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d="scan'208";a="237384708" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Dec 2021 14:26:20 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,215,1635231600"; d="scan'208";a="615712819" Received: from lkp-server02.sh.intel.com (HELO 9f38c0981d9f) ([10.239.97.151]) by orsmga004.jf.intel.com with ESMTP; 17 Dec 2021 14:26:18 -0800 Received: from kbuild by 9f38c0981d9f with local (Exim 4.92) (envelope-from ) id 1myLg9-0005Gq-VL; Fri, 17 Dec 2021 22:26:17 +0000 Date: Sat, 18 Dec 2021 06:25:18 +0800 From: kernel test robot To: Radhey Shyam Pandey Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-arm-kernel@lists.infradead.org, Michal Simek , Davor Joja Subject: [xilinx-xlnx:xlnx_rebase_v5.4 217/1768] drivers/media/i2c/adv7511-v4l2.c:427:2: error: void function 'adv7511_set_rgb_quantization_mode' should not return a value Message-ID: <202112180608.FPnIZOag-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.4 head: abafefebd1f1e040eef74e4ab571ea08bf745641 commit: 9836a252284b997aacd6b86766514a0bb84b4f43 [217/1768] drivers: media: Customized adv7511 for Xylon LogiCVC (deprecated) config: x86_64-randconfig-r013-20211214 (https://download.01.org/0day-ci/archive/20211218/202112180608.FPnIZOag-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project b6a2ddb6c8ac29412b1361810972e15221fa021c) 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 # https://github.com/Xilinx/linux-xlnx/commit/9836a252284b997aacd6b86766514a0bb84b4f43 git remote add xilinx-xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xilinx-xlnx xlnx_rebase_v5.4 git checkout 9836a252284b997aacd6b86766514a0bb84b4f43 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/media/i2c/ drivers/mtd/spi-nor/ drivers/spi/ drivers/usb/host/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All error/warnings (new ones prefixed by >>): >> drivers/media/i2c/adv7511-v4l2.c:427:2: error: void function 'adv7511_set_rgb_quantization_mode' should not return a value [-Wreturn-type] return 0; ^ ~ >> drivers/media/i2c/adv7511-v4l2.c:2251:21: warning: no previous prototype for function 'adv7511_subdev' [-Wmissing-prototypes] struct v4l2_subdev *adv7511_subdev(struct v4l2_subdev *sd) ^ drivers/media/i2c/adv7511-v4l2.c:2251:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct v4l2_subdev *adv7511_subdev(struct v4l2_subdev *sd) ^ static 1 warning and 1 error generated. vim +/adv7511_set_rgb_quantization_mode +427 drivers/media/i2c/adv7511-v4l2.c 421 422 static void adv7511_set_rgb_quantization_mode(struct v4l2_subdev *sd, struct v4l2_ctrl *ctrl) 423 { 424 struct adv7511_state *state = get_adv7511_state(sd); 425 426 #ifdef XYLON_LOGICVC_INTG > 427 return 0; 428 #endif 429 430 /* Only makes sense for RGB formats */ 431 if (state->fmt_code != MEDIA_BUS_FMT_RGB888_1X24) { 432 /* so just keep quantization */ 433 adv7511_csc_rgb_full2limit(sd, false); 434 return; 435 } 436 437 switch (ctrl->val) { 438 case V4L2_DV_RGB_RANGE_AUTO: 439 /* automatic */ 440 if (state->dv_timings.bt.flags & V4L2_DV_FL_IS_CE_VIDEO) { 441 /* CE format, RGB limited range (16-235) */ 442 adv7511_csc_rgb_full2limit(sd, true); 443 } else { 444 /* not CE format, RGB full range (0-255) */ 445 adv7511_csc_rgb_full2limit(sd, false); 446 } 447 break; 448 case V4L2_DV_RGB_RANGE_LIMITED: 449 /* RGB limited range (16-235) */ 450 adv7511_csc_rgb_full2limit(sd, true); 451 break; 452 case V4L2_DV_RGB_RANGE_FULL: 453 /* RGB full range (0-255) */ 454 adv7511_csc_rgb_full2limit(sd, false); 455 break; 456 } 457 } 458 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org