[openeuler:OLK-6.6 3534/3534] arch/x86/kernel/early-quirks.c:727:34: warning: no previous prototype for 'kh40000_get_direct_dma_ops'

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

Hi leoliu-oc,

FYI, the error/warning still remains.

tree:   https://gitee.com/openeuler/kernel.git OLK-6.6
head:   5930fa3740c518a9f6ba688fd0c1873d6f3adbce
commit: 11557c1ae4529f133483879b7ee00b7d8c653be7 [3534/3534] x86/cpu/zhaoxin: Encapsulate access to kh40000_dma_direct_ops within function
config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251212/202512120237.qjU2ttZI-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251212/202512120237.qjU2ttZI-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/202512120237.qjU2ttZI-lkp@intel.com/

All warnings (new ones prefixed by >>):

   arch/x86/kernel/early-quirks.c:722:6: warning: no previous prototype for 'is_zhaoxin_kh40000' [-Wmissing-prototypes]
     722 | bool is_zhaoxin_kh40000(void)
         |      ^~~~~~~~~~~~~~~~~~
>> arch/x86/kernel/early-quirks.c:727:34: warning: no previous prototype for 'kh40000_get_direct_dma_ops' [-Wmissing-prototypes]
     727 | __weak const struct dma_map_ops *kh40000_get_direct_dma_ops(void)
         |                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/kh40000_get_direct_dma_ops +727 arch/x86/kernel/early-quirks.c

   726	
 > 727	__weak const struct dma_map_ops *kh40000_get_direct_dma_ops(void)
   728	{
   729		return dma_ops;
   730	}
   731	

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