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Date:   Sat, 13 Aug 2022 18:03:23 +0800
From:   kernel test robot <lkp@intel.com>
To:     Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>,
        linux-remoteproc@vger.kernel.org, agross@kernel.org,
        bjorn.andersson@linaro.org, lgirdwood@gmail.com,
        broonie@kernel.org, robh+dt@kernel.org, quic_plai@quicinc.com,
        bgoswami@quicinc.com, perex@perex.cz, tiwai@suse.com,
        srinivas.kandagatla@linaro.org, quic_rohkumar@quicinc.com,
        linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
        swboyd@chromium.org, judyhsiao@chromium.org,
        devicetree@vger.kernel.org
Cc:     kbuild-all@lists.01.org,
        Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
Subject: Re: [PATCH v4 6/7] remoteproc: qcom: Add support for memory sandbox
Message-ID: <202208131734.HEn8peGd-lkp@intel.com>
References: <1660308466-410-7-git-send-email-quic_srivasam@quicinc.com>
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Hi Srinivasa,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on remoteproc/rproc-next]
[also build test WARNING on linus/master v5.19 next-20220812]
[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/Srinivasa-Rao-Mandadapu/Update-ADSP-pil-loader-for-SC7280-platform/20220812-205239
base:   git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux.git rproc-next
config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20220813/202208131734.HEn8peGd-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
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://github.com/intel-lab-lkp/linux/commit/1d330f9a7446932416d55d93ebba00e3d16bbef9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Srinivasa-Rao-Mandadapu/Update-ADSP-pil-loader-for-SC7280-platform/20220812-205239
        git checkout 1d330f9a7446932416d55d93ebba00e3d16bbef9
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/remoteproc/

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

All warnings (new ones prefixed by >>):

   drivers/remoteproc/qcom_q6v5_adsp.c: In function 'adsp_of_unmap_smmu':
>> drivers/remoteproc/qcom_q6v5_adsp.c:343:13: warning: variable 'access_level' set but not used [-Wunused-but-set-variable]
     343 |         int access_level;
         |             ^~~~~~~~~~~~
>> drivers/remoteproc/qcom_q6v5_adsp.c:340:23: warning: variable 'mem_phys' set but not used [-Wunused-but-set-variable]
     340 |         unsigned long mem_phys;
         |                       ^~~~~~~~


vim +/access_level +343 drivers/remoteproc/qcom_q6v5_adsp.c

   337	
   338	static void adsp_of_unmap_smmu(struct iommu_domain *iommu_dom, const __be32 *prop, int len)
   339	{
 > 340		unsigned long mem_phys;
   341		unsigned long iova;
   342		unsigned int mem_size;
 > 343		int access_level;
   344		int i;
   345	
   346		for (i = 0; i < len; i++) {
   347			iova = be32_to_cpu(prop[i++]);
   348			mem_phys = be32_to_cpu(prop[i++]);
   349			mem_size = be32_to_cpu(prop[i++]);
   350			access_level = be32_to_cpu(prop[i]);
   351			iommu_unmap(iommu_dom, iova, mem_size);
   352		}
   353	}
   354	

-- 
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https://01.org/lkp