linux-kernel - Re: [PATCH v4] iio: temperature: Add driver support for Maxim MAX30208

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Date:   Sat, 22 Oct 2022 05:42:25 +0800
From:   kernel test robot <lkp@...el.com>
To:     Rajat Khandelwal <rajat.khandelwal@...ux.intel.com>,
        jic23@...nel.org, lars@...afoo.de
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org,
        rajat.khandelwal@...el.com,
        Rajat Khandelwal <rajat.khandelwal@...ux.intel.com>
Subject: Re: [PATCH v4] iio: temperature: Add driver support for Maxim
 MAX30208

Hi Rajat,

I love your patch! Perhaps something to improve:

[auto build test WARNING on jic23-iio/togreg]
[also build test WARNING on linus/master v6.1-rc1 next-20221021]
[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/Rajat-Khandelwal/iio-temperature-Add-driver-support-for-Maxim-MAX30208/20221020-110702
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link:    https://lore.kernel.org/r/20221020172218.804068-1-rajat.khandelwal%40linux.intel.com
patch subject: [PATCH v4] iio: temperature: Add driver support for Maxim MAX30208
config: hexagon-allyesconfig
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/f896debd5c89461101c7976cee05a454b71c284f
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Rajat-Khandelwal/iio-temperature-Add-driver-support-for-Maxim-MAX30208/20221020-110702
        git checkout f896debd5c89461101c7976cee05a454b71c284f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/iio/temperature/ drivers/media/cec/usb/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/iio/temperature/max30208.c:286:36: warning: unused variable 'max30208_acpi_match' [-Wunused-const-variable]
   static const struct acpi_device_id max30208_acpi_match[] = {
                                      ^
   1 warning generated.


vim +/max30208_acpi_match +286 drivers/iio/temperature/max30208.c

   285	
 > 286	static const struct acpi_device_id max30208_acpi_match[] = {
   287		{ "MAX30208" },
   288		{ },
   289	};
   290	MODULE_DEVICE_TABLE(acpi, max30208_acpi_match);
   291	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

View attachment "config" of type "text/plain" (277699 bytes)