* [wireless-drivers-next:master 40/69] drivers/net/wireless/realtek/rtw88/rtw8821c.c:71:8: warning: type qualifiers ignored on function return type
@ 2020-07-15 13:33 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2020-07-15 13:33 UTC (permalink / raw)
To: Tzu-En Huang; +Cc: kbuild-all, Kalle Valo, linux-wireless, Yan-Hsuan Chuang
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Hi Tzu-En,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git master
head: b28bd97c1c191ade3736b33f2b24e5b288b90ab4
commit: f745eb9ca5bf823bc5c0f82a434cefb41c57844e [40/69] rtw88: 8821c: Add 8821CE to Kconfig and Makefile
config: arm-allyesconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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
git checkout f745eb9ca5bf823bc5c0f82a434cefb41c57844e
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm
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/net/wireless/realtek/rtw88/rtw8821c.c:71:8: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
71 | static const u8 rtw8821c_get_swing_index(struct rtw_dev *rtwdev)
| ^~~~~
vim +71 drivers/net/wireless/realtek/rtw88/rtw8821c.c
3a4312828ce13e Tzu-En Huang 2020-06-03 70
3a4312828ce13e Tzu-En Huang 2020-06-03 @71 static const u8 rtw8821c_get_swing_index(struct rtw_dev *rtwdev)
3a4312828ce13e Tzu-En Huang 2020-06-03 72 {
3a4312828ce13e Tzu-En Huang 2020-06-03 73 u8 i = 0;
3a4312828ce13e Tzu-En Huang 2020-06-03 74 u32 swing, table_value;
3a4312828ce13e Tzu-En Huang 2020-06-03 75
3a4312828ce13e Tzu-En Huang 2020-06-03 76 swing = rtw_read32_mask(rtwdev, REG_TXSCALE_A, 0xffe00000);
3a4312828ce13e Tzu-En Huang 2020-06-03 77 for (i = 0; i < ARRAY_SIZE(rtw8821c_txscale_tbl); i++) {
3a4312828ce13e Tzu-En Huang 2020-06-03 78 table_value = rtw8821c_txscale_tbl[i];
3a4312828ce13e Tzu-En Huang 2020-06-03 79 if (swing == table_value)
3a4312828ce13e Tzu-En Huang 2020-06-03 80 break;
3a4312828ce13e Tzu-En Huang 2020-06-03 81 }
3a4312828ce13e Tzu-En Huang 2020-06-03 82
3a4312828ce13e Tzu-En Huang 2020-06-03 83 return i;
3a4312828ce13e Tzu-En Huang 2020-06-03 84 }
3a4312828ce13e Tzu-En Huang 2020-06-03 85
:::::: The code at line 71 was first introduced by commit
:::::: 3a4312828ce13e1645fd3af76e4314a2623b3361 rtw88: 8821c: add power tracking
:::::: TO: Tzu-En Huang <tehuang@realtek.com>
:::::: CC: Kalle Valo <kvalo@codeaurora.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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