linux-kernel - Re: [PATCH 3/4] ARM: at91: pm: add support for sama5d2 secure suspend

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Message-ID: <202202231329.2hzbFwiR-lkp@intel.com>
Date:   Wed, 23 Feb 2022 13:50:52 +0800
From:   kernel test robot <lkp@...el.com>
To:     Clément Léger <clement.leger@...tlin.com>,
        Russell King <linux@...linux.org.uk>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>
Cc:     kbuild-all@...ts.01.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Clément Léger <clement.leger@...tlin.com>
Subject: Re: [PATCH 3/4] ARM: at91: pm: add support for sama5d2 secure suspend

Hi "Clément,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on soc/for-next]
[also build test WARNING on arm/for-next abelloni/rtc-next linus/master v5.17-rc5 next-20220217]
[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/Cl-ment-L-ger/ARM-at91-add-support-for-secure-suspend-on-sama5d2/20220222-231305
base:   https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next
config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20220223/202202231329.2hzbFwiR-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
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/0day-ci/linux/commit/e7f524a6f3693c0e84b0258766c98a24046c9ba1
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Cl-ment-L-ger/ARM-at91-add-support-for-secure-suspend-on-sama5d2/20220222-231305
        git checkout e7f524a6f3693c0e84b0258766c98a24046c9ba1
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash

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 >>):

>> arch/arm/mach-at91/pm_secure.c:50:5: warning: no previous prototype for 'at91_suspend_entering_slow_clock' [-Wmissing-prototypes]
      50 | int at91_suspend_entering_slow_clock(void)
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for ATMEL_PM
   Depends on ARCH_AT91 && !ATMEL_SECURE_PM
   Selected by
   - SOC_SAMA7 && ARCH_AT91 && PM


vim +/at91_suspend_entering_slow_clock +50 arch/arm/mach-at91/pm_secure.c

    49	
  > 50	int at91_suspend_entering_slow_clock(void)
    51	{
    52		return (suspend_mode >= AT91_PM_ULP0);
    53	}
    54	EXPORT_SYMBOL(at91_suspend_entering_slow_clock);
    55	

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