linux-kernel - [steev:lenovo-x13s-6.0.0-rc4 10/186] drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c:1535:37: warning: unused variable 'sc8280xp

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Date:   Sat, 10 Sep 2022 06:55:04 +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, Steev Klimaszewski <steev@...i.org>
Subject: [steev:lenovo-x13s-6.0.0-rc4 10/186]
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c:1535:37: warning: unused
 variable 'sc8280xp_regdma'

tree:   https://github.com/steev/linux lenovo-x13s-6.0.0-rc4
head:   58e6785abc672abbac72cdb9959b4f76fe3bc06f
commit: ece13f69fd98fdf1a8d8c763cc1046a160999600 [10/186] drm/msm/dpu: Introduce SC8280XP
config: arm64-randconfig-r006-20220908
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 1546df49f5a6d09df78f569e4137ddb365a3e827)
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 arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://github.com/steev/linux/commit/ece13f69fd98fdf1a8d8c763cc1046a160999600
        git remote add steev https://github.com/steev/linux
        git fetch --no-tags steev lenovo-x13s-6.0.0-rc4
        git checkout ece13f69fd98fdf1a8d8c763cc1046a160999600
        # 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=arm64 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

View attachment "config" of type "text/plain" (177499 bytes)