netdev - Re: [PATCH v5 3/3] net: dsa: mv88e6xxx: Add support for mv88e6393x family of Marvell

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Message-ID: <202010291255.fXnohk4m-lkp@intel.com>
Date:   Thu, 29 Oct 2020 12:25:42 +0800
From:   kernel test robot <lkp@...el.com>
To:     Pavana Sharma <pavana.sharma@...i.com>, f.fainelli@...il.com
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        andrew@...n.ch, davem@...emloft.net, gregkh@...uxfoundation.org,
        kuba@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, pavana.sharma@...i.com,
        vivien.didelot@...il.com
Subject: Re: [PATCH v5 3/3] net: dsa: mv88e6xxx: Add support for mv88e6393x
 family of Marvell

Hi Pavana,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on robh/for-next]
[also build test WARNING on net-next/master net/master linus/master sparc-next/master v5.10-rc1 next-20201028]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Pavana-Sharma/Add-support-for-mv88e6393x-family-of-Marvell/20201028-094528
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: x86_64-randconfig-a002-20201028 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 772aaa602383cf82795572ebcd86b0e660f3579f)
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 x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/0day-ci/linux/commit/f94f949ebd95e4501f9af58a2e358e5c32761c67
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Pavana-Sharma/Add-support-for-mv88e6393x-family-of-Marvell/20201028-094528
        git checkout f94f949ebd95e4501f9af58a2e358e5c32761c67
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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 >>):

>> drivers/net/dsa/mv88e6xxx/port.c:29:5: warning: no previous prototype for function 'mv88e6xxx_port_wait_bit' [-Wmissing-prototypes]
   int mv88e6xxx_port_wait_bit(struct mv88e6xxx_chip *chip, int port, int reg,
       ^
   drivers/net/dsa/mv88e6xxx/port.c:29:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int mv88e6xxx_port_wait_bit(struct mv88e6xxx_chip *chip, int port, int reg,
   ^
   static 
   1 warning generated.

vim +/mv88e6xxx_port_wait_bit +29 drivers/net/dsa/mv88e6xxx/port.c

    28	
  > 29	int mv88e6xxx_port_wait_bit(struct mv88e6xxx_chip *chip, int port, int reg,
    30			int bit, int val)
    31	{
    32		int addr = chip->info->port_base_addr + port;
    33	
    34		return mv88e6xxx_wait_bit(chip, addr, reg, bit, val);
    35	}
    36	

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

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