linux-kernel - drivers/clk/mmp/clk-pxa168.c:68:13: warning: no previous prototype for 'pxa168_clk

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Date:   Wed, 29 Jul 2020 17:22:28 +0800
From:   kernel test robot <lkp@...el.com>
To:     Bartosz Golaszewski <bgolaszewski@...libre.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Arnd Bergmann <arnd@...db.de>
Subject: drivers/clk/mmp/clk-pxa168.c:68:13: warning: no previous prototype
 for 'pxa168_clk_init'

Hi Bartosz,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   6ba1b005ffc388c2aeaddae20da29e4810dea298
commit: f962396ce29244d9a64f241481fa73fa370404c3 ARM: davinci: support multiplatform build for ARM v5
date:   11 months ago
config: arm-randconfig-r012-20200729 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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
        git checkout f962396ce29244d9a64f241481fa73fa370404c3
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm 

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/clk/mmp/clk-pxa168.c:68:13: warning: no previous prototype for 'pxa168_clk_init' [-Wmissing-prototypes]
      68 | void __init pxa168_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys,
         |             ^~~~~~~~~~~~~~~
--
>> drivers/clk/mmp/clk-pxa910.c:66:13: warning: no previous prototype for 'pxa910_clk_init' [-Wmissing-prototypes]
      66 | void __init pxa910_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys,
         |             ^~~~~~~~~~~~~~~

vim +/pxa168_clk_init +68 drivers/clk/mmp/clk-pxa168.c

e1b53b3d0fba5f Chao Xie      2012-08-20  67  
990f2f223cb479 Arnd Bergmann 2014-04-15 @68  void __init pxa168_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys,

:::::: The code at line 68 was first introduced by commit
:::::: 990f2f223cb479a15afda9eb8552582aa82e2404 clk: mmp: stop using platform headers

:::::: TO: Arnd Bergmann <arnd@...db.de>
:::::: CC: Arnd Bergmann <arnd@...db.de>

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

Download attachment ".config.gz" of type "application/gzip" (31067 bytes)