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Date:   Wed, 18 Oct 2023 17:43:24 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        robdclark@...il.com
Cc:     oe-kbuild-all@...ts.linux.dev, freedreno@...ts.freedesktop.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        sean@...rly.run, Abaci Robot <abaci@...ux.alibaba.com>,
        quic_abhinavk@...cinc.com, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        dmitry.baryshkov@...aro.org, marijn.suijten@...ainline.org
Subject: Re: [PATCH] drm/msm/a6xx: Remove some unused functions

Hi Jiapeng,

kernel test robot noticed the following build warnings:

[auto build test WARNING on next-20231016]
[cannot apply to drm-misc/drm-misc-next v6.6-rc6 v6.6-rc5 v6.6-rc4 linus/master v6.6-rc6]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Jiapeng-Chong/drm-msm-a6xx-Remove-some-unused-functions/20231017-102229
base:   next-20231016
patch link:    https://lore.kernel.org/r/20231012024421.102832-1-jiapeng.chong%40linux.alibaba.com
patch subject: [PATCH] drm/msm/a6xx: Remove some unused functions
config: loongarch-randconfig-001-20231018 (https://download.01.org/0day-ci/archive/20231018/202310181742.3qvtq78e-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231018/202310181742.3qvtq78e-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310181742.3qvtq78e-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c:8:
>> drivers/gpu/drm/msm/adreno/a6xx_gpu_state.h:348:18: warning: 'a7xx_gbif_registers' defined but not used [-Wunused-const-variable=]
     348 | static const u32 a7xx_gbif_registers[] = {
         |                  ^~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/msm/adreno/a6xx_gpu_state.h:341:18: warning: 'a7xx_ahb_registers' defined but not used [-Wunused-const-variable=]
     341 | static const u32 a7xx_ahb_registers[] = {
         |                  ^~~~~~~~~~~~~~~~~~


vim +/a7xx_gbif_registers +348 drivers/gpu/drm/msm/adreno/a6xx_gpu_state.h

1707add815519d Jordan Crouse  2018-11-02  334  
a5ab31767c7782 Sharat Masetty 2019-12-03  335  static const struct a6xx_registers a6xx_vbif_reglist =
a5ab31767c7782 Sharat Masetty 2019-12-03  336  			REGS(a6xx_vbif_registers, 0, 0);
a5ab31767c7782 Sharat Masetty 2019-12-03  337  
a5ab31767c7782 Sharat Masetty 2019-12-03  338  static const struct a6xx_registers a6xx_gbif_reglist =
a5ab31767c7782 Sharat Masetty 2019-12-03  339  			REGS(a6xx_gbif_registers, 0, 0);
a5ab31767c7782 Sharat Masetty 2019-12-03  340  
e997ae5f45caf7 Konrad Dybcio  2023-09-25 @341  static const u32 a7xx_ahb_registers[] = {
e997ae5f45caf7 Konrad Dybcio  2023-09-25  342  	/* RBBM_STATUS */
e997ae5f45caf7 Konrad Dybcio  2023-09-25  343  	0x210, 0x210,
e997ae5f45caf7 Konrad Dybcio  2023-09-25  344  	/* RBBM_STATUS2-3 */
e997ae5f45caf7 Konrad Dybcio  2023-09-25  345  	0x212, 0x213,
e997ae5f45caf7 Konrad Dybcio  2023-09-25  346  };
e997ae5f45caf7 Konrad Dybcio  2023-09-25  347  
e997ae5f45caf7 Konrad Dybcio  2023-09-25 @348  static const u32 a7xx_gbif_registers[] = {
e997ae5f45caf7 Konrad Dybcio  2023-09-25  349  	0x3c00, 0x3c0b,
e997ae5f45caf7 Konrad Dybcio  2023-09-25  350  	0x3c40, 0x3c42,
e997ae5f45caf7 Konrad Dybcio  2023-09-25  351  	0x3c45, 0x3c47,
e997ae5f45caf7 Konrad Dybcio  2023-09-25  352  	0x3c49, 0x3c4a,
e997ae5f45caf7 Konrad Dybcio  2023-09-25  353  	0x3cc0, 0x3cd1,
e997ae5f45caf7 Konrad Dybcio  2023-09-25  354  };
e997ae5f45caf7 Konrad Dybcio  2023-09-25  355  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

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