linux-kernel - drivers/reset/reset-intel-gw.c:18:9: warning: 'REG

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Date:   Mon, 15 Jun 2020 22:33:12 +0800
From:   kernel test robot <lkp@...el.com>
To:     Dejin Zheng <zhengdejin5@...il.com>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        linux-kernel@...r.kernel.org, Mark Brown <broonie@...nel.org>
Subject: drivers/reset/reset-intel-gw.c:18:9: warning: 'REG_OFFSET' macro
 redefined

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b3a9e3b9622ae10064826dccb4f7a52bd88c7407
commit: e44ab4e14d6f4c448ae555132090c1a116b19e5c regmap: Simplify implementation of the regmap_read_poll_timeout() macro
date:   8 weeks ago
config: arm-randconfig-r022-20200615 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 3d8149c2a1228609fd7d7c91a04681304a2f0ca9)
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
        # install arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        git checkout e44ab4e14d6f4c448ae555132090c1a116b19e5c
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> drivers/reset/reset-intel-gw.c:18:9: warning: 'REG_OFFSET' macro redefined [-Wmacro-redefined]
#define REG_OFFSET      GENMASK(31, 16)
^
arch/arm/mach-ixp4xx/include/mach/platform.h:25:9: note: previous definition is here
#define REG_OFFSET      3
^
1 warning generated.

vim +/REG_OFFSET +18 drivers/reset/reset-intel-gw.c

c9aef213e38cde Dilip Kota 2020-01-03  17  
c9aef213e38cde Dilip Kota 2020-01-03 @18  #define REG_OFFSET	GENMASK(31, 16)
c9aef213e38cde Dilip Kota 2020-01-03  19  #define BIT_OFFSET	GENMASK(15, 8)
c9aef213e38cde Dilip Kota 2020-01-03  20  #define STAT_BIT_OFFSET	GENMASK(7, 0)
c9aef213e38cde Dilip Kota 2020-01-03  21  

:::::: The code at line 18 was first introduced by commit
:::::: c9aef213e38cde27d4689a5cbe25a7c1b1db9fad reset: intel: Add system reset controller driver

:::::: TO: Dilip Kota <eswara.kota@...ux.intel.com>
:::::: CC: Philipp Zabel <p.zabel@...gutronix.de>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (41119 bytes)