[kbuild-all] Re: [PATCH v7 1/4] HID: i2c-hid: Reorganize so ACPI and OF are separate modules

Hi Douglas, I love your patch! Perhaps something to improve: [auto build test WARNING on hid/for-next] [also build test WARNING on next-20201211] [cannot apply to jikos-trivial/for-next v5.10-rc7] [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/Douglas-Anderson/HID-i2c-hid-Reo... base: https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next config: powerpc-allyesconfig (attached as .config) compiler: powerpc64-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/5a371169c8cc2abb463e32db3a3fe60ea... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Douglas-Anderson/HID-i2c-hid-Reorganize-to-allow-supporting-goodix-gt7375p/20201212-014239 git checkout 5a371169c8cc2abb463e32db3a3fe60ea34efc87 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): >> drivers/hid/i2c-hid/i2c-hid-core.c:1050:5: warning: no previous prototype for 'i2c_hid_core_suspend' [-Wmissing-prototypes] 1050 | int i2c_hid_core_suspend(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~ >> drivers/hid/i2c-hid/i2c-hid-core.c:1084:5: warning: no previous prototype for 'i2c_hid_core_resume' [-Wmissing-prototypes] 1084 | int i2c_hid_core_resume(struct device *dev) | ^~~~~~~~~~~~~~~~~~~