Hi Srinivas, Thank you for the patch! Yet something to improve: [auto build test ERROR on abelloni/rtc-next] [also build test ERROR on next-20200224] [cannot apply to v5.6-rc3] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Srinivas-Neeli/rtc-zynqmp-Add-calibration-set-and-get-support/20200222-053755 base: https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next config: c6x-randconfig-a001-20200225 (attached as .config) compiler: c6x-elf-gcc (GCC) 7.5.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.5.0 make.cross ARCH=c6x If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/rtc/rtc-zynqmp.o: In function `xlnx_rtc_read_offset': >> drivers/rtc/rtc-zynqmp.c:198: undefined reference to `__c6xabi_divlli' >> drivers/rtc/rtc-zynqmp.c:198: undefined reference to `__c6xabi_divlli' drivers/rtc/rtc-zynqmp.o: In function `xlnx_rtc_set_offset': drivers/rtc/rtc-zynqmp.c:223: undefined reference to `__c6xabi_divlli' drivers/rtc/rtc-zynqmp.c:223: undefined reference to `__c6xabi_divlli' vim +198 drivers/rtc/rtc-zynqmp.c 192 193 static int xlnx_rtc_read_offset(struct device *dev, long *offset) 194 { 195 struct xlnx_rtc_dev *xrtcdev = dev_get_drvdata(dev); 196 long offset_val; 197 unsigned int reg; > 198 unsigned int tick_mult = RTC_PPB / xrtcdev->calibval; 199 200 reg = readl(xrtcdev->reg_base + RTC_CALIB_RD); 201 202 /* Offset with seconds ticks */ 203 offset_val = reg & RTC_TICK_MASK; 204 offset_val = offset_val - xrtcdev->calibval; 205 offset_val = offset_val * tick_mult; 206 207 /* Offset with fractional ticks */ 208 if (reg & RTC_FR_EN) 209 offset_val += ((reg & RTC_FR_MASK) >> RTC_FR_DATSHIFT) 210 * (tick_mult / RTC_FR_MAX_TICKS); 211 *offset = offset_val; 212 213 return 0; 214 } 215 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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