linux-kernel - Re: [PATCH 2/3] hwmon: (sht3x) add medium repeatability support

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Message-ID: <202306150333.vy0slw1N-lkp@intel.com>
Date:   Thu, 15 Jun 2023 03:51:05 +0800
From:   kernel test robot <lkp@...el.com>
To:     JuenKit Yip <JuenKit_Yip@...mail.com>, linux@...ck-us.net,
        jdelvare@...e.com
Cc:     oe-kbuild-all@...ts.linux.dev, linux-hwmon@...r.kernel.org,
        linux-kernel@...r.kernel.org, JuenKit Yip <JuenKit_Yip@...mail.com>
Subject: Re: [PATCH 2/3] hwmon: (sht3x) add medium repeatability support

Hi JuenKit,

kernel test robot noticed the following build warnings:

[auto build test WARNING on groeck-staging/hwmon-next]
[also build test WARNING on linus/master v6.4-rc6 next-20230614]
[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/JuenKit-Yip/hwmon-sht3x-add-medium-repeatability-support/20230614-143100
base:   https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
patch link:    https://lore.kernel.org/r/DB4PR10MB62615481D91BA8A598234A18925AA%40DB4PR10MB6261.EURPRD10.PROD.OUTLOOK.COM
patch subject: [PATCH 2/3] hwmon: (sht3x) add medium repeatability support
config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20230615/202306150333.vy0slw1N-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build):
        git remote add groeck-staging https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git
        git fetch groeck-staging hwmon-next
        git checkout groeck-staging/hwmon-next
        b4 shazam https://lore.kernel.org/r/DB4PR10MB62615481D91BA8A598234A18925AA@DB4PR10MB6261.EURPRD10.PROD.OUTLOOK.COM
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/hwmon/

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/202306150333.vy0slw1N-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/hwmon/sht3x.c:33:28: warning: 'sht3x_cmd_measure_blocking_lpm' defined but not used [-Wunused-const-variable=]
      33 | static const unsigned char sht3x_cmd_measure_blocking_lpm[]    = { 0x2c, 0x10 };
         |                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/hwmon/sht3x.c:29:28: warning: 'sht3x_cmd_measure_blocking_mpm' defined but not used [-Wunused-const-variable=]
      29 | static const unsigned char sht3x_cmd_measure_blocking_mpm[]    = { 0x2c, 0x0d };
         |                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/hwmon/sht3x.c:25:28: warning: 'sht3x_cmd_measure_blocking_hpm' defined but not used [-Wunused-const-variable=]
      25 | static const unsigned char sht3x_cmd_measure_blocking_hpm[]    = { 0x2c, 0x06 };
         |                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/sht3x_cmd_measure_blocking_mpm +29 drivers/hwmon/sht3x.c

    27	
    28	/* commands (medium repeatability mode) */
  > 29	static const unsigned char sht3x_cmd_measure_blocking_mpm[]    = { 0x2c, 0x0d };
    30	static const unsigned char sht3x_cmd_measure_nonblocking_mpm[] = { 0x24, 0x0b };
    31	

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