Re: [PATCH v5 3/5] iommu: Add iommu_driver_get_domain_for_dev() helper

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

Hi Nicolin,

kernel test robot noticed the following build warnings:

[auto build test WARNING on next-20251110]
[cannot apply to pci/next pci/for-linus awilliam-vfio/next awilliam-vfio/for-linus rafael-pm/linux-next rafael-pm/bleeding-edge linus/master v6.18-rc5 v6.18-rc4 v6.18-rc3 v6.18-rc5]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Nicolin-Chen/iommu-Lock-group-mutex-in-iommu_deferred_attach/20251111-131520
base:   next-20251110
patch link:    https://lore.kernel.org/r/0303739735f3f49bcebc244804e9eeb82b1c41dc.1762835355.git.nicolinc%40nvidia.com
patch subject: [PATCH v5 3/5] iommu: Add iommu_driver_get_domain_for_dev() helper
config: microblaze-randconfig-r072-20251112 (https://download.01.org/0day-ci/archive/20251112/202511121645.Oi9e0lrt-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251112/202511121645.Oi9e0lrt-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/202511121645.Oi9e0lrt-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> Warning: drivers/iommu/iommu.c:2229 function parameter 'dev' not described in 'iommu_get_domain_for_dev'
>> Warning: drivers/iommu/iommu.c:2250 function parameter 'dev' not described in 'iommu_driver_get_domain_for_dev'
>> Warning: drivers/iommu/iommu.c:2229 function parameter 'dev' not described in 'iommu_get_domain_for_dev'
>> Warning: drivers/iommu/iommu.c:2250 function parameter 'dev' not described in 'iommu_driver_get_domain_for_dev'

-- 
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