linux-kernel - Re: [PATCH v3 02/10] pinctrl: core: add devm_pinctrl_register

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Message-ID: <202504172328.mrC81ooJ-lkp@intel.com>
Date: Fri, 18 Apr 2025 00:07:57 +0800
From: kernel test robot <lkp@...el.com>
To: Thomas Richard <thomas.richard@...tlin.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Geert Uytterhoeven <geert+renesas@...der.be>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
	thomas.petazzoni@...tlin.com, DanieleCleri@...on.eu,
	GaryWang@...on.com.tw, Thomas Richard <thomas.richard@...tlin.com>
Subject: Re: [PATCH v3 02/10] pinctrl: core: add
 devm_pinctrl_register_mappings()

Hi Thomas,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 8a834b0ac9ceb354a6e0b8cf5b363edca8221bdd]

url:    https://github.com/intel-lab-lkp/linux/commits/Thomas-Richard/gpiolib-add-support-to-register-sparse-pin-range/20250416-221852
base:   8a834b0ac9ceb354a6e0b8cf5b363edca8221bdd
patch link:    https://lore.kernel.org/r/20250416-aaeon-up-board-pinctrl-support-v3-2-f40776bd06ee%40bootlin.com
patch subject: [PATCH v3 02/10] pinctrl: core: add devm_pinctrl_register_mappings()
config: i386-buildonly-randconfig-001-20250417 (https://download.01.org/0day-ci/archive/20250417/202504172328.mrC81ooJ-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250417/202504172328.mrC81ooJ-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504172328.mrC81ooJ-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/pinctrl/renesas/pfc-r8a7791.c:12:
   In file included from drivers/pinctrl/renesas/sh_pfc.h:12:
   In file included from include/linux/pinctrl/pinconf-generic.h:16:
>> include/linux/pinctrl/machine.h:158:50: warning: declaration of 'struct device' will not be visible outside of this function [-Wvisibility]
     158 | extern int devm_pinctrl_register_mappings(struct device *dev,
         |                                                  ^
   1 warning generated.


vim +158 include/linux/pinctrl/machine.h

   155	
   156	extern int pinctrl_register_mappings(const struct pinctrl_map *map,
   157					     unsigned int num_maps);
 > 158	extern int devm_pinctrl_register_mappings(struct device *dev,
   159						  const struct pinctrl_map *map,
   160						  unsigned int num_maps);
   161	extern void pinctrl_unregister_mappings(const struct pinctrl_map *map);
   162	extern void pinctrl_provide_dummies(void);
   163	#else
   164	

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