linux-kernel - [andersson:wip/sc8280xp-next-20220720-nonworking-gpu 9/143] drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c:1535:37: warning: unused variable 'sc8280xp

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Date:   Sun, 14 Aug 2022 02:35:27 +0800
From:   kernel test robot <lkp@...el.com>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org
Subject: [andersson:wip/sc8280xp-next-20220720-nonworking-gpu 9/143]
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c:1535:37: warning: unused
 variable 'sc8280xp_regdma'

tree:   https://github.com/andersson/kernel wip/sc8280xp-next-20220720-nonworking-gpu
head:   50749fc985b5eb2036a6139b10182a05e42ce4b0
commit: 4dc0d00149b8260bcbe5fd583b44ff1b1bbac3cd [9/143] drm/msm/dpu: Introduce sc8280xp
config: arm-defconfig (https://download.01.org/0day-ci/archive/20220814/202208140224.llj1D2O5-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 3329cec2f79185bafd678f310fafadba2a8c76d2)
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 arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://github.com/andersson/kernel/commit/4dc0d00149b8260bcbe5fd583b44ff1b1bbac3cd
        git remote add andersson https://github.com/andersson/kernel
        git fetch --no-tags andersson wip/sc8280xp-next-20220720-nonworking-gpu
        git checkout 4dc0d00149b8260bcbe5fd583b44ff1b1bbac3cd
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/msm/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c:1535:37: warning: unused variable 'sc8280xp_regdma' [-Wunused-const-variable]
   static const struct dpu_reg_dma_cfg sc8280xp_regdma = {
                                       ^
   1 warning generated.


vim +/sc8280xp_regdma +1535 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c

  1534	
> 1535	static const struct dpu_reg_dma_cfg sc8280xp_regdma = {
  1536		.base = 0x0,
  1537		.version = 0x00020000,
  1538		.trigger_sel_off = 0x119c,
  1539		.xin_id = 7,
  1540		.clk_ctrl = DPU_CLK_CTRL_REG_DMA,
  1541	};
  1542	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp