netdev - [net-next:master 57/59] drivers/net/phy/mdio-cavium.h:111:36: error: implicit declaration of function 'writeq'; did you mean 'writel'?

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Date:   Tue, 30 Jul 2019 05:45:48 +0800
From:   kbuild test robot <lkp@...el.com>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     kbuild-all@...org, netdev@...r.kernel.org
Subject: [net-next:master 57/59] drivers/net/phy/mdio-cavium.h:111:36: error:
 implicit declaration of function 'writeq'; did you mean 'writel'?

tree:   https://kernel.googlesource.com/pub/scm/linux/kernel/git/davem/net-next.git master
head:   1cb9dfca39eb406960f8f84864ddd6ba329ec321
commit: 171a9bae68c72f2d1260c3825203760856e6793b [57/59] staging/octeon: Allow test build on !MIPS
config: c6x-allyesconfig (attached as .config)
compiler: c6x-elf-gcc (GCC) 7.4.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 171a9bae68c72f2d1260c3825203760856e6793b
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=c6x 

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

All errors (new ones prefixed by >>):

   drivers/net/phy/mdio-octeon.c: In function 'octeon_mdiobus_probe':
   drivers/net/phy/mdio-octeon.c:48:3: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
      (u64)devm_ioremap(&pdev->dev, mdio_phys, regsize);
      ^
   In file included from drivers/net/phy/mdio-octeon.c:14:0:
>> drivers/net/phy/mdio-cavium.h:111:36: error: implicit declaration of function 'writeq'; did you mean 'writel'? [-Werror=implicit-function-declaration]
    #define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
                                       ^
   drivers/net/phy/mdio-octeon.c:56:2: note: in expansion of macro 'oct_mdio_writeq'
     oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
     ^~~~~~~~~~~~~~~
   drivers/net/phy/mdio-cavium.h:111:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
    #define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
                                                   ^
   drivers/net/phy/mdio-octeon.c:56:2: note: in expansion of macro 'oct_mdio_writeq'
     oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
     ^~~~~~~~~~~~~~~
   drivers/net/phy/mdio-cavium.h:111:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
    #define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
                                                   ^
   drivers/net/phy/mdio-octeon.c:77:2: note: in expansion of macro 'oct_mdio_writeq'
     oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
     ^~~~~~~~~~~~~~~
   drivers/net/phy/mdio-octeon.c: In function 'octeon_mdiobus_remove':
   drivers/net/phy/mdio-cavium.h:111:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
    #define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
                                                   ^
   drivers/net/phy/mdio-octeon.c:91:2: note: in expansion of macro 'oct_mdio_writeq'
     oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN);
     ^~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +111 drivers/net/phy/mdio-cavium.h

1eefee901fca020 David Daney 2016-03-11  105  
1eefee901fca020 David Daney 2016-03-11  106  static inline u64 oct_mdio_readq(u64 addr)
1eefee901fca020 David Daney 2016-03-11  107  {
1eefee901fca020 David Daney 2016-03-11  108  	return cvmx_read_csr(addr);
1eefee901fca020 David Daney 2016-03-11  109  }
1eefee901fca020 David Daney 2016-03-11  110  #else
1eefee901fca020 David Daney 2016-03-11 @111  #define oct_mdio_writeq(val, addr)	writeq(val, (void *)addr)
1eefee901fca020 David Daney 2016-03-11  112  #define oct_mdio_readq(addr)		readq((void *)addr)
1eefee901fca020 David Daney 2016-03-11  113  #endif
1eefee901fca020 David Daney 2016-03-11  114  
1eefee901fca020 David Daney 2016-03-11  115  int cavium_mdiobus_read(struct mii_bus *bus, int phy_id, int regnum);
1eefee901fca020 David Daney 2016-03-11  116  int cavium_mdiobus_write(struct mii_bus *bus, int phy_id, int regnum, u16 val);

:::::: The code at line 111 was first introduced by commit
:::::: 1eefee901fca0208b8a56f20cdc134e2b8638ae7 phy: mdio-octeon: Refactor into two files/modules

:::::: TO: David Daney <david.daney@...ium.com>
:::::: CC: David S. Miller <davem@...emloft.net>

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