Hi Stephen,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 8400291e289ee6b2bf9779ff1c83a291501f017b]

url:    https://github.com/intel-lab-lkp/linux/commits/Stephen-Boyd/drm-atomic-helper-Introduce-lane-remapping-support-to-bridges/20240820-064107
base:   8400291e289ee6b2bf9779ff1c83a291501f017b
patch link:    https://lore.kernel.org/r/20240819223834.2049862-10-swboyd%40chromium.org
patch subject: [PATCH v3 09/17] drm/bridge: dp_typec: Allow users to hook hpd notify path
config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20240820/202408201747.NMpzuToG-lkp@intel.com/config)
compiler: arceb-elf-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240820/202408201747.NMpzuToG-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 [off-list ref]
| Closes: https://lore.kernel.org/oe-kbuild-all/202408201747.NMpzuToG-lkp@intel.com/ (local)

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/bridge/aux-hpd-bridge.c:61: warning: Function parameter or struct member 'orientation_switch' not described in 'drm_dp_typec_bridge_typec_port'

quoted

drivers/gpu/drm/bridge/aux-hpd-bridge.c:336: warning: Function parameter or struct member 'typec_bridge_dev' not described in 'drm_dp_typec_bridge_add_hpd_notify'

vim +336 drivers/gpu/drm/bridge/aux-hpd-bridge.c

   327	
   328	/**
   329	 * drm_dp_typec_bridge_add_hpd_notify: Register a callback called when the
   330	 * bridge chain hpd state changes
   331	 * @hpd_notify: callback for bridge hot plug detect events
   332	 * @hpd_data: data passed to @hpd_notify callback
   333	 */
   334	void drm_dp_typec_bridge_add_hpd_notify(struct drm_dp_typec_bridge_dev *typec_bridge_dev,
   335						hpd_notify_fn_t hpd_notify, void *hpd_data)
 > 336	{
   337		typec_bridge_dev->hpd_notify = hpd_notify;
   338		typec_bridge_dev->hpd_data = hpd_data;
   339	}
   340	EXPORT_SYMBOL_GPL(drm_dp_typec_bridge_add_hpd_notify);
   341	

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