Hi Miodrag, [auto build test ERROR on linus/master] [also build test ERROR on next-20170721] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Aleksandar-Markovic/MIPS-Add-virtual-Ranchu-board-as-a-generic-based-board/20170724-062318 config: sparc64-allmodconfig (attached as .config) compiler: sparc64-linux-gnu-gcc (Debian 6.3.0-18) 6.3.0 20170516 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=sparc64 All errors (new ones prefixed by >>): drivers/rtc/rtc-goldfish.c: In function 'goldfish_rtc_read_alarm': >> drivers/rtc/rtc-goldfish.c:51:18: error: implicit declaration of function 'readl' [-Werror=implicit-function-declaration] rtc_alarm_low = readl(base + TIMER_ALARM_LOW); ^~~~~ drivers/rtc/rtc-goldfish.c: In function 'goldfish_rtc_set_alarm': >> drivers/rtc/rtc-goldfish.c:86:3: error: implicit declaration of function 'writel' [-Werror=implicit-function-declaration] writel((rtc_alarm >> 32), base + TIMER_ALARM_HIGH); ^~~~~~ cc1: some warnings being treated as errors vim +/readl +51 drivers/rtc/rtc-goldfish.c 38 39 static int goldfish_rtc_read_alarm(struct device *dev, 40 struct rtc_wkalrm *alrm) 41 { 42 u64 rtc_alarm; 43 u64 rtc_alarm_low; 44 u64 rtc_alarm_high; 45 void __iomem *base; 46 struct goldfish_rtc *rtcdrv; 47 48 rtcdrv = dev_get_drvdata(dev); 49 base = rtcdrv->base; 50 > 51 rtc_alarm_low = readl(base + TIMER_ALARM_LOW); 52 rtc_alarm_high = readl(base + TIMER_ALARM_HIGH); 53 rtc_alarm = (rtc_alarm_high << 32) | rtc_alarm_low; 54 55 do_div(rtc_alarm, NSEC_PER_SEC); 56 memset(alrm, 0, sizeof(struct rtc_wkalrm)); 57 58 rtc_time_to_tm(rtc_alarm, &(alrm->time)); 59 60 if (readl(base + TIMER_ALARM_STATUS)) 61 alrm->enabled = 1; 62 else 63 alrm->enabled = 0; 64 65 return 0; 66 } 67 68 static int goldfish_rtc_set_alarm(struct device *dev, 69 struct rtc_wkalrm *alrm) 70 { 71 struct goldfish_rtc *rtcdrv; 72 unsigned long rtc_alarm; 73 u64 rtc_status_reg; 74 void __iomem *base; 75 int ret = 0; 76 77 rtcdrv = dev_get_drvdata(dev); 78 base = rtcdrv->base; 79 80 if (alrm->enabled) { 81 ret = rtc_tm_to_time(&(alrm->time), &rtc_alarm); 82 if (ret != 0) 83 return ret; 84 85 rtc_alarm *= NSEC_PER_SEC; > 86 writel((rtc_alarm >> 32), base + TIMER_ALARM_HIGH); 87 writel(rtc_alarm, base + TIMER_ALARM_LOW); 88 } else { 89 /* 90 * if this function was called with enabled=0 91 * then it could mean that the application is 92 * trying to cancel an ongoing alarm 93 */ 94 rtc_status_reg = readl(base + TIMER_ALARM_STATUS); 95 if (rtc_status_reg) 96 writel(1, base + TIMER_CLEAR_ALARM); 97 } 98 99 return ret; 100 } 101 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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