add WCD939x Codec driver config: arc-randconfig-r123-20231203 (https://download.01.org/0day-ci/archive/20231206/202312060107.dTzr6BK9-lkp@xxxxxxxxx/config) compiler: arceb-elf-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20231206/202312060107.dTzr6BK9-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/202312060107.dTzr6BK9-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> sound/soc/codecs/wcd939x.c:1563:12: sparse: sparse: symbol 'tx_master_ch_text' was not declared. Should it be static? >> sound/soc/codecs/wcd939x.c:1570:23: sparse: sparse: symbol 'tx_master_ch_enum' was not declared. Should it be static? vim +/tx_master_ch_text +1563 sound/soc/codecs/wcd939x.c 1562 > 1563 const char * const tx_master_ch_text[] = { 1564 "ZERO", "SWRM_PCM_OUT", "SWRM_TX1_CH1", "SWRM_TX1_CH2", "SWRM_TX1_CH3", 1565 "SWRM_TX1_CH4", "SWRM_TX2_CH1", "SWRM_TX2_CH2", "SWRM_TX2_CH3", 1566 "SWRM_TX2_CH4", "SWRM_TX3_CH1", "SWRM_TX3_CH2", "SWRM_TX3_CH3", 1567 "SWRM_TX3_CH4", "SWRM_PCM_IN", 1568 }; 1569 > 1570 const struct soc_enum tx_master_ch_enum = 1571 SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(tx_master_ch_text), 1572 tx_master_ch_text); 1573 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki