Hi Robert,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on clk/clk-next]
[also build test WARNING on v5.12-rc2 next-20210311]
[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/Robert-Hancock/Si5341-driver-updates/20210312-062821
base:   https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
config: arm64-randconfig-r034-20210312 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 7b153b43d3a14d76975039408c4b922beb576735)
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 arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://github.com/0day-ci/linux/commit/636016363158ea8e30592ff4974f344ca0043f82
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Robert-Hancock/Si5341-driver-updates/20210312-062821
        git checkout 636016363158ea8e30592ff4974f344ca0043f82
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <redacted>

All warnings (new ones prefixed by >>):

quoted

drivers/clk/clk-si5341.c:1710:5: warning: no previous prototype for function 'si5341_remove' [-Wmissing-prototypes]

   int si5341_remove(struct i2c_client *client)
       ^
   drivers/clk/clk-si5341.c:1710:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int si5341_remove(struct i2c_client *client)
   ^
   static 
   1 warning generated.


vim +/si5341_remove +1710 drivers/clk/clk-si5341.c

  1709	

1710	int si5341_remove(struct i2c_client *client)

  1711	{
  1712		struct clk_si5341 *data = i2c_get_clientdata(client);
  1713		int i;
  1714	
  1715		for (i = 0; i < SI5341_MAX_NUM_OUTPUTS; ++i) {
  1716			if (data->clk[i].vdd_reg)
  1717				regulator_disable(data->clk[i].vdd_reg);
  1718		}
  1719	
  1720		return 0;
  1721	}
  1722	

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