Re: [PATCH 4/7] ASoC: arizona: Allow codecs to be selected from kernel config

From: kernel test robot <lkp@intel.com>
To: Richard Fitzgerald <rf@opensource.cirrus.com>,
	broonie@kernel.org, robh+dt@kernel.org, nsaenzjulienne@suse.de
Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org,
	kbuild-all@lists.01.org, patches@opensource.cirrus.com,
	linux-kernel@vger.kernel.org,
	Richard Fitzgerald <rf@opensource.cirrus.com>,
	linux-rpi-kernel@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 4/7] ASoC: arizona: Allow codecs to be selected from kernel config
Date: Thu, 15 Oct 2020 08:19:45 +0800	[thread overview]
Message-ID: <202010150832.dCB9OrHo-lkp@intel.com> (raw)
In-Reply-To: <20201014145418.31838-5-rf@opensource.cirrus.com>

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Hi Richard,

I love your patch! Perhaps something to improve:

[auto build test WARNING on asoc/for-next]
[also build test WARNING on robh/for-next sound/for-next v5.9 next-20201013]
[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/Richard-Fitzgerald/Add-dts-for-Rpi4-Cirrus-Lochnagar-and-codecs/20201014-225648
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
config: xtensa-randconfig-s032-20201014 (attached as .config)
compiler: xtensa-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-rc1-dirty
        # https://github.com/0day-ci/linux/commit/7ddf8ce197a5426e13fe9422a3ed17f0b02a94df
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Richard-Fitzgerald/Add-dts-for-Rpi4-Cirrus-Lochnagar-and-codecs/20201014-225648
        git checkout 7ddf8ce197a5426e13fe9422a3ed17f0b02a94df
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=xtensa 

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

"sparse warnings: (new ones prefixed by >>)"
>> sound/soc/codecs/wm5102.c:687:35: sparse: sparse: cast to restricted __be16

vim +687 sound/soc/codecs/wm5102.c

cc9e92431ee9c7f Charles Keepax     2014-06-06  677  
cc9e92431ee9c7f Charles Keepax     2014-06-06  678  static int wm5102_out_comp_coeff_put(struct snd_kcontrol *kcontrol,
cc9e92431ee9c7f Charles Keepax     2014-06-06  679  				     struct snd_ctl_elem_value *ucontrol)
cc9e92431ee9c7f Charles Keepax     2014-06-06  680  {
0fe1daa6663ae94 Kuninori Morimoto  2018-02-13  681  	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
0fe1daa6663ae94 Kuninori Morimoto  2018-02-13  682  	struct arizona *arizona = dev_get_drvdata(component->dev->parent);
cc9e92431ee9c7f Charles Keepax     2014-06-06  683  
d74bcaaeb668261 Lars-Peter Clausen 2014-11-09  684  	mutex_lock(&arizona->dac_comp_lock);
cc9e92431ee9c7f Charles Keepax     2014-06-06  685  	memcpy(&arizona->dac_comp_coeff, ucontrol->value.bytes.data,
cc9e92431ee9c7f Charles Keepax     2014-06-06  686  	       sizeof(arizona->dac_comp_coeff));
cc9e92431ee9c7f Charles Keepax     2014-06-06 @687  	arizona->dac_comp_coeff = be16_to_cpu(arizona->dac_comp_coeff);
d74bcaaeb668261 Lars-Peter Clausen 2014-11-09  688  	mutex_unlock(&arizona->dac_comp_lock);
cc9e92431ee9c7f Charles Keepax     2014-06-06  689  
cc9e92431ee9c7f Charles Keepax     2014-06-06  690  	return 0;
cc9e92431ee9c7f Charles Keepax     2014-06-06  691  }
cc9e92431ee9c7f Charles Keepax     2014-06-06  692  

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

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