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Wed, 07 Jun 2023 15:12:18 +0000 Date: Wed, 7 Jun 2023 23:11:56 +0800 From: kernel test robot To: Yogesh Lal Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Bjorn Andersson , Sibi Sankar Subject: drivers/remoteproc/qcom_q6v5_pas.c:108:6: warning: no previous prototype for function 'adsp_segment_dump' Message-ID: <202306072353.uUeUzI6M-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Yogesh, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: a4d7d701121981e3c3fe69ade376fe9f26324161 commit: a376c10d45a8e6ee5ea55791193f90625b35e156 remoteproc: qcom: pas: Adjust the phys addr wrt the mem region date: 4 months ago config: arm64-buildonly-randconfig-r005-20230607 (https://download.01.org/0day-ci/archive/20230607/202306072353.uUeUzI6M-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce (this is a W=1 build): mkdir -p ~/bin 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 # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a376c10d45a8e6ee5ea55791193f90625b35e156 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout a376c10d45a8e6ee5ea55791193f90625b35e156 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=arm64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/remoteproc/ 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/202306072353.uUeUzI6M-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/remoteproc/qcom_q6v5_pas.c:108:6: warning: no previous prototype for function 'adsp_segment_dump' [-Wmissing-prototypes] 108 | void adsp_segment_dump(struct rproc *rproc, struct rproc_dump_segment *segment, | ^ drivers/remoteproc/qcom_q6v5_pas.c:108:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 108 | void adsp_segment_dump(struct rproc *rproc, struct rproc_dump_segment *segment, | ^ | static 1 warning generated. vim +/adsp_segment_dump +108 drivers/remoteproc/qcom_q6v5_pas.c 107 > 108 void adsp_segment_dump(struct rproc *rproc, struct rproc_dump_segment *segment, 109 void *dest, size_t offset, size_t size) 110 { 111 struct qcom_adsp *adsp = rproc->priv; 112 int total_offset; 113 114 total_offset = segment->da + segment->offset + offset - adsp->mem_phys; 115 if (total_offset < 0 || total_offset + size > adsp->mem_size) { 116 dev_err(adsp->dev, 117 "invalid copy request for segment %pad with offset %zu and size %zu)\n", 118 &segment->da, offset, size); 119 memset(dest, 0xff, size); 120 return; 121 } 122 123 memcpy_fromio(dest, adsp->mem_region + total_offset, size); 124 } 125 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki