tree: https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas.git topic/hs400-mmc-v4 head: bad50f922dfffd9bc1a54e1512852e45d25b4ac7 commit: 485c8281e412190ab902c62868cfebf7dc783189 [3/4] mmc: tmio: add eMMC HS400 mode support reproduce: # apt-get install sparse git checkout 485c8281e412190ab902c62868cfebf7dc783189 make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) >> drivers/mmc/host/tmio_mmc_core.c:1103:5: sparse: symbol 'tmio_mmc_prepare_hs400_tuning' was not declared. Should it be static? >> drivers/mmc/host/tmio_mmc_core.c:1113:6: sparse: symbol 'tmio_mmc_prepare_hs400_tuning_downgrade' was not declared. Should it be static? >> drivers/mmc/host/tmio_mmc_core.c:1122:6: sparse: symbol 'tmio_mmc_complete_hs400_tuning' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation