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Date: Wed, 16 Mar 2022 23:00:26 +0800 From: kernel test robot <lkp@...el.com> To: Becle Lee <becle.lee@....com> Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org, Alex Deucher <alexander.deucher@....com>, Hersen Wu <hersenxs.wu@....com>, Aric Cyr <Aric.Cyr@....com> Subject: [agd5f:drm-next 48/65] drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hubp.c:1319:6: warning: no previous prototype for 'hubp1_wait_pipe_read_start' tree: https://gitlab.freedesktop.org/agd5f/linux.git drm-next head: 426c89aa203bcec9d9cf6eea36735eafa1b1f099 commit: dd15640bcee5a5fa74fc52557dd6220f48b01116 [48/65] drm/amd/display: Wait for hubp read line for Pollock config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20220316/202203162243.lsr37uYW-lkp@intel.com/config) compiler: gcc-9 (Ubuntu 9.4.0-1ubuntu1~20.04) 9.4.0 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 dd15640bcee5a5fa74fc52557dd6220f48b01116 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@...el.com> All warnings (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hubp.c:1319:6: warning: no previous prototype for 'hubp1_wait_pipe_read_start' [-Wmissing-prototypes] 1319 | void hubp1_wait_pipe_read_start(struct hubp *hubp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/hubp1_wait_pipe_read_start +1319 drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hubp.c 1313 1314 /** 1315 * hubp1_wait_pipe_read_start - wait for hubp ret path starting read. 1316 * 1317 * @hubp: hubp struct reference. 1318 */ > 1319 void hubp1_wait_pipe_read_start(struct hubp *hubp) 1320 { 1321 struct dcn10_hubp *hubp1 = TO_DCN10_HUBP(hubp); 1322 1323 REG_WAIT(HUBPRET_READ_LINE_STATUS, 1324 PIPE_READ_VBLANK, 0, 1325 1, 1000); 1326 } 1327 --- 0-DAY CI Kernel Test Service https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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