linux-kernel - Re: [PATCH 2/5] staging: vt6656: Remove unused rf

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Message-ID: <202203112347.5u5Hv6vj-lkp@intel.com>
Date:   Sat, 12 Mar 2022 00:06:14 +0800
From:   kernel test robot <lkp@...el.com>
To:     Philipp Hortmann <philipp.g.hortmann@...il.com>,
        Forest Bond <forest@...ttletooquiet.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org
Subject: Re: [PATCH 2/5] staging: vt6656: Remove unused rf_type in baseband.c

Hi Philipp,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on staging/staging-testing]

url:    https://github.com/0day-ci/linux/commits/Philipp-Hortmann/staging-vt6656-Remove-unused-5GHz-support/20220311-025658
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git b25c7dc13fb8842e8634bd846a7a96f2176f0244
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20220311/202203112347.5u5Hv6vj-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 276ca87382b8f16a65bddac700202924228982f6)
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 arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://github.com/0day-ci/linux/commit/747c899152efe7f0dbbcdd5399f1b1de3a7ba51d
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Philipp-Hortmann/staging-vt6656-Remove-unused-5GHz-support/20220311-025658
        git checkout 747c899152efe7f0dbbcdd5399f1b1de3a7ba51d
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/bluetooth/ drivers/staging/vt6656/

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

All warnings (new ones prefixed by >>):

>> drivers/staging/vt6656/baseband.c:170:35: warning: unused variable 'vt3342_vnt_threshold' [-Wunused-const-variable]
   static const struct vnt_threshold vt3342_vnt_threshold[] = {
                                     ^
   1 warning generated.


vim +/vt3342_vnt_threshold +170 drivers/staging/vt6656/baseband.c

69a809e1569312 Oscar Carter 2020-03-28  169  
69a809e1569312 Oscar Carter 2020-03-28 @170  static const struct vnt_threshold vt3342_vnt_threshold[] = {
69a809e1569312 Oscar Carter 2020-03-28  171  	{0, 0x00, 0x38},	/* Max sensitivity */
69a809e1569312 Oscar Carter 2020-03-28  172  	{66, 0x00, 0x43},
69a809e1569312 Oscar Carter 2020-03-28  173  	{65, 0x00, 0x52},
69a809e1569312 Oscar Carter 2020-03-28  174  	{64, 0x00, 0x68},
69a809e1569312 Oscar Carter 2020-03-28  175  	{63, 0x00, 0x80},
69a809e1569312 Oscar Carter 2020-03-28  176  	{62, 0x00, 0x9c},
69a809e1569312 Oscar Carter 2020-03-28  177  	{61, 0x00, 0xc0},
69a809e1569312 Oscar Carter 2020-03-28  178  	{60, 0x00, 0xea},
69a809e1569312 Oscar Carter 2020-03-28  179  	{59, 0x01, 0x30},
69a809e1569312 Oscar Carter 2020-03-28  180  	{58, 0x01, 0x70},
69a809e1569312 Oscar Carter 2020-03-28  181  	{57, 0x01, 0xb0},
69a809e1569312 Oscar Carter 2020-03-28  182  	{56, 0x02, 0x30},
69a809e1569312 Oscar Carter 2020-03-28  183  	{55, 0x02, 0xc0},
69a809e1569312 Oscar Carter 2020-03-28  184  	{53, 0x04, 0x00},
69a809e1569312 Oscar Carter 2020-03-28  185  	{51, 0x07, 0x00},
69a809e1569312 Oscar Carter 2020-03-28  186  	{49, 0x0a, 0x00},
69a809e1569312 Oscar Carter 2020-03-28  187  	{47, 0x11, 0x00},
69a809e1569312 Oscar Carter 2020-03-28  188  	{45, 0x18, 0x00},
69a809e1569312 Oscar Carter 2020-03-28  189  	{43, 0x26, 0x00},
69a809e1569312 Oscar Carter 2020-03-28  190  	{42, 0x36, 0x00},
69a809e1569312 Oscar Carter 2020-03-28  191  	{41, 0xff, 0x00}
69a809e1569312 Oscar Carter 2020-03-28  192  };
69a809e1569312 Oscar Carter 2020-03-28  193  

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