Hi Raul, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.9-rc1 next-20200818] [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] url: https://github.com/0day-ci/linux/commits/Raul-E-Rangel/mmc-sdhci-acpi-Fix-HS400-tuning-for-AMDI0040/20200819-063255 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 18445bf405cb331117bc98427b1ba6f12418ad17 config: x86_64-randconfig-a003-20200818 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project b34b1e38381fa4d1b1d9751a6b5233b68e734cfe) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/mmc/host/sdhci-acpi.c:607:5: warning: no previous prototype for function 'amd_sdhci_execute_tuning' [-Wmissing-prototypes] int amd_sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode) ^ drivers/mmc/host/sdhci-acpi.c:607:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int amd_sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode) ^ static 1 warning generated. # https://github.com/0day-ci/linux/commit/dcfd321141ed51cca9f8a3262895bd8df1739f41 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Raul-E-Rangel/mmc-sdhci-acpi-Fix-HS400-tuning-for-AMDI0040/20200819-063255 git checkout dcfd321141ed51cca9f8a3262895bd8df1739f41 vim +/amd_sdhci_execute_tuning +607 drivers/mmc/host/sdhci-acpi.c 606 > 607 int amd_sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode) 608 { 609 int err; 610 struct sdhci_host *host = mmc_priv(mmc); 611 struct sdhci_acpi_host *acpi_host = sdhci_priv(host); 612 struct amd_sdhci_host *amd_host = sdhci_acpi_priv(acpi_host); 613 614 amd_host->tuned_clock = false; 615 616 err = sdhci_execute_tuning(mmc, opcode); 617 618 if (!err && !host->tuning_err) 619 amd_host->tuned_clock = true; 620 621 return err; 622 } 623 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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