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charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers head: 4c707c1c0de83967079b4e385012fa5b00e2cd11 commit: 6bdaa08124f2198c510118e5ae8816748e9816df [2353/2384] headers/deps: time: Optimize dependencies, remove inclusion config: mips-randconfig-r036-20220113 (https://download.01.org/0day-ci/archive/20220115/202201151534.1iCJKuH9-lkp@intel.com/config) compiler: mips-linux-gcc (GCC) 11.2.0 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://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=6bdaa08124f2198c510118e5ae8816748e9816df git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git git fetch --no-tags mingo-tip sched/headers git checkout 6bdaa08124f2198c510118e5ae8816748e9816df # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash drivers/media/rc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): drivers/media/rc/mtk-cir.c: In function 'mtk_chk_period': >> drivers/media/rc/mtk-cir.c:163:15: error: implicit declaration of function 'DIV_ROUND_CLOSEST' [-Werror=implicit-function-declaration] 163 | val = DIV_ROUND_CLOSEST(clk_get_rate(ir->bus), | ^~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/DIV_ROUND_CLOSEST +163 drivers/media/rc/mtk-cir.c 50c3c1ba171f3f Sean Wang 2017-06-30 154 50c3c1ba171f3f Sean Wang 2017-06-30 155 static inline u32 mtk_chk_period(struct mtk_ir *ir) 50c3c1ba171f3f Sean Wang 2017-06-30 156 { 50c3c1ba171f3f Sean Wang 2017-06-30 157 u32 val; 50c3c1ba171f3f Sean Wang 2017-06-30 158 50c3c1ba171f3f Sean Wang 2017-06-30 159 /* 50c3c1ba171f3f Sean Wang 2017-06-30 160 * Period for software decoder used in the 50c3c1ba171f3f Sean Wang 2017-06-30 161 * unit of raw software sampling 50c3c1ba171f3f Sean Wang 2017-06-30 162 */ d904eb0b351fe5 Sean Young 2020-11-29 @163 val = DIV_ROUND_CLOSEST(clk_get_rate(ir->bus), d904eb0b351fe5 Sean Young 2020-11-29 164 USEC_PER_SEC * ir->data->div / MTK_IR_SAMPLE); 50c3c1ba171f3f Sean Wang 2017-06-30 165 50c3c1ba171f3f Sean Wang 2017-06-30 166 dev_dbg(ir->dev, "@pwm clk = \t%lu\n", 50c3c1ba171f3f Sean Wang 2017-06-30 167 clk_get_rate(ir->bus) / ir->data->div); 50c3c1ba171f3f Sean Wang 2017-06-30 168 dev_dbg(ir->dev, "@chkperiod = %08x\n", val); 50c3c1ba171f3f Sean Wang 2017-06-30 169 50c3c1ba171f3f Sean Wang 2017-06-30 170 return val; 50c3c1ba171f3f Sean Wang 2017-06-30 171 } 50c3c1ba171f3f Sean Wang 2017-06-30 172 :::::: The code at line 163 was first introduced by commit :::::: d904eb0b351fe5545d9ba5b85844342f49025923 media: mtk-cir: fix calculation of chk period :::::: TO: Sean Young :::::: CC: Mauro Carvalho Chehab --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org