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X-CSE-ConnectionGUID: RtJnbSuFQNORFNY8DQc+Cg== X-CSE-MsgGUID: U6u/XPTTTry0w9j6m9JtiQ== X-IronPort-AV: E=McAfee;i="6800,10657,11501"; a="58322801" X-IronPort-AV: E=Sophos;i="6.16,337,1744095600"; d="scan'208";a="58322801" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jul 2025 09:41:49 -0700 X-CSE-ConnectionGUID: kbR/YZUgRpGnkRP9NRGpww== X-CSE-MsgGUID: 7yCD/4uhRS+IRX2C8Brupg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,337,1744095600"; d="scan'208";a="164860147" Received: from lkp-server01.sh.intel.com (HELO 9ee84586c615) ([10.239.97.150]) by orviesa004.jf.intel.com with ESMTP; 24 Jul 2025 09:41:45 -0700 Received: from kbuild by 9ee84586c615 with local (Exim 4.96) (envelope-from ) id 1uez0o-000Kdd-0x; Thu, 24 Jul 2025 16:41:42 +0000 Date: Fri, 25 Jul 2025 00:40:51 +0800 From: kernel test robot To: Henrik Grimler , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Maciej Purski Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, replicant@osuosl.org, linux-kernel@vger.kernel.org, Henrik Grimler Subject: Re: [PATCH 3/3] drm/bridge: sii9234: use extcon cable detection logic to detect MHL Message-ID: <202507250036.RXWSmKW2-lkp@intel.com> References: <20250721-exynos4-sii9234-driver-v1-3-2e47ed02f677@grimler.se> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250721-exynos4-sii9234-driver-v1-3-2e47ed02f677@grimler.se> Hi Henrik, kernel test robot noticed the following build errors: [auto build test ERROR on ca2a6abdaee43808034cdb218428d2ed85fd3db8] url: https://github.com/intel-lab-lkp/linux/commits/Henrik-Grimler/drm-bridge-sii9234-fix-some-typos-in-comments-and-messages/20250721-174814 base: ca2a6abdaee43808034cdb218428d2ed85fd3db8 patch link: https://lore.kernel.org/r/20250721-exynos4-sii9234-driver-v1-3-2e47ed02f677%40grimler.se patch subject: [PATCH 3/3] drm/bridge: sii9234: use extcon cable detection logic to detect MHL config: arm64-randconfig-002-20250724 (https://download.01.org/0day-ci/archive/20250725/202507250036.RXWSmKW2-lkp@intel.com/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 853c343b45b3e83cc5eeef5a52fc8cc9d8a09252) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250725/202507250036.RXWSmKW2-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202507250036.RXWSmKW2-lkp@intel.com/ All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: extcon_register_notifier >>> referenced by sii9234.c:928 (drivers/gpu/drm/bridge/sii9234.c:928) >>> drivers/gpu/drm/bridge/sii9234.o:(sii9234_probe) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: extcon_unregister_notifier >>> referenced by sii9234.c:1009 (drivers/gpu/drm/bridge/sii9234.c:1009) >>> drivers/gpu/drm/bridge/sii9234.o:(sii9234_remove) in archive vmlinux.a -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki