[djiang:cxl/fwctl 19/28] sparc-linux-ld: features.c:undefined reference to `fwctl_register'

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

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/djiang/linux.git cxl/fwctl
head:   c3c1ca00092765212f4eb49d2aaffb2003beb33b
commit: bd2d1e68312b337e12299a0e542b846daeccb578 [19/28] cxl: Add FWCTL support to the CXL features driver
config: sparc-randconfig-001-20241214 (https://download.01.org/0day-ci/archive/20241214/202412141101.PJBVdtJC-lkp@intel.com/config)
compiler: sparc-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241214/202412141101.PJBVdtJC-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202412141101.PJBVdtJC-lkp@intel.com/

All errors (new ones prefixed by >>):

   sparc-linux-ld: drivers/cxl/features.o: in function `cxl_features_remove':
   features.c:(.text+0x5c): undefined reference to `fwctl_unregister'
   sparc-linux-ld: drivers/cxl/features.o: in function `cxl_features_probe':
   features.c:(.text+0x4a0): undefined reference to `_fwctl_alloc_device'
>> sparc-linux-ld: features.c:(.text+0x4c8): undefined reference to `fwctl_register'

-- 
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https://github.com/intel/lkp-tests/wiki