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Wed, 13 Jul 2022 03:13:43 +0000 Date: Wed, 13 Jul 2022 11:13:14 +0800 From: kernel test robot To: Fangzhi Zuo Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Alex Deucher Subject: [agd5f:drm-next 423/465] drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1427:6: warning: no previous prototype for 'retrieve_dmi_info' Message-ID: <202207131128.zyQigy2v-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 tree: https://gitlab.freedesktop.org/agd5f/linux.git drm-next head: 0365a66ae4438923eb981c265a2152cc95e89c91 commit: 19a459dfedd49deef6cd3169597df1b414c65f10 [423/465] drm/amd/display: Ignore First MST Sideband Message Return Error config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20220713/202207131128.zyQigy2v-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce (this is a W=1 build): git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git git fetch --no-tags agd5f drm-next git checkout 19a459dfedd49deef6cd3169597df1b414c65f10 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:1427:6: warning: no previous prototype for 'retrieve_dmi_info' [-Wmissing-prototypes] 1427 | void retrieve_dmi_info(struct amdgpu_display_manager *dm) | ^~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32, from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/link_enc_cfg.h:33, from drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:32: drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:137:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=] 137 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA"; | ^~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:134:17: warning: 'DP_SINK_BRANCH_DEV_NAME_7580' defined but not used [-Wunused-const-variable=] 134 | static const u8 DP_SINK_BRANCH_DEV_NAME_7580[] = "7580\x80u"; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:132:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=] 132 | static const uint8_t DP_SINK_DEVICE_STR_ID_2[] = {7, 1, 8, 7, 5, 0}; | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:131:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=] 131 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0}; | ^~~~~~~~~~~~~~~~~~~~~~~ vim +/retrieve_dmi_info +1427 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c 1426 > 1427 void retrieve_dmi_info(struct amdgpu_display_manager *dm) 1428 { 1429 const struct dmi_system_id *dmi_id; 1430 1431 dm->aux_hpd_discon_quirk = false; 1432 1433 dmi_id = dmi_first_match(hpd_disconnect_quirk_table); 1434 if (dmi_id) { 1435 dm->aux_hpd_discon_quirk = true; 1436 DRM_INFO("aux_hpd_discon_quirk attached\n"); 1437 } 1438 } 1439 -- 0-DAY CI Kernel Test Service https://01.org/lkp