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Subject: Re: [PATCH 2/2] pinctrl: sprd: Allow the SPRD pinctrl driver building
 into a module
To:     Baolin Wang <baolin.wang7@gmail.com>,
        kbuild test robot <lkp@intel.com>
Cc:     kbuild-all@lists.01.org, Linus Walleij <linus.walleij@linaro.org>,
        Orson Zhai <orsonzhai@gmail.com>,
        Chunyan Zhang <zhang.lyra@gmail.com>,
        linux-gpio@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
References: <d7239f3c7379e402f665fc8927f635ac56691380.1582776447.git.baolin.wang7@gmail.com>
 <202002290858.UhNBgssD%lkp@intel.com>
 <CADBw62pAtWkoSqX=d=3qvi+JLwb28OnMd2VHSaC130ScYpNJ1g@mail.gmail.com>
From:   Rong Chen <rong.a.chen@intel.com>
Message-ID: <89d9811d-9c6d-6e53-4da7-60026c1b0ced@intel.com>
Date:   Tue, 3 Mar 2020 14:42:55 +0800
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On 3/2/20 10:33 AM, Baolin Wang wrote:
> Hi
>
> On Sat, Feb 29, 2020 at 8:41 AM kbuild test robot <lkp@intel.com> wrote:
>> Hi Baolin,
>>
>> I love your patch! Yet something to improve:
>>
>> [auto build test ERROR on pinctrl/devel]
>> [also build test ERROR on v5.6-rc3 next-20200228]
>> [if your patch is applied to the wrong git tree, please drop us a note to help
>> improve the system. BTW, we also suggest to use '--base' option to specify the
>> base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
>>
>> url:    https://github.com/0day-ci/linux/commits/Baolin-Wang/pinctrl-Export-some-needed-symbols-at-module-load-time/20200227-121948
>> base:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git devel
>> config: i386-randconfig-d003-20200229 (attached as .config)
>> compiler: gcc-7 (Debian 7.5.0-5) 7.5.0
>> reproduce:
>>          # save the attached .config to linux build tree
>>          make ARCH=i386
>>
>> If you fix the issue, kindly add following tag
>> Reported-by: kbuild test robot <lkp@intel.com>
>>
>> All errors (new ones prefixed by >>):
>>
>>     drivers/pinctrl/sprd/pinctrl-sprd.c: In function 'sprd_dt_node_to_map':
>>>> drivers/pinctrl/sprd/pinctrl-sprd.c:282:8: error: implicit declaration of function 'pinconf_generic_parse_dt_config'; did you mean 'pinconf_generic_dump_config'? [-Werror=implicit-function-declaration]
>>       ret = pinconf_generic_parse_dt_config(np, pctldev, &configs,
>>             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>>             pinconf_generic_dump_config
>>     cc1: some warnings being treated as errors
> I followed your attached configuration, but I can not reproduce your
> building error. Did I miss anything else? Thanks.
>
> CONFIG_PINCTRL=y
> CONFIG_PINMUX=y
> CONFIG_GENERIC_PINMUX_FUNCTIONS=y
> CONFIG_PINCONF=y
> CONFIG_GENERIC_PINCONF=y
> CONFIG_PINCTRL_SPRD=y
> CONFIG_PINCTRL_SPRD_SC9860=y
>

Hi Baolin,

We can reproduce this error with attached config and our branch 
"https://github.com/0day-ci/linux/commits/Baolin-Wang/pinctrl-Export-some-needed-symbols-at-module-load-time/20200227-121948",
could you try again?

Best Regards,
Rong Chen