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Date: Mon, 4 Mar 2024 01:15:17 +0800
From: kernel test robot <lkp@intel.com>
To: Anatoliy Klymenko <anatoliy.klymenko@amd.com>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
	Michal Simek <monstr@monstr.eu>,
	Andrzej Hajda <andrzej.hajda@intel.com>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Robert Foss <rfoss@kernel.org>, Jonas Karlman <jonas@kwiboo.se>,
	Jernej Skrabec <jernej.skrabec@gmail.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	dri-devel@lists.freedesktop.org,
	linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
	Anatoliy Klymenko <anatoliy.klymenko@amd.com>
Subject: Re: [PATCH 3/4] drm: xlnx: zynqmp_dpsub: Set input live format
Message-ID: <202403040104.mwzqu5gs-lkp@intel.com>
References: <20240226-dp-live-fmt-v1-3-b78c3f69c9d8@amd.com>
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In-Reply-To: <20240226-dp-live-fmt-v1-3-b78c3f69c9d8@amd.com>

Hi Anatoliy,

kernel test robot noticed the following build warnings:

[auto build test WARNING on bfa4437fd3938ae2e186e7664b2db65bb8775670]

url:    https://github.com/intel-lab-lkp/linux/commits/Anatoliy-Klymenko/drm-xlnx-zynqmp_dpsub-Set-layer-mode-during-creation/20240227-124631
base:   bfa4437fd3938ae2e186e7664b2db65bb8775670
patch link:    https://lore.kernel.org/r/20240226-dp-live-fmt-v1-3-b78c3f69c9d8%40amd.com
patch subject: [PATCH 3/4] drm: xlnx: zynqmp_dpsub: Set input live format
config: x86_64-allmodconfig (https://download.01.org/0day-ci/archive/20240304/202403040104.mwzqu5gs-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240304/202403040104.mwzqu5gs-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/202403040104.mwzqu5gs-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/xlnx/zynqmp_disp.c:164: warning: Function parameter or struct member 'blend' not described in 'zynqmp_disp'
   drivers/gpu/drm/xlnx/zynqmp_disp.c:164: warning: Function parameter or struct member 'avbuf' not described in 'zynqmp_disp'
   drivers/gpu/drm/xlnx/zynqmp_disp.c:164: warning: Function parameter or struct member 'audio' not described in 'zynqmp_disp'
>> drivers/gpu/drm/xlnx/zynqmp_disp.c:1019: warning: Function parameter or struct member 'bus_format' not described in 'zynqmp_disp_layer_set_live_format'
>> drivers/gpu/drm/xlnx/zynqmp_disp.c:1019: warning: Excess function parameter 'info' description in 'zynqmp_disp_layer_set_live_format'


vim +1019 drivers/gpu/drm/xlnx/zynqmp_disp.c

  1009	
  1010	/**
  1011	 * zynqmp_disp_layer_set_live_format - Set live layer input format
  1012	 * @layer: The layer
  1013	 * @info: Input media bus format
  1014	 *
  1015	 * Set the live @layer input bus format. The layer must be disabled.
  1016	 */
  1017	void zynqmp_disp_layer_set_live_format(struct zynqmp_disp_layer *layer,
  1018					       u32 bus_format)
> 1019	{
  1020		int i;
  1021		const struct zynqmp_disp_format *fmt;
  1022	
  1023		for (i = 0; i < ARRAY_SIZE(avbuf_live_fmts); ++i) {
  1024			fmt = &avbuf_live_fmts[i];
  1025			if (fmt->bus_fmt == bus_format) {
  1026				layer->disp_fmt = fmt;
  1027				layer->drm_fmt = drm_format_info(fmt->drm_fmt);
  1028				zynqmp_disp_avbuf_set_live_format(layer->disp, layer, fmt);
  1029				return;
  1030			}
  1031		}
  1032	}
  1033	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki