linux-kernel - Re: [PATCH 7/9] ASoC: qdsp6: audioreach: add support to enable SAL Module

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Date:   Fri, 16 Sep 2022 14:32:57 +0800
From:   kernel test robot <lkp@...el.com>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        broonie@...nel.org
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org, lgirdwood@...il.com,
        bgoswami@...cinc.com, perex@...ex.cz, tiwai@...e.com,
        linux-arm-msm@...r.kernel.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: Re: [PATCH 7/9] ASoC: qdsp6: audioreach: add support to enable SAL
 Module

Hi Srinivas,

I love your patch! Perhaps something to improve:

[auto build test WARNING on broonie-sound/for-next]
[also build test WARNING on tiwai-sound/for-next linus/master v6.0-rc5 next-20220915]
[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/Srinivas-Kandagatla/ASoC-qdsp6-audioreach-add-multi-port-SAL-and-MFC-support/20220915-204217
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
config: hexagon-randconfig-r021-20220915 (https://download.01.org/0day-ci/archive/20220916/202209161405.8VjleAAg-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 405b19bb679e3371abd9cd02dc1484213a4ebb88)
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/deea0cb75db349cdcece853a658b68f4424da861
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Srinivas-Kandagatla/ASoC-qdsp6-audioreach-add-multi-port-SAL-and-MFC-support/20220915-204217
        git checkout deea0cb75db349cdcece853a658b68f4424da861
        # 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=hexagon SHELL=/bin/bash sound/soc/qcom/qdsp6/

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 >>):

   sound/soc/qcom/qdsp6/audioreach.c:434:6: warning: variable 'graph_id' set but not used [-Wunused-but-set-variable]
           int graph_id;
               ^
>> sound/soc/qcom/qdsp6/audioreach.c:1050:7: warning: variable 'rc' is used uninitialized whenever switch case is taken [-Wsometimes-uninitialized]
           case MODULE_ID_SAL:
                ^~~~~~~~~~~~~
   sound/soc/qcom/qdsp6/audioreach.h:18:25: note: expanded from macro 'MODULE_ID_SAL'
   #define MODULE_ID_SAL                   0x07001010
                                           ^~~~~~~~~~
   sound/soc/qcom/qdsp6/audioreach.c:1059:9: note: uninitialized use occurs here
           return rc;
                  ^~
   sound/soc/qcom/qdsp6/audioreach.c:1025:8: note: initialize the variable 'rc' to silence this warning
           int rc;
                 ^
                  = 0
   2 warnings generated.


vim +/rc +1050 sound/soc/qcom/qdsp6/audioreach.c

  1021	
  1022	int audioreach_set_media_format(struct q6apm_graph *graph, struct audioreach_module *module,
  1023					struct audioreach_module_config *cfg)
  1024	{
  1025		int rc;
  1026	
  1027		switch (module->module_id) {
  1028		case MODULE_ID_DATA_LOGGING:
  1029			rc = audioreach_logging_set_media_format(graph, module);
  1030			break;
  1031		case MODULE_ID_PCM_DEC:
  1032		case MODULE_ID_PCM_ENC:
  1033		case MODULE_ID_PCM_CNV:
  1034			rc = audioreach_pcm_set_media_format(graph, module, cfg);
  1035			break;
  1036		case MODULE_ID_I2S_SOURCE:
  1037		case MODULE_ID_I2S_SINK:
  1038			rc = audioreach_i2s_set_media_format(graph, module, cfg);
  1039			break;
  1040		case MODULE_ID_WR_SHARED_MEM_EP:
  1041			rc = audioreach_shmem_set_media_format(graph, module, cfg);
  1042			break;
  1043		case MODULE_ID_GAIN:
  1044			rc = audioreach_gain_set(graph, module);
  1045			break;
  1046		case MODULE_ID_CODEC_DMA_SINK:
  1047		case MODULE_ID_CODEC_DMA_SOURCE:
  1048			rc = audioreach_codec_dma_set_media_format(graph, module, cfg);
  1049			break;
> 1050		case MODULE_ID_SAL:
  1051			audioreach_sal_set_media_format(graph, module, cfg);
  1052			audioreach_sal_limiter_enable(graph, module, true);
  1053			break;
  1054	
  1055		default:
  1056			rc = 0;
  1057		}
  1058	
  1059		return rc;
  1060	}
  1061	EXPORT_SYMBOL_GPL(audioreach_set_media_format);
  1062	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp