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Date: Sun, 11 Feb 2024 12:19:20 +0800
From: kernel test robot <lkp@intel.com>
To: Jacky Huang <ychuang570808@gmail.com>, linus.walleij@linaro.org,
	robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	conor+dt@kernel.org, p.zabel@pengutronix.de, j.neuschaefer@gmx.net
Cc: oe-kbuild-all@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
	linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, ychuang3@nuvoton.com,
	schung@nuvoton.com
Subject: Re: [PATCH v4 4/4] pinctrl: nuvoton: Add ma35d1 pinctrl and GPIO
 driver
Message-ID: <202402111204.to88Twuu-lkp@intel.com>
References: <20240206025223.35147-5-ychuang570808@gmail.com>
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In-Reply-To: <20240206025223.35147-5-ychuang570808@gmail.com>

Hi Jacky,

kernel test robot noticed the following build errors:

[auto build test ERROR on linusw-pinctrl/devel]
[also build test ERROR on linusw-pinctrl/for-next robh/for-next linus/master v6.8-rc3 next-20240209]
[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/Jacky-Huang/dt-bindings-reset-Add-syscon-to-nuvoton-ma35d1-system-management-node/20240206-105502
base:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git devel
patch link:    https://lore.kernel.org/r/20240206025223.35147-5-ychuang570808%40gmail.com
patch subject: [PATCH v4 4/4] pinctrl: nuvoton: Add ma35d1 pinctrl and GPIO driver
config: powerpc-randconfig-r122-20240208 (https://download.01.org/0day-ci/archive/20240211/202402111204.to88Twuu-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce: (https://download.01.org/0day-ci/archive/20240211/202402111204.to88Twuu-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402111204.to88Twuu-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/pinctrl/nuvoton/pinctrl-ma35d1.c:14:
   drivers/pinctrl/nuvoton/pinctrl-ma35.h:46:31: warning: declaration of 'struct platform_device' will not be visible outside of this function [-Wvisibility]
   int ma35_pinctrl_probe(struct platform_device *pdev, const struct ma35_pinctrl_soc_info *info);
                                 ^
   drivers/pinctrl/nuvoton/pinctrl-ma35d1.c:1770:40: warning: declaration of 'struct platform_device' will not be visible outside of this function [-Wvisibility]
   static int ma35d1_pinctrl_probe(struct platform_device *pdev)
                                          ^
   drivers/pinctrl/nuvoton/pinctrl-ma35d1.c:1772:28: error: incompatible pointer types passing 'struct platform_device *' to parameter of type 'struct platform_device *' [-Werror,-Wincompatible-pointer-types]
           return ma35_pinctrl_probe(pdev, &ma35d1_pinctrl_info);
                                     ^~~~
   drivers/pinctrl/nuvoton/pinctrl-ma35.h:46:48: note: passing argument to parameter 'pdev' here
   int ma35_pinctrl_probe(struct platform_device *pdev, const struct ma35_pinctrl_soc_info *info);
                                                  ^
   drivers/pinctrl/nuvoton/pinctrl-ma35d1.c:1780:31: error: variable has incomplete type 'struct platform_driver'
   static struct platform_driver ma35d1_pinctrl_driver = {
                                 ^
   drivers/pinctrl/nuvoton/pinctrl-ma35d1.c:1780:15: note: forward declaration of 'struct platform_driver'
   static struct platform_driver ma35d1_pinctrl_driver = {
                 ^
>> drivers/pinctrl/nuvoton/pinctrl-ma35d1.c:1791:9: error: implicit declaration of function 'platform_driver_register' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           return platform_driver_register(&ma35d1_pinctrl_driver);
                  ^
   2 warnings and 3 errors generated.

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for ADB_CUDA
   Depends on [n]: MACINTOSH_DRIVERS [=n] && (ADB [=n] || PPC_PMAC [=y]) && !PPC_PMAC64 [=n]
   Selected by [y]:
   - PPC_PMAC [=y] && PPC_BOOK3S [=y] && CPU_BIG_ENDIAN [=y] && POWER_RESET [=y] && PPC32 [=y]


vim +/platform_driver_register +1791 drivers/pinctrl/nuvoton/pinctrl-ma35d1.c

  1788	
  1789	static int __init ma35d1_pinctrl_init(void)
  1790	{
> 1791		return platform_driver_register(&ma35d1_pinctrl_driver);
  1792	}
  1793	arch_initcall(ma35d1_pinctrl_init);
  1794	

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