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[79.139.237.54]) by smtp.googlemail.com with ESMTPSA id n1sm2046995ljg.131.2020.06.12.14.53.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 12 Jun 2020 14:53:38 -0700 (PDT) Subject: Re: [PATCH v6 6/6] drm/tegra: output: rgb: Wrap directly-connected panel into DRM bridge To: kernel test robot , Thierry Reding , Sam Ravnborg , Laurent Pinchart , Rob Herring , Frank Rowand Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com, dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20200609132855.20975-7-digetx@gmail.com> <202006130511.AE6Kvrjm%lkp@intel.com> From: Dmitry Osipenko Message-ID: <48645520-047f-da72-f8b1-3520911f242e@gmail.com> Date: Sat, 13 Jun 2020 00:53:37 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <202006130511.AE6Kvrjm%lkp@intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 13.06.2020 00:23, kernel test robot пишет: > Hi Dmitry, > > I love your patch! Perhaps something to improve: > > [auto build test WARNING on linus/master] > [also build test WARNING on next-20200612] > [cannot apply to tegra/for-next robh/for-next v5.7] > [if your patch is applied to the wrong git tree, please drop us a note to help > improve the system. BTW, we also suggest to use '--base' option to specify the > base tree in git format-patch, please see https://stackoverflow.com/a/37406982] > > url: https://github.com/0day-ci/linux/commits/Dmitry-Osipenko/Support-DRM-bridges-on-NVIDIA-Tegra/20200609-213026 > base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git abfbb29297c27e3f101f348dc9e467b0fe70f919 > config: arm64-randconfig-r026-20200612 (attached as .config) > compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 3b43f006294971b8049d4807110032169780e5b8) Interestingly, GCC doesn't report this warning. > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # install arm64 cross compiling tool for clang build > # apt-get install binutils-aarch64-linux-gnu > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot > > All warnings (new ones prefixed by >>, old ones prefixed by <<): > >>> drivers/gpu/drm/tegra/rgb.c:100:48: warning: unused variable 'tegra_rgb_connector_helper_funcs' [-Wunused-const-variable] > static const struct drm_connector_helper_funcs tegra_rgb_connector_helper_funcs = { > ^ > 1 warning generated. There are two unused structs in the code and one is referenced by the other, I'll remove the unused structs in v7.