Re: [PATCH v3 4/4] ASoC: codecs: add wsa881x amplifier support

[kbuild test robot]

Hi Srinivas,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.3-rc4 next-20190809]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Srinivas-Kandagatla/ASoC-codecs-Add-WSA881x-Smart-Speaker-amplifier-support/20190812-080612
config: m68k-allmodconfig (attached as .config)
compiler: m68k-linux-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
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=m68k 

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

All errors (new ones prefixed by >>):

>> ERROR: "sdw_unregister_driver" [sound/soc/codecs/snd-soc-wsa881x.ko] undefined!
>> ERROR: "sdw_write" [sound/soc/codecs/snd-soc-wsa881x.ko] undefined!
>> ERROR: "__sdw_register_driver" [sound/soc/codecs/snd-soc-wsa881x.ko] undefined!
>> ERROR: "sdw_write" [drivers/base/regmap/regmap-sdw.ko] undefined!
>> ERROR: "sdw_read" [drivers/base/regmap/regmap-sdw.ko] undefined!

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0-DAY kernel test infrastructure                Open Source Technology Center
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