Messages in this thread | | | Date | Fri, 8 Apr 2022 21:28:23 +0800 | From | kernel test robot <> | Subject | [l1k:smsc95xx_5.17 49/887] drivers/tty/serial/amba-pl011.c:1683:15: warning: no previous prototype for 'pl011_clk_round' |
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tree: https://github.com/l1k/linux smsc95xx_5.17 head: 05d68ced287b30f62f18f95b5476135ef669804a commit: 6772a88f41ecca42cf47b805ddf28483377792fd [49/887] amba_pl011: Round input clock up config: arm-randconfig-c002-20220408 (https://download.01.org/0day-ci/archive/20220408/202204082132.LLpePoZa-lkp@intel.com/config) compiler: arm-linux-gnueabi-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://github.com/l1k/linux/commit/6772a88f41ecca42cf47b805ddf28483377792fd git remote add l1k https://github.com/l1k/linux git fetch --no-tags l1k smsc95xx_5.17 git checkout 6772a88f41ecca42cf47b805ddf28483377792fd # 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=arm SHELL=/bin/bash drivers/tty/serial/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/tty/serial/amba-pl011.c:1683:15: warning: no previous prototype for 'pl011_clk_round' [-Wmissing-prototypes] 1683 | unsigned long pl011_clk_round(unsigned long clk) | ^~~~~~~~~~~~~~~
vim +/pl011_clk_round +1683 drivers/tty/serial/amba-pl011.c
1682 > 1683 unsigned long pl011_clk_round(unsigned long clk) 1684 { 1685 unsigned long scaler; 1686 1687 /* 1688 * If increasing a clock by less than 0.1% changes it 1689 * from ..999.. to ..000.., round up. 1690 */ 1691 scaler = 1; 1692 while (scaler * 100000 < clk) 1693 scaler *= 10; 1694 if ((clk + scaler - 1)/scaler % 1000 == 0) 1695 clk = (clk/scaler + 1) * scaler; 1696 1697 return clk; 1698 } 1699
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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