linux-kernel - Re: [PATCH 1/9] drm/display: hdmi-state-helpers: warn on unsupported InfoFrame types

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Message-ID: <202509272013.GAc17rsa-lkp@intel.com>
Date: Sat, 27 Sep 2025 20:48:05 +0800
From: kernel test robot <lkp@...el.com>
To: Dmitry Baryshkov <lumag@...nel.org>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	Liu Ying <victor.liu@....com>,
	Andrzej Hajda <andrzej.hajda@...el.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Robert Foss <rfoss@...nel.org>,
	Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
	Jonas Karlman <jonas@...boo.se>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	Rob Clark <robin.clark@....qualcomm.com>,
	Abhinav Kumar <abhinav.kumar@...ux.dev>,
	Jessica Zhang <jessica.zhang@....qualcomm.com>,
	Sean Paul <sean@...rly.run>,
	Marijn Suijten <marijn.suijten@...ainline.org>,
	Sandy Huang <hjc@...k-chips.com>,
	Heiko Stübner <heiko@...ech.de>,
	Andy Yan <andy.yan@...k-chips.com>, Chen-Yu Tsai <wens@...e.org>,
	Samuel Holland <samuel@...lland.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org, freedreno@...ts.freedesktop.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org, linux-sunxi@...ts.linux.dev
Subject: Re: [PATCH 1/9] drm/display: hdmi-state-helpers: warn on unsupported
 InfoFrame types

Hi Dmitry,

kernel test robot noticed the following build errors:

[auto build test ERROR on bf2602a3cb2381fb1a04bf1c39a290518d2538d1]

url:    https://github.com/intel-lab-lkp/linux/commits/Dmitry-Baryshkov/drm-display-hdmi-state-helpers-warn-on-unsupported-InfoFrame-types/20250927-090630
base:   bf2602a3cb2381fb1a04bf1c39a290518d2538d1
patch link:    https://lore.kernel.org/r/20250927-limit-infoframes-2-v1-1-697511bd050b%40oss.qualcomm.com
patch subject: [PATCH 1/9] drm/display: hdmi-state-helpers: warn on unsupported InfoFrame types
config: x86_64-buildonly-randconfig-002-20250927 (https://download.01.org/0day-ci/archive/20250927/202509272013.GAc17rsa-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250927/202509272013.GAc17rsa-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202509272013.GAc17rsa-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/gpu/drm/display/drm_hdmi_state_helper.c:924:17: error: use of undeclared identifier 'it'
     924 |                 dev_warn_once(it->dev, "unsupported HDMI infoframe 0x%x\n", frame->any.type);
         |                               ^
>> drivers/gpu/drm/display/drm_hdmi_state_helper.c:924:63: error: use of undeclared identifier 'frame'
     924 |                 dev_warn_once(it->dev, "unsupported HDMI infoframe 0x%x\n", frame->any.type);
         |                                                                             ^
   drivers/gpu/drm/display/drm_hdmi_state_helper.c:953:17: error: use of undeclared identifier 'it'
     953 |                 dev_warn_once(it->dev, "unsupported HDMI infoframe 0x%x\n", frame->any.type);
         |                               ^
   3 errors generated.


vim +/it +924 drivers/gpu/drm/display/drm_hdmi_state_helper.c

   916	
   917	static int clear_infoframe(struct drm_connector *connector,
   918				   struct drm_connector_hdmi_infoframe *old_frame)
   919	{
   920		int ret;
   921	
   922		ret = clear_device_infoframe(connector, old_frame->data.any.type);
   923		if (ret == -EOPNOTSUPP)
 > 924			dev_warn_once(it->dev, "unsupported HDMI infoframe 0x%x\n", frame->any.type);
   925		if (ret)
   926			return ret;
   927	
   928		return 0;
   929	}
   930	

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