linux-kernel - Re: [PATCH v3 3/7] iio: light: vcnl4000: Add als

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Date:   Thu, 18 May 2023 05:25:41 +0800
From:   kernel test robot <lkp@...el.com>
To:     Astrid Rost <astrid.rost@...s.com>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>
Cc:     oe-kbuild-all@...ts.linux.dev, linux-iio@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...s.com,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Mathieu Othacehe <m.othacehe@...il.com>,
        Astrid Rost <astrid.rost@...s.com>
Subject: Re: [PATCH v3 3/7] iio: light: vcnl4000: Add als_it for vcnl4040/4200

Hi Astrid,

kernel test robot noticed the following build warnings:

[auto build test WARNING on jic23-iio/togreg]
[also build test WARNING on linus/master v6.4-rc2 next-20230517]
[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/Astrid-Rost/iio-light-vcnl4000-Add-proximity-irq-for-vcnl4200/20230517-232128
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link:    https://lore.kernel.org/r/20230517151406.368219-4-astrid.rost%40axis.com
patch subject: [PATCH v3 3/7] iio: light: vcnl4000: Add als_it for vcnl4040/4200
config: x86_64-randconfig-m001
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/6690abdffa2ff9c821df9fbb431ca47f44a90d56
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Astrid-Rost/iio-light-vcnl4000-Add-proximity-irq-for-vcnl4200/20230517-232128
        git checkout 6690abdffa2ff9c821df9fbb431ca47f44a90d56
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 olddefconfig
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/iio/light/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202305180418.LbyAaRCt-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/iio/light/vcnl4000.c:137:18: warning: 'vcnl4040_als_it_times' defined but not used [-Wunused-const-variable=]
     137 | static const int vcnl4040_als_it_times[][2] = {
         |                  ^~~~~~~~~~~~~~~~~~~~~


vim +/vcnl4040_als_it_times +137 drivers/iio/light/vcnl4000.c

   136	
 > 137	static const int vcnl4040_als_it_times[][2] = {
   138		{0, 80000},
   139		{0, 160000},
   140		{0, 320000},
   141		{0, 640000},
   142	};
   143	

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

View attachment "config" of type "text/plain" (127305 bytes)