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From:   Baolin Wang <baolin.wang7@gmail.com>
Date:   Tue, 3 Mar 2020 14:48:58 +0800
Message-ID: <CADBw62og=tuq1E695ujUM_PsFHySOymmevB2o1XaYGXZe8y3Dg@mail.gmail.com>
Subject: Re: [PATCH 2/2] pinctrl: sprd: Allow the SPRD pinctrl driver building
 into a module
To:     Rong Chen <rong.a.chen@intel.com>
Cc:     kbuild test robot <lkp@intel.com>, 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>
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Sender: linux-kernel-owner@vger.kernel.org
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Hi Rong,

On Tue, Mar 3, 2020 at 2:43 PM Rong Chen <rong.a.chen@intel.com> wrote:
>
>
>
> 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?

I can reproduce the warning on X86 platform now, and I've already sent
out a patch to fix it. Thanks
https://lkml.org/lkml/2020/3/2/1551

-- 
Baolin Wang