linux-kernel - Re: [PATCH v3 1/6] pinctrl: s32g2: use of_device_get_match

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Date:   Fri, 24 Mar 2023 01:11:37 +0800
From:   kernel test robot <lkp@...el.com>
To:     Chester Lin <clin@...e.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     oe-kbuild-all@...ts.linux.dev, Chester Lin <clin@...e.com>,
        NXP S32 Linux Team <s32@....com>,
        linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Ghennadi Procopciuc <Ghennadi.Procopciuc@....nxp.com>,
        Andrei Stefanescu <andrei.stefanescu@....com>,
        Radu Pirea <radu-nicolae.pirea@....com>,
        Andreas Färber <afaerber@...e.de>,
        Matthias Brugger <mbrugger@...e.com>
Subject: Re: [PATCH v3 1/6] pinctrl: s32g2: use of_device_get_match_data() to
 get device data

Hi Chester,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linusw-pinctrl/devel]
[also build test WARNING on linusw-pinctrl/for-next next-20230323]
[cannot apply to linus/master v6.3-rc3]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Chester-Lin/pinctrl-s32g2-use-of_device_get_match_data-to-get-device-data/20230323-225141
base:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git devel
patch link:    https://lore.kernel.org/r/20230323144833.28562-2-clin%40suse.com
patch subject: [PATCH v3 1/6] pinctrl: s32g2: use of_device_get_match_data() to get device data
config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20230324/202303240158.uaLsPb4O-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 12.1.0
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
        # https://github.com/intel-lab-lkp/linux/commit/b716f96ba217e92e79b0d888f187ba0f30d705cf
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Chester-Lin/pinctrl-s32g2-use-of_device_get_match_data-to-get-device-data/20230323-225141
        git checkout b716f96ba217e92e79b0d888f187ba0f30d705cf
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/pinctrl/nxp/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303240158.uaLsPb4O-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/pinctrl/nxp/pinctrl-s32g2.c: In function 's32g_pinctrl_probe':
>> drivers/pinctrl/nxp/pinctrl-s32g2.c:747:40: warning: passing argument 2 of 's32_pinctrl_probe' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
     747 |         return s32_pinctrl_probe(pdev, info);
         |                                        ^~~~
   In file included from drivers/pinctrl/nxp/pinctrl-s32g2.c:18:
   drivers/pinctrl/nxp/pinctrl-s32.h:70:54: note: expected 'struct s32_pinctrl_soc_info *' but argument is of type 'const struct s32_pinctrl_soc_info *'
      70 |                         struct s32_pinctrl_soc_info *info);
         |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~


vim +747 drivers/pinctrl/nxp/pinctrl-s32g2.c

   740	
   741	static int s32g_pinctrl_probe(struct platform_device *pdev)
   742	{
   743		const struct s32_pinctrl_soc_info *info;
   744	
   745		info = of_device_get_match_data(&pdev->dev);
   746	
 > 747		return s32_pinctrl_probe(pdev, info);
   748	}
   749	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests