[plbossart-sound:sdw/remove-sdw-driver 3/14] drivers/soundwire/intel.c:2037:8: error: variable 'sdw_intel_link_ops' has initializer but incomplete type

[kbuild test robot <lkp@intel.com>]

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tree:   https://github.com/plbossart/sound sdw/remove-sdw-driver
head:   6e3ae3193c4aa361e83097854ae3411cb5bdbdeb
commit: b56349159de823ef190dd796a4cce6002d833b8e [3/14] soundwire: drivers/soundwire/intel.c: use sdw_link_ops
config: i386-allyesconfig (attached as .config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce:
        git checkout b56349159de823ef190dd796a4cce6002d833b8e
        # save the attached .config to linux build tree
        make ARCH=i386 

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

Note: the plbossart-sound/sdw/remove-sdw-driver HEAD 6e3ae3193c4aa361e83097854ae3411cb5bdbdeb builds fine.
      It only hurts bisectibility.

All error/warnings (new ones prefixed by >>):

>> drivers/soundwire/intel.c:2037:8: error: variable 'sdw_intel_link_ops' has initializer but incomplete type
    struct sdw_link_ops sdw_intel_link_ops = {
           ^~~~~~~~~~~~
>> drivers/soundwire/intel.c:2038:3: error: 'struct sdw_link_ops' has no member named 'driver'
     .driver = &sdw_intel_driver,
      ^~~~~~
>> drivers/soundwire/intel.c:2038:12: warning: excess elements in struct initializer
     .driver = &sdw_intel_driver,
               ^
   drivers/soundwire/intel.c:2038:12: note: (near initialization for 'sdw_intel_link_ops')
>> drivers/soundwire/intel.c:2039:3: error: 'struct sdw_link_ops' has no member named 'add'
     .add = intel_master_probe,
      ^~~
   drivers/soundwire/intel.c:2039:9: warning: excess elements in struct initializer
     .add = intel_master_probe,
            ^~~~~~~~~~~~~~~~~~
   drivers/soundwire/intel.c:2039:9: note: (near initialization for 'sdw_intel_link_ops')
>> drivers/soundwire/intel.c:2040:3: error: 'struct sdw_link_ops' has no member named 'startup'
     .startup = intel_master_startup,
      ^~~~~~~
   drivers/soundwire/intel.c:2040:13: warning: excess elements in struct initializer
     .startup = intel_master_startup,
                ^~~~~~~~~~~~~~~~~~~~
   drivers/soundwire/intel.c:2040:13: note: (near initialization for 'sdw_intel_link_ops')
>> drivers/soundwire/intel.c:2041:3: error: 'struct sdw_link_ops' has no member named 'del'
     .del = intel_master_remove,
      ^~~
   drivers/soundwire/intel.c:2041:9: warning: excess elements in struct initializer
     .del = intel_master_remove,
            ^~~~~~~~~~~~~~~~~~~
   drivers/soundwire/intel.c:2041:9: note: (near initialization for 'sdw_intel_link_ops')
>> drivers/soundwire/intel.c:2042:3: error: 'struct sdw_link_ops' has no member named 'process_wake_event'
     .process_wake_event = intel_master_process_wakeen_event,
      ^~~~~~~~~~~~~~~~~~
   drivers/soundwire/intel.c:2042:24: warning: excess elements in struct initializer
     .process_wake_event = intel_master_process_wakeen_event,
                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/soundwire/intel.c:2042:24: note: (near initialization for 'sdw_intel_link_ops')
   In file included from include/linux/linkage.h:7:0,
                    from include/linux/kernel.h:8,
                    from include/linux/list.h:9,
                    from include/linux/kobject.h:19,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from drivers/soundwire/intel.c:8:
>> drivers/soundwire/intel.c:2044:15: error: storage size of 'sdw_intel_link_ops' isn't known
    EXPORT_SYMBOL(sdw_intel_link_ops);
                  ^
   include/linux/export.h:98:21: note: in definition of macro '___EXPORT_SYMBOL'
     extern typeof(sym) sym;       \
                        ^~~
   include/linux/export.h:155:34: note: in expansion of macro '__EXPORT_SYMBOL'
    #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "")
                                     ^~~~~~~~~~~~~~~
   include/linux/export.h:158:29: note: in expansion of macro '_EXPORT_SYMBOL'
    #define EXPORT_SYMBOL(sym)  _EXPORT_SYMBOL(sym, "")
                                ^~~~~~~~~~~~~~
>> drivers/soundwire/intel.c:2044:1: note: in expansion of macro 'EXPORT_SYMBOL'
    EXPORT_SYMBOL(sdw_intel_link_ops);
    ^~~~~~~~~~~~~
>> drivers/soundwire/intel.c:2044:15: error: storage size of 'sdw_intel_link_ops' isn't known
    EXPORT_SYMBOL(sdw_intel_link_ops);
                  ^
   include/linux/export.h:98:21: note: in definition of macro '___EXPORT_SYMBOL'
     extern typeof(sym) sym;       \
                        ^~~
   include/linux/export.h:155:34: note: in expansion of macro '__EXPORT_SYMBOL'
    #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "")
                                     ^~~~~~~~~~~~~~~
   include/linux/export.h:158:29: note: in expansion of macro '_EXPORT_SYMBOL'
    #define EXPORT_SYMBOL(sym)  _EXPORT_SYMBOL(sym, "")
                                ^~~~~~~~~~~~~~
>> drivers/soundwire/intel.c:2044:1: note: in expansion of macro 'EXPORT_SYMBOL'
    EXPORT_SYMBOL(sdw_intel_link_ops);
    ^~~~~~~~~~~~~

vim +/sdw_intel_link_ops +2037 drivers/soundwire/intel.c

  2036	
> 2037	struct sdw_link_ops sdw_intel_link_ops = {
> 2038		.driver = &sdw_intel_driver,
> 2039		.add = intel_master_probe,
> 2040		.startup = intel_master_startup,
> 2041		.del = intel_master_remove,
> 2042		.process_wake_event = intel_master_process_wakeen_event,
  2043	};
> 2044	EXPORT_SYMBOL(sdw_intel_link_ops);
  2045	

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

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