drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c:726:15: sparse: sparse: symbol 'cmdqv_debugfs_dir' was not declared. Should it be static?

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   2e1b3cc9d7f790145a80cb705b168f05dab65df2
commit: 918eb5c856f6ce4cf93b4b38e4b5e156905c5943 iommu/arm-smmu-v3: Add in-kernel support for NVIDIA Tegra241 (Grace) CMDQV
date:   10 weeks ago
config: arm64-randconfig-r133-20241105 (https://download.01.org/0day-ci/archive/20241106/202411060737.vZVRE3mT-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce: (https://download.01.org/0day-ci/archive/20241106/202411060737.vZVRE3mT-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202411060737.vZVRE3mT-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
>> drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c:726:15: sparse: sparse: symbol 'cmdqv_debugfs_dir' was not declared. Should it be static?

vim +/cmdqv_debugfs_dir +726 drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c

   725	
 > 726	struct dentry *cmdqv_debugfs_dir;
   727	

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