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

From: kernel test robot
Date: Wed Jun 14 2023 - 15:54:55 EST


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@xxxxxxxxx/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@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
# 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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306150333.vy0slw1N-lkp@xxxxxxxxx/

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

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