linux-kernel - Re: [PATCH 3/4] soc: bcm: brcmstb: Added support for PSCI system suspend operations

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Date:   Sat, 22 Jan 2022 14:09:01 +0800
From:   kernel test robot <lkp@...el.com>
To:     Florian Fainelli <f.fainelli@...il.com>,
        linux-arm-kernel@...ts.infradead.org
Cc:     Mark Rutland <mark.rutland@....com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/4] soc: bcm: brcmstb: Added support for PSCI system
 suspend operations

Hi Florian,

I love your patch! Perhaps something to improve:

[auto build test WARNING on arm/for-next]
[also build test WARNING on soc/for-next arm64/for-next/core clk/clk-next linus/master v5.16 next-20220121]
[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/Florian-Fainelli/Broadcom-STB-PM-PSCI-extensions/20220122-115551
base:   git://git.armlinux.org.uk/~rmk/linux-arm.git for-next
config: arm64-randconfig-r011-20220120 (https://download.01.org/0day-ci/archive/20220122/202201221442.7bCTuqul-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 7b3d30728816403d1fd73cc5082e9fb761262bce)
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/30bf64821ad5d3cbbc91770b3927905d10d3bdf3
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Florian-Fainelli/Broadcom-STB-PM-PSCI-extensions/20220122-115551
        git checkout 30bf64821ad5d3cbbc91770b3927905d10d3bdf3
        # 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/soc/bcm/brcmstb/pm/

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/soc/bcm/brcmstb/pm/pm-psci.c:95:6: warning: no previous prototype for function 'brcmstb_psci_sys_poweroff' [-Wmissing-prototypes]
   void brcmstb_psci_sys_poweroff(void)
        ^
   drivers/soc/bcm/brcmstb/pm/pm-psci.c:95:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void brcmstb_psci_sys_poweroff(void)
   ^
   static 
   1 warning generated.


vim +/brcmstb_psci_sys_poweroff +95 drivers/soc/bcm/brcmstb/pm/pm-psci.c

    94	
  > 95	void brcmstb_psci_sys_poweroff(void)
    96	{
    97		invoke_psci_fn(PSCI_0_2_FN_SYSTEM_OFF, 0, 0, 0);
    98	}
    99	

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