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Date:   Fri, 6 Oct 2023 01:02:54 +0800
From:   kernel test robot <lkp@intel.com>
To:     Marek Szyprowski <m.szyprowski@samsung.com>,
        linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Cc:     oe-kbuild-all@lists.linux.dev,
        Marek Szyprowski <m.szyprowski@samsung.com>,
        Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        Krzysztof Kozlowski <krzk@kernel.org>
Subject: Re: [PATCH] Input: max77693-haptic - add device-tree compatible
 strings
Message-ID: <202310060002.ucD2eiLJ-lkp@intel.com>
References: <20231005114816.1101953-1-m.szyprowski@samsung.com>
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In-Reply-To: <20231005114816.1101953-1-m.szyprowski@samsung.com>
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Hi Marek,

kernel test robot noticed the following build warnings:

[auto build test WARNING on dtor-input/next]
[also build test WARNING on dtor-input/for-linus hid/for-next linus/master v6.6-rc4 next-20231005]
[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/Marek-Szyprowski/Input-max77693-haptic-add-device-tree-compatible-strings/20231005-231602
base:   https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next
patch link:    https://lore.kernel.org/r/20231005114816.1101953-1-m.szyprowski%40samsung.com
patch subject: [PATCH] Input: max77693-haptic - add device-tree compatible strings
config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20231006/202310060002.ucD2eiLJ-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231006/202310060002.ucD2eiLJ-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/202310060002.ucD2eiLJ-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/input/misc/max77693-haptic.c:415:34: warning: 'of_max77693_haptic_dt_match' defined but not used [-Wunused-const-variable=]
     415 | static const struct of_device_id of_max77693_haptic_dt_match[] = {
         |                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/of_max77693_haptic_dt_match +415 drivers/input/misc/max77693-haptic.c

   414	
 > 415	static const struct of_device_id of_max77693_haptic_dt_match[] = {
   416		{ .compatible = "maxim,max77693-haptic", },
   417		{ .compatible = "maxim,max77843-haptic", },
   418		{ /* sentinel */ },
   419	};
   420	MODULE_DEVICE_TABLE(of, of_max77693_haptic_dt_match);
   421	

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