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Date:   Tue, 8 Mar 2022 20:54:44 +0800
From:   kernel test robot <lkp@intel.com>
To:     Akhil P Oommen <quic_akhilpo@quicinc.com>,
        freedreno <freedreno@lists.freedesktop.org>,
        dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
        Rob Clark <robdclark@gmail.com>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>
Cc:     llvm@lists.linux.dev, kbuild-all@lists.01.org,
        Jonathan Marek <jonathan@marek.ca>,
        David Airlie <airlied@linux.ie>, linux-kernel@vger.kernel.org,
        Abhinav Kumar <quic_abhinavk@quicinc.com>,
        Douglas Anderson <dianders@chromium.org>,
        Wang Qing <wangqing@vivo.com>,
        Jordan Crouse <jordan@cosmicpenguin.net>,
        Sean Paul <sean@poorly.run>, Dan Carpenter <error27@gmail.com>
Subject: Re: [PATCH v1 02/10] drm/msm/a6xx: Send NMI to gmu when it is hung
Message-ID: <202203082018.IcI00Nvs-lkp@intel.com>
References: <20220302225551.v1.2.Icda301aa85f1e4367601fa9b830b3365d377e669@changeid>
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In-Reply-To: <20220302225551.v1.2.Icda301aa85f1e4367601fa9b830b3365d377e669@changeid>
User-Agent: Mutt/1.10.1 (2018-07-13)
Precedence: bulk

Hi Akhil,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on drm/drm-next]
[also build test WARNING on drm-intel/for-linux-next drm-tip/drm-tip drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next v5.17-rc7 next-20220308]
[cannot apply to airlied/drm-next]
[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]

url:    https://github.com/0day-ci/linux/commits/Akhil-P-Oommen/Support-for-GMU-coredump-and-some-related-improvements/20220303-013028
base:   git://anongit.freedesktop.org/drm/drm drm-next
config: riscv-randconfig-r042-20220307 (https://download.01.org/0day-ci/archive/20220308/202203082018.IcI00Nvs-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d271fc04d5b97b12e6b797c6067d3c96a8d7470e)
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 riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/0day-ci/linux/commit/23953efc645803299a93f178e9a32f2ae97dae39
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Akhil-P-Oommen/Support-for-GMU-coredump-and-some-related-improvements/20220303-013028
        git checkout 23953efc645803299a93f178e9a32f2ae97dae39
        # 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=riscv SHELL=/bin/bash drivers/gpu/drm/msm/

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/adreno/a6xx_gpu_state.c:967:6: warning: no previous prototype for function 'a6xx_get_gmu_state' [-Wmissing-prototypes]
   void a6xx_get_gmu_state(struct msm_gpu *gpu, struct a6xx_gpu_state *a6xx_state)
        ^
   drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c:967:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void a6xx_get_gmu_state(struct msm_gpu *gpu, struct a6xx_gpu_state *a6xx_state)
   ^
   static 
   1 warning generated.


vim +/a6xx_get_gmu_state +967 drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c

   966	
 > 967	void a6xx_get_gmu_state(struct msm_gpu *gpu, struct a6xx_gpu_state *a6xx_state)
   968	{
   969		struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
   970		struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
   971		struct a6xx_gmu *gmu = &a6xx_gpu->gmu;
   972	
   973		if (gmu->hung)
   974			a6xx_gmu_send_nmi(gmu);
   975	
   976		a6xx_get_gmu_registers(gpu, a6xx_state);
   977	}
   978	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org