linux-kernel - Re: [PATCH v6 3/8] power: supply: max8997

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Date:   Thu, 31 Dec 2020 07:19:07 +0000
From:   Timon Baetz <timon.baetz@...tonmail.com>
To:     kernel test robot <lkp@...el.com>
Cc:     Krzysztof Kozlowski <krzk@...nel.org>, kbuild-all@...ts.01.org,
        clang-built-linux@...glegroups.com,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Lee Jones <lee.jones@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 3/8] power: supply: max8997_charger: Set CHARGER current limit

On Thu, 31 Dec 2020 07:22:22 +0800, kernel test robot wrote:
> Hi Timon,
> 
> Thank you for the patch! Yet something to improve:
> 
> [auto build test ERROR on regulator/for-next]
> [also build test ERROR on pinctrl-samsung/for-next krzk/for-next v5.11-rc1 next-20201223]
> [cannot apply to 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/0day-ci/linux/commits/Timon-Baetz/extcon-max8997-Add-CHGINS-and-CHGRM-interrupt-handling/20201231-045812
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator.git for-next
> config: arm-randconfig-r004-20201230 (attached as .config)
> compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 3c0d36f977d9e012b245c796ddc8596ac3af659b)
> 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 arm cross compiling tool for clang build
>         # apt-get install binutils-arm-linux-gnueabi
>         # https://github.com/0day-ci/linux/commit/3a597219bbfc1f9a0b65b9662b7b95bbb7cf728f
>         git remote add linux-review https://github.com/0day-ci/linux
>         git fetch --no-tags linux-review Timon-Baetz/extcon-max8997-Add-CHGINS-and-CHGRM-interrupt-handling/20201231-045812
>         git checkout 3a597219bbfc1f9a0b65b9662b7b95bbb7cf728f
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
> 
> All errors (new ones prefixed by >>):
> 
> >> drivers/power/supply/max8997_charger.c:261:9: error: implicit declaration of function 'devm_extcon_register_notifier_all' [-Werror,-Wimplicit-function-declaration]  
>                    ret = devm_extcon_register_notifier_all(&pdev->dev, charger->edev,
>                          ^
>    drivers/power/supply/max8997_charger.c:261:9: note: did you mean 'devm_extcon_register_notifier'?
>    include/linux/extcon.h:263:19: note: 'devm_extcon_register_notifier' declared here
>    static inline int devm_extcon_register_notifier(struct device *dev,
>                      ^
>    1 error generated.

This is failing because CONFIG_EXTCON is not set and *_all() don't have
stub implementations in extcon.h. Should I add a fix for it in this
series?