* [linux-chenxing:rperier-rtc 7/7] drivers/rtc/rtc-msc313.c:55:12: error: implicit declaration of function 'readw'
@ 2021-07-28 12:46 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-07-28 12:46 UTC (permalink / raw)
To: Romain Perier; +Cc: kbuild-all, linux-kernel
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tree: git://github.com/linux-chenxing/linux.git rperier-rtc
head: 0a94a85f4e6d701c6945740acfb65f65793a5203
commit: 0a94a85f4e6d701c6945740acfb65f65793a5203 [7/7] fix driver
config: sparc-randconfig-r024-20210728 (attached as .config)
compiler: sparc64-linux-gcc (GCC) 10.3.0
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/linux-chenxing/linux/commit/0a94a85f4e6d701c6945740acfb65f65793a5203
git remote add linux-chenxing git://github.com/linux-chenxing/linux.git
git fetch --no-tags linux-chenxing rperier-rtc
git checkout 0a94a85f4e6d701c6945740acfb65f65793a5203
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=sparc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
drivers/rtc/rtc-msc313.c: In function 'msc313_rtc_read_alarm':
>> drivers/rtc/rtc-msc313.c:55:12: error: implicit declaration of function 'readw' [-Werror=implicit-function-declaration]
55 | seconds = readw(priv->rtc_base + REG_RTC_MATCH_VAL_L)
| ^~~~~
drivers/rtc/rtc-msc313.c: In function 'msc313_rtc_alarm_irq_enable':
>> drivers/rtc/rtc-msc313.c:76:2: error: implicit declaration of function 'writew' [-Werror=implicit-function-declaration]
76 | writew(reg, priv->rtc_base + REG_RTC_CTRL);
| ^~~~~~
cc1: some warnings being treated as errors
vim +/readw +55 drivers/rtc/rtc-msc313.c
88cfefa536ca80e Daniel Palmer 2020-06-12 49
88cfefa536ca80e Daniel Palmer 2020-06-12 50 static int msc313_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
88cfefa536ca80e Daniel Palmer 2020-06-12 51 {
88cfefa536ca80e Daniel Palmer 2020-06-12 52 struct msc313_rtc *priv = dev_get_drvdata(dev);
88cfefa536ca80e Daniel Palmer 2020-06-12 53 unsigned long seconds;
88cfefa536ca80e Daniel Palmer 2020-06-12 54
88cfefa536ca80e Daniel Palmer 2020-06-12 @55 seconds = readw(priv->rtc_base + REG_RTC_MATCH_VAL_L)
88cfefa536ca80e Daniel Palmer 2020-06-12 56 | (readw(priv->rtc_base + REG_RTC_MATCH_VAL_H) << 16);
88cfefa536ca80e Daniel Palmer 2020-06-12 57
88cfefa536ca80e Daniel Palmer 2020-06-12 58 rtc_time64_to_tm(seconds, &alarm->time);
88cfefa536ca80e Daniel Palmer 2020-06-12 59
88cfefa536ca80e Daniel Palmer 2020-06-12 60 if (!(readw(priv->rtc_base + REG_RTC_CTRL) & INT_MASK_BIT))
88cfefa536ca80e Daniel Palmer 2020-06-12 61 alarm->enabled = 1;
88cfefa536ca80e Daniel Palmer 2020-06-12 62
88cfefa536ca80e Daniel Palmer 2020-06-12 63 return 0;
88cfefa536ca80e Daniel Palmer 2020-06-12 64 }
88cfefa536ca80e Daniel Palmer 2020-06-12 65
88cfefa536ca80e Daniel Palmer 2020-06-12 66 static int msc313_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
88cfefa536ca80e Daniel Palmer 2020-06-12 67 {
88cfefa536ca80e Daniel Palmer 2020-06-12 68 struct msc313_rtc *priv = dev_get_drvdata(dev);
88cfefa536ca80e Daniel Palmer 2020-06-12 69 u16 reg;
88cfefa536ca80e Daniel Palmer 2020-06-12 70
88cfefa536ca80e Daniel Palmer 2020-06-12 71 reg = readw(priv->rtc_base + REG_RTC_CTRL);
88cfefa536ca80e Daniel Palmer 2020-06-12 72 if (enabled)
88cfefa536ca80e Daniel Palmer 2020-06-12 73 reg &= ~INT_MASK_BIT;
88cfefa536ca80e Daniel Palmer 2020-06-12 74 else
88cfefa536ca80e Daniel Palmer 2020-06-12 75 reg |= INT_MASK_BIT;
88cfefa536ca80e Daniel Palmer 2020-06-12 @76 writew(reg, priv->rtc_base + REG_RTC_CTRL);
88cfefa536ca80e Daniel Palmer 2020-06-12 77 return 0;
88cfefa536ca80e Daniel Palmer 2020-06-12 78 }
88cfefa536ca80e Daniel Palmer 2020-06-12 79
:::::: The code at line 55 was first introduced by commit
:::::: 88cfefa536ca80e13ffde033cdc96248e70d3724 rtc: Add support for the MSTAR MSC313 RTC
:::::: TO: Daniel Palmer <daniel@0x0f.com>
:::::: CC: Romain Perier <romain.perier@gmail.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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