Hi Jonathan, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on clk/clk-next] [also build test WARNING on v5.13-rc5 next-20210608] [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/Jonathan-Marek/clk-qcom-Add-camera-clock-controller-driver-for-SM8250/20210609-102342 base: https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next config: arc-allyesconfig (attached as .config) compiler: arceb-elf-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 # https://github.com/0day-ci/linux/commit/f435ba39bf4e0649f46d9b6a00399000cc6d4170 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jonathan-Marek/clk-qcom-Add-camera-clock-controller-driver-for-SM8250/20210609-102342 git checkout f435ba39bf4e0649f46d9b6a00399000cc6d4170 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/clk/qcom/camcc-sm8250.c:40:2: warning: this decimal constant is unsigned only in ISO C90 40 | { 595200000, 3600000000, 0 }, | ^ vim +40 drivers/clk/qcom/camcc-sm8250.c 38 39 static struct pll_vco zonda_vco[] = { > 40 { 595200000, 3600000000, 0 }, 41 }; 42 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org