linux-kernel - Re: [PATCH v4 5/9] pinctrl: nuvoton: Add driver for WPCM450

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Date:   Mon, 10 Jan 2022 21:54:13 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jonathan Neuschäfer <j.neuschaefer@....net>,
        linux-gpio@...r.kernel.org, devicetree@...r.kernel.org
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, openbmc@...ts.ozlabs.org,
        Tomer Maimon <tmaimon77@...il.com>,
        Joel Stanley <joel@....id.au>, linux-kernel@...r.kernel.org,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Avi Fishman <avifishman70@...il.com>
Subject: Re: [PATCH v4 5/9] pinctrl: nuvoton: Add driver for WPCM450

Hi "Jonathan,

I love your patch! Perhaps something to improve:

[auto build test WARNING on robh/for-next]
[also build test WARNING on linus/master v5.16 next-20220110]
[cannot apply to linusw-pinctrl/devel]
[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/Jonathan-Neusch-fer/Nuvoton-WPCM450-pinctrl-and-GPIO-driver/20220110-013733
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: arm64-randconfig-r014-20220109 (https://download.01.org/0day-ci/archive/20220110/202201102127.3Rm7ZYyP-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project f3a344d2125fa37e59bae1b0874442c650a19607)
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 arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://github.com/0day-ci/linux/commit/e62ece12931654ffea372713cc39fd64779c8b4a
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Jonathan-Neusch-fer/Nuvoton-WPCM450-pinctrl-and-GPIO-driver/20220110-013733
        git checkout e62ece12931654ffea372713cc39fd64779c8b4a
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/pinctrl/nuvoton/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c:1564:41: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
           dev_dbg(npcm->dev, "group size: %d\n", ARRAY_SIZE(npcm7xx_groups));
                                           ~~     ^~~~~~~~~~~~~~~~~~~~~~~~~~
                                           %lu
   include/linux/dev_printk.h:163:47: note: expanded from macro 'dev_dbg'
                   dev_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__); \
                                                       ~~~     ^~~~~~~~~~~
   include/linux/dev_printk.h:129:34: note: expanded from macro 'dev_printk'
                   _dev_printk(level, dev, fmt, ##__VA_ARGS__);            \
                                           ~~~    ^~~~~~~~~~~
   include/linux/kernel.h:46:25: note: expanded from macro 'ARRAY_SIZE'
   #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1 warning generated.


vim +1564 drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c

3b588e43ee5c7a Tomer Maimon 2018-08-08  1559  
3b588e43ee5c7a Tomer Maimon 2018-08-08  1560  static int npcm7xx_get_groups_count(struct pinctrl_dev *pctldev)
3b588e43ee5c7a Tomer Maimon 2018-08-08  1561  {
3b588e43ee5c7a Tomer Maimon 2018-08-08  1562  	struct npcm7xx_pinctrl *npcm = pinctrl_dev_get_drvdata(pctldev);
3b588e43ee5c7a Tomer Maimon 2018-08-08  1563  
3b588e43ee5c7a Tomer Maimon 2018-08-08 @1564  	dev_dbg(npcm->dev, "group size: %d\n", ARRAY_SIZE(npcm7xx_groups));
3b588e43ee5c7a Tomer Maimon 2018-08-08  1565  	return ARRAY_SIZE(npcm7xx_groups);
3b588e43ee5c7a Tomer Maimon 2018-08-08  1566  }
3b588e43ee5c7a Tomer Maimon 2018-08-08  1567  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org