Hi Viktor, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linuxtv-media/master] [also build test WARNING on v5.13 next-20210701] [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/Viktor-Prutyanov/media-rc-add-support-for-Amlogic-Meson-IR-blaster/20210702-055205 base: git://linuxtv.org/media_tree.git master 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/53efbdfa456ffd06aa52fe941890dc1a32963b0b git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Viktor-Prutyanov/media-rc-add-support-for-Amlogic-Meson-IR-blaster/20210702-055205 git checkout 53efbdfa456ffd06aa52fe941890dc1a32963b0b # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash drivers/media/rc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/media/rc/meson-irblaster.c:34: warning: expecting prototype for meson(). Prototype was for DRIVER_NAME() instead vim +34 drivers/media/rc/meson-irblaster.c 33 > 34 #define DRIVER_NAME "meson-irblaster" 35 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org