linux-kernel - Re: [PATCH v4] rtc: rx6110: add ACPI bindings to I2C

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Message-ID: <202103170225.yRvbPVxM-lkp@intel.com>
Date:   Wed, 17 Mar 2021 03:04:36 +0800
From:   kernel test robot <lkp@...el.com>
To:     Claudius Heine <ch@...x.de>,
        johannes hahn <johannes-hahn@...mens.com>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        "open list:REAL TIME CLOCK (RTC) SUBSYSTEM" 
        <linux-rtc@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        werner zeh <werner.zeh@...mens.com>,
        henning schild <henning.schild@...mens.com>,
        Andy Shevchenko <andriy.shevchenko@...el.com>,
        martin mantel <martin.mantel@...mens.com>,
        val krutov <val.krutov@....epson.com>
Subject: Re: [PATCH v4] rtc: rx6110: add ACPI bindings to I2C

Hi Claudius,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on abelloni/rtc-next]
[also build test WARNING on v5.12-rc3 next-20210316]
[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]

url:    https://github.com/0day-ci/linux/commits/Claudius-Heine/rtc-rx6110-add-ACPI-bindings-to-I2C/20210316-225026
base:   https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next
config: powerpc-randconfig-r006-20210316 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 50c7504a93fdb90c26870db8c8ea7add895c7725)
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 powerpc cross compiling tool for clang build
        # apt-get install binutils-powerpc-linux-gnu
        # https://github.com/0day-ci/linux/commit/ec344b93b1b5f4c2c77ce68b7bde7ec380e356a8
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Claudius-Heine/rtc-rx6110-add-ACPI-bindings-to-I2C/20210316-225026
        git checkout ec344b93b1b5f4c2c77ce68b7bde7ec380e356a8
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc 

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/rtc/rtc-rx6110.c:450:36: warning: unused variable 'rx6110_i2c_acpi_match' [-Wunused-const-variable]
   static const struct acpi_device_id rx6110_i2c_acpi_match[] = {
                                      ^
   1 warning generated.


vim +/rx6110_i2c_acpi_match +450 drivers/rtc/rtc-rx6110.c

   449	
 > 450	static const struct acpi_device_id rx6110_i2c_acpi_match[] = {
   451		{ "SECC6110" },
   452		{ }
   453	};
   454	MODULE_DEVICE_TABLE(acpi, rx6110_i2c_acpi_match);
   455	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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