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Date:   Wed, 8 Jun 2022 09:39:48 +0800
From:   kernel test robot <lkp@intel.com>
To:     Satya Priya <quic_c_skakit@quicinc.com>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Rob Herring <robh+dt@kernel.org>
Cc:     kbuild-all@lists.01.org, Lee Jones <lee.jones@linaro.org>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>, linux-arm-msm@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        swboyd@chromium.org, quic_collinsd@quicinc.com,
        quic_subbaram@quicinc.com, quic_jprakash@quicinc.com,
        Satya Priya <quic_c_skakit@quicinc.com>
Subject: Re: [PATCH V14 7/9] regulator: Add a regulator driver for the PM8008
 PMIC
Message-ID: <202206080910.XAMKbeVH-lkp@intel.com>
References: <1654602615-28849-8-git-send-email-quic_c_skakit@quicinc.com>
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In-Reply-To: <1654602615-28849-8-git-send-email-quic_c_skakit@quicinc.com>
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Hi Satya,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on lee-mfd/for-mfd-next]
[also build test WARNING on robh/for-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/intel-lab-lkp/linux/commits/Satya-Priya/Add-Qualcomm-Technologies-Inc-PM8008-regulator-driver/20220607-195327
base:   https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20220608/202206080910.XAMKbeVH-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-1) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/11e915cb6368e90fdc4186104c56a3619aa63440
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Satya-Priya/Add-Qualcomm-Technologies-Inc-PM8008-regulator-driver/20220607-195327
        git checkout 11e915cb6368e90fdc4186104c56a3619aa63440
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/regulator/

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/regulator/qcom-pm8008-regulator.c: In function 'pm8008_regulator_get_voltage':
>> drivers/regulator/qcom-pm8008-regulator.c:74:13: warning: unused variable 'rc' [-Wunused-variable]
      74 |         int rc, uV;
         |             ^~


vim +/rc +74 drivers/regulator/qcom-pm8008-regulator.c

    69	
    70	static int pm8008_regulator_get_voltage(struct regulator_dev *rdev)
    71	{
    72		struct pm8008_regulator *pm8008_reg = rdev_get_drvdata(rdev);
    73		__le16 mV;
  > 74		int rc, uV;
    75	
    76		regmap_bulk_read(pm8008_reg->regmap,
    77				LDO_VSET_LB_REG(pm8008_reg->base), (void *)&mV, 2);
    78	
    79		uV = le16_to_cpu(mV) * 1000;
    80		return (uV - pm8008_reg->rdesc.min_uV) / pm8008_reg->rdesc.uV_step;
    81	}
    82	

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