Hi WANG, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on next-20210505] [cannot apply to abelloni/rtc-next robh/for-next v5.12] [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/WANG-Xuerui/rtc-ls2x-Add-support-for-the-Loongson-2K-LS7A-RTC/20210506-013703 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git d665ea6ea86c785760ee4bad4543dab3267ad074 config: parisc-allyesconfig (attached as .config) compiler: hppa-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 # https://github.com/0day-ci/linux/commit/a4a12242f17c2ad92025b724458a31eb088e1893 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review WANG-Xuerui/rtc-ls2x-Add-support-for-the-Loongson-2K-LS7A-RTC/20210506-013703 git checkout a4a12242f17c2ad92025b724458a31eb088e1893 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=parisc 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/rtc/rtc-ls2x.c: In function 'ls2x_rtc_probe': drivers/rtc/rtc-ls2x.c:202:9: error: implicit declaration of function 'rtc_register_device'; did you mean 'devm_rtc_register_device'? [-Werror=implicit-function-declaration] 202 | return rtc_register_device(rtc); | ^~~~~~~~~~~~~~~~~~~ | devm_rtc_register_device drivers/rtc/rtc-ls2x.c: At top level: drivers/rtc/rtc-ls2x.c:215:21: error: implicit declaration of function 'of_match_ptr' [-Werror=implicit-function-declaration] 215 | .of_match_table = of_match_ptr(ls2x_rtc_of_match), | ^~~~~~~~~~~~ >> drivers/rtc/rtc-ls2x.c:215:21: warning: initialization of 'const struct of_device_id *' from 'int' makes pointer from integer without a cast [-Wint-conversion] drivers/rtc/rtc-ls2x.c:215:21: note: (near initialization for 'ls2x_rtc_driver.driver.of_match_table') drivers/rtc/rtc-ls2x.c:215:21: error: initializer element is not constant drivers/rtc/rtc-ls2x.c:215:21: note: (near initialization for 'ls2x_rtc_driver.driver.of_match_table') cc1: some warnings being treated as errors vim +215 drivers/rtc/rtc-ls2x.c 210 211 static struct platform_driver ls2x_rtc_driver = { 212 .probe = ls2x_rtc_probe, 213 .driver = { 214 .name = "ls2x-rtc", > 215 .of_match_table = of_match_ptr(ls2x_rtc_of_match), 216 }, 217 }; 218 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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