linux-kernel - Re: [PATCH 03/12] mfd: cs48l32: Add support for CS48L31/32/33 codecs

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Date:   Sat, 12 Nov 2022 07:07:06 +0800
From:   kernel test robot <lkp@...el.com>
To:     Richard Fitzgerald <rf@...nsource.cirrus.com>, lee@...nel.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        linus.walleij@...aro.org, broonie@...nel.org, tglx@...utronix.de,
        maz@...nel.org
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        devicetree@...r.kernel.org, alsa-devel@...a-project.org,
        patches@...nsource.cirrus.com, linux-kernel@...r.kernel.org,
        linux-gpio@...r.kernel.org,
        Richard Fitzgerald <rf@...nsource.cirrus.com>
Subject: Re: [PATCH 03/12] mfd: cs48l32: Add support for CS48L31/32/33 codecs

Hi Richard,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on broonie-sound/for-next]
[also build test WARNING on lee-mfd/for-mfd-next linusw-pinctrl/devel linusw-pinctrl/for-next broonie-regulator/for-next linus/master v6.1-rc4 next-20221111]
[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/Richard-Fitzgerald/Add-support-for-the-Cirrus-Logic-CS48L32-audio-codecs/20221110-005630
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
patch link:    https://lore.kernel.org/r/20221109165331.29332-4-rf%40opensource.cirrus.com
patch subject: [PATCH 03/12] mfd: cs48l32: Add support for CS48L31/32/33 codecs
config: arm-randconfig-c002-20221111
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 463da45892e2d2a262277b91b96f5f8c05dc25d0)
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
        # install arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://github.com/intel-lab-lkp/linux/commit/e5417b42692fa57b7987ecb90833e01e67186d0e
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Richard-Fitzgerald/Add-support-for-the-Cirrus-Logic-CS48L32-audio-codecs/20221110-005630
        git checkout e5417b42692fa57b7987ecb90833e01e67186d0e
        # 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=arm SHELL=/bin/bash drivers/mfd/

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/mfd/cs48l32.c:184:21: warning: attribute declaration must precede definition [-Wignored-attributes]
   static const struct __maybe_unused of_device_id cs48l32_of_match[] = {
                       ^
   include/linux/compiler_attributes.h:326:56: note: expanded from macro '__maybe_unused'
   #define __maybe_unused                  __attribute__((__unused__))
                                                          ^
   include/linux/mod_devicetable.h:268:8: note: previous definition is here
   struct of_device_id {
          ^
   1 warning generated.


vim +184 drivers/mfd/cs48l32.c

   183	
 > 184	static const struct __maybe_unused of_device_id cs48l32_of_match[] = {
   185		{ .compatible = "cirrus,cs48l31", },
   186		{ .compatible = "cirrus,cs48l32", },
   187		{ .compatible = "cirrus,cs48l33", },
   188		{},
   189	};
   190	

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

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