tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git for-next head: c03094cbad20478afc6c6bc557de76b534448f99 commit: 09992025dacd258c823f50e82db09d7ef06cdac4 [66/68] spi: meson-spicc: add local pow2 clock ops to preserve rate between messages config: arm64-randconfig-s053-20220812 (https://download.01.org/0day-ci/archive/20220814/202208141420.JZ0s0Vj6-lkp@xxxxxxxxx/config) compiler: aarch64-linux-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git/commit/?id=09992025dacd258c823f50e82db09d7ef06cdac4 git remote add broonie-spi https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git git fetch --no-tags broonie-spi for-next git checkout 09992025dacd258c823f50e82db09d7ef06cdac4 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/spi/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) >> drivers/spi/spi-meson-spicc.c:570:22: sparse: sparse: symbol 'meson_spicc_pow2_clk_ops' was not declared. Should it be static? vim +/meson_spicc_pow2_clk_ops +570 drivers/spi/spi-meson-spicc.c 569 > 570 const struct clk_ops meson_spicc_pow2_clk_ops = { 571 .recalc_rate = meson_spicc_pow2_recalc_rate, 572 .determine_rate = meson_spicc_pow2_determine_rate, 573 .set_rate = meson_spicc_pow2_set_rate, 574 }; 575 -- 0-DAY CI Kernel Test Service https://01.org/lkp