Re: [PATCH v6 7/7] i3c: hub: p3h2x4x: Add support for NXP P3H2x4x I3C hub functionality

kernel test robot
2026-03-10T23:26:50Z

Hi Lakshay,

kernel test robot noticed the following build warnings:

[auto build test WARNING on i3c/i3c/next]
[also build test WARNING on lee-mfd/for-mfd-next broonie-regulator/for-next linus/master v7.0-rc3 next-20260310]
[cannot apply to lee-mfd/for-mfd-fixes]
[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/Lakshay-Piplani/i3c-master-Add-the-APIs-to-support-I3C-hub/20260310-150040
base: https://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux.git i3c/next
patch link: https://lore.kernel.org/r/20260310065727.3759342-7-lakshay.piplani%40nxp.com
patch subject: [PATCH v6 7/7] i3c: hub: p3h2x4x: Add support for NXP P3H2x4x I3C hub functionality
config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20260311/202603110741.nkI3lGfN-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260311/202603110741.nkI3lGfN-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/202603110741.nkI3lGfN-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_i3c.c:62 function parameter 'p3h2x4x_hub' not described in 'p3h2x4x_tp_i3c_algo'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_i3c.c:62 function parameter 'p3h2x4x_hub' not described in 'p3h2x4x_tp_i3c_algo'
--
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'p3h2x4x_i3c_hub' not described in 'p3h2x4x_tp_i2c_xfer_msg'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'xfers' not described in 'p3h2x4x_tp_i2c_xfer_msg'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'target_port' not described in 'p3h2x4x_tp_i2c_xfer_msg'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'nxfers_i' not described in 'p3h2x4x_tp_i2c_xfer_msg'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'rw' not described in 'p3h2x4x_tp_i2c_xfer_msg'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'p3h2x4x_i3c_hub' not described in 'p3h2x4x_tp_i2c_xfer_msg'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'xfers' not described in 'p3h2x4x_tp_i2c_xfer_msg'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'target_port' not described in 'p3h2x4x_tp_i2c_xfer_msg'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'nxfers_i' not described in 'p3h2x4x_tp_i2c_xfer_msg'
>> Warning: drivers/i3c/hub/p3h2840_i3c_hub_smbus.c:185 function parameter 'rw' not described in 'p3h2x4x_tp_i2c_xfer_msg'

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