Hi Sumit, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on pm/linux-next] [also build test WARNING on robh/for-next arm64/for-next/core v5.8-rc2 next-20200621] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Sumit-Gupta/Add-cpufreq-driver-for-Tegra194/20200622-053622 base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next config: arm64-allyesconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>, old ones prefixed by <<): >> drivers/cpufreq/tegra194-cpufreq.c:86:5: warning: no previous prototype for 'map_freq_to_ndiv' [-Wmissing-prototypes] 86 | u16 map_freq_to_ndiv(struct mrq_cpu_ndiv_limits_response *nltbl, u32 freq) | ^~~~~~~~~~~~~~~~ vim +/map_freq_to_ndiv +86 drivers/cpufreq/tegra194-cpufreq.c 85 > 86 u16 map_freq_to_ndiv(struct mrq_cpu_ndiv_limits_response *nltbl, u32 freq) 87 { 88 return DIV_ROUND_UP(freq * nltbl->pdiv * nltbl->mdiv, 89 nltbl->ref_clk_hz / KHZ); 90 } 91 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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