linux-kernel - [chenxing:msc313_mainlining 62/79] drivers/irqchip/irq-msc313-pm-wakeup.c:21:25: error: 'field_mask' redeclared as different kind of symbol

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Date:   Sun, 16 Jan 2022 01:54:52 +0800
From:   kernel test robot <lkp@...el.com>
To:     Daniel Palmer <daniel@...f.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [chenxing:msc313_mainlining 62/79]
 drivers/irqchip/irq-msc313-pm-wakeup.c:21:25: error: 'field_mask' redeclared
 as different kind of symbol

tree:   git://github.com/linux-chenxing/linux.git msc313_mainlining
head:   944e0daa939a7374dc40b73ceedb78a788fb25d4
commit: c37ce8087960dcad8436a7120a410dba3c5ded61 [62/79] irqchip: MStar wakeup intc
config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20220116/202201160121.tUtiMcTY-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 11.2.0
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/c37ce8087960dcad8436a7120a410dba3c5ded61
        git remote add chenxing git://github.com/linux-chenxing/linux.git
        git fetch --no-tags chenxing msc313_mainlining
        git checkout c37ce8087960dcad8436a7120a410dba3c5ded61
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash drivers/

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

All errors (new ones prefixed by >>):

>> drivers/irqchip/irq-msc313-pm-wakeup.c:21:25: error: 'field_mask' redeclared as different kind of symbol
      21 | static struct reg_field field_mask = REG_FIELD(MSTAR_PMSLEEP_WAKEUPSOURCE, 0, 7);
         |                         ^~~~~~~~~~
   In file included from arch/mips/include/asm/mips-cps.h:10,
                    from arch/mips/include/asm/smp-ops.h:16,
                    from arch/mips/include/asm/smp.h:21,
                    from include/linux/smp.h:113,
                    from include/linux/lockdep.h:14,
                    from include/linux/spinlock.h:62,
                    from include/linux/irq.h:14,
                    from drivers/irqchip/irq-msc313-pm-wakeup.c:6:
   include/linux/bitfield.h:139:28: note: previous definition of 'field_mask' with type 'u64(u64)' {aka 'long long unsigned int(long long unsigned int)'}
     139 | static __always_inline u64 field_mask(u64 field)
         |                            ^~~~~~~~~~
   drivers/irqchip/irq-msc313-pm-wakeup.c: In function 'msc313_pm_wakeup_intc_of_init':
   drivers/irqchip/irq-msc313-pm-wakeup.c:132:9: warning: ignoring return value of 'request_irq' declared with attribute 'warn_unused_result' [-Wunused-result]
     132 |         request_irq(irq, msc313_pm_wakeup_intc_chainedhandler, IRQF_SHARED,
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     133 |                                 "pmsleep", domain);
         |                                 ~~~~~~~~~~~~~~~~~~


vim +/field_mask +21 drivers/irqchip/irq-msc313-pm-wakeup.c

    20	
  > 21	static struct reg_field field_mask = REG_FIELD(MSTAR_PMSLEEP_WAKEUPSOURCE, 0, 7);
    22	static struct reg_field field_type = REG_FIELD(MSTAR_PMSLEEP_REG24, 0, 7);
    23	static struct reg_field field_status = REG_FIELD(MSTAR_PMSLEEP_WAKEINT_STATUS, 0, 7);
    24	

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