Re: [PATCH v2 20/27] drm/connector: hdmi: Add QMS state validation and computation

From: kernel test robot <lkp@intel.com>
To: "Nicolas Frattaroli" <nicolas.frattaroli@collabora.com>,
	"Xaver Hugl" <xaver.hugl@gmail.com>,
	"Vidith Madhu" <vmadhu@nvidia.com>,
	"Borah, Chaitanya Kumar" <chaitanya.kumar.borah@intel.com>,
	"Leo Li" <sunpeng.li@amd.com>,
	"Harry Wentland" <harry.wentland@amd.com>,
	"Fangzhi Zuo" <Jerry.Zuo@amd.com>,
	"Daniel Stone" <daniels@collabora.com>,
	"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
	"Maxime Ripard" <mripard@kernel.org>,
	"Thomas Zimmermann" <tzimmermann@suse.de>,
	"David Airlie" <airlied@gmail.com>,
	"Simona Vetter" <simona@ffwll.ch>, "Helge Deller" <deller@gmx.de>,
	"Andrzej Hajda" <andrzej.hajda@intel.com>,
	"Neil Armstrong" <neil.armstrong@linaro.org>,
	"Robert Foss" <rfoss@kernel.org>,
	"Laurent Pinchart" <Laurent.pinchart@ideasonboard.com>,
	"Jonas Karlman" <jonas@kwiboo.se>,
	"Jernej Skrabec" <jernej.skrabec@gmail.com>,
	"Luca Ceresoli" <luca.ceresoli@bootlin.com>,
	"Sandy Huang" <hjc@rock-chips.com>,
	"Heiko Stübner" <heiko@sntech.de>, "Andy Yan" <andyshrk@163.com>,
	"Michel Dänzer" <michel.daenzer@mailbox.org>
Cc: oe-kbuild-all@lists.linux.dev, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org,
	linux-rockchip@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org, kernel@collabora.com
Subject: Re: [PATCH v2 20/27] drm/connector: hdmi: Add QMS state validation and computation
Date: Sun, 8 Nov 2026 04:30:15 +0800	[thread overview]
Message-ID: <202611080413.OlzAJilt-lkp@intel.com> (raw)
In-Reply-To: <20261105-vrr-limiter-uapi-v2-20-55f4215be2c2@collabora.com>

Hi Nicolas,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 0e8b43b5a5ef2dd52c454158e7fd8a927d796eb4]

url:    https://github.com/intel-lab-lkp/linux/commits/Nicolas-Frattaroli/drm-Add-VRR-state/20261105-165152
base:   0e8b43b5a5ef2dd52c454158e7fd8a927d796eb4
patch link:    https://lore.kernel.org/r/20261105-vrr-limiter-uapi-v2-20-55f4215be2c2%40collabora.com
patch subject: [PATCH v2 20/27] drm/connector: hdmi: Add QMS state validation and computation
config: loongarch-randconfig-1001-20261108 (https://download.01.org/0day-ci/archive/20261108/202611080413.OlzAJilt-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 16.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261108/202611080413.OlzAJilt-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/202611080413.OlzAJilt-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> Warning: drivers/gpu/drm/display/drm_hdmi_state_helper.c:1031 function parameter 'conn_state' not described in 'hdmi_validate_qms'
>> Warning: drivers/gpu/drm/display/drm_hdmi_state_helper.c:1031 function parameter 'conn_state' not described in 'hdmi_validate_qms'

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

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