From: kernel test robot <lkp@intel.com>
To: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Rob Clark <robdclark@chromium.org>
Subject: drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c:688:31: warning: variable 'cmd_enc' set but not used
Date: Mon, 1 Mar 2021 08:41:55 +0800 [thread overview]
Message-ID: <202103010852.NZ6S1zax-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 06d5d309a3f17e32cd59926f391db1e1ea652184
commit: fe286893ed34b12684659d3efb907d47fe18559b drm/msm/dpu: Remove unused call in wait_for_commit_done
date: 4 weeks ago
config: arm-randconfig-r034-20210301 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fe286893ed34b12684659d3efb907d47fe18559b
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout fe286893ed34b12684659d3efb907d47fe18559b
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c: In function 'dpu_encoder_phys_cmd_wait_for_commit_done':
>> drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c:688:31: warning: variable 'cmd_enc' set but not used [-Wunused-but-set-variable]
688 | struct dpu_encoder_phys_cmd *cmd_enc;
| ^~~~~~~
vim +/cmd_enc +688 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 684
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 685 static int dpu_encoder_phys_cmd_wait_for_commit_done(
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 686 struct dpu_encoder_phys *phys_enc)
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 687 {
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 @688 struct dpu_encoder_phys_cmd *cmd_enc;
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 689
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 690 cmd_enc = to_dpu_encoder_phys_cmd(phys_enc);
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 691
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 692 /* only required for master controller */
fe286893ed34b1 AngeloGioacchino Del Regno 2021-01-12 693 if (!dpu_encoder_phys_cmd_is_master(phys_enc))
fe286893ed34b1 AngeloGioacchino Del Regno 2021-01-12 694 return 0;
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 695
fe286893ed34b1 AngeloGioacchino Del Regno 2021-01-12 696 return _dpu_encoder_phys_cmd_wait_for_ctl_start(phys_enc);
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 697 }
25fdd5933e4c0f Jeykumar Sankaran 2018-06-27 698
:::::: The code at line 688 was first introduced by commit
:::::: 25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef drm/msm: Add SDM845 DPU support
:::::: TO: Jeykumar Sankaran <jsanka@codeaurora.org>
:::::: CC: Sean Paul <seanpaul@chromium.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-03-01 0:43 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-01 0:41 kernel test robot [this message]
2021-05-31 23:00 kernel test robot
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