[linux-next:master 122/11953] arch/arm/mach-iop32x/irq.c:62:6: warning: no previous prototype for 'iop_handle_irq'

[kernel test robot <lkp@intel.com>]

Hi Arnd,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   71941773e143369a73c9c4a3b62fbb60736a1182
commit: 6f5d248d05db9c4991366154f1a657a630faa583 [122/11953] ARM: iop32x: use GENERIC_IRQ_MULTI_HANDLER
config: arm-randconfig-r006-20220106 (https://download.01.org/0day-ci/archive/20220312/202203120529.J5NCI7FE-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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=6f5d248d05db9c4991366154f1a657a630faa583
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 6f5d248d05db9c4991366154f1a657a630faa583
        # 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@intel.com>

All warnings (new ones prefixed by >>):

>> arch/arm/mach-iop32x/irq.c:62:6: warning: no previous prototype for 'iop_handle_irq' [-Wmissing-prototypes]
      62 | void iop_handle_irq(struct pt_regs *regs)
         |      ^~~~~~~~~~~~~~
--
>> arch/arm/mach-iop32x/cp6.c:10:6: warning: no previous prototype for 'iop_enable_cp6' [-Wmissing-prototypes]
      10 | void iop_enable_cp6(void)
         |      ^~~~~~~~~~~~~~
   arch/arm/mach-iop32x/cp6.c:43:13: warning: no previous prototype for 'iop_init_cp6_handler' [-Wmissing-prototypes]
      43 | void __init iop_init_cp6_handler(void)
         |             ^~~~~~~~~~~~~~~~~~~~


vim +/iop_handle_irq +62 arch/arm/mach-iop32x/irq.c

    61	
  > 62	void iop_handle_irq(struct pt_regs *regs)
    63	{
    64		u32 mask;
    65	
    66		iop_enable_cp6();
    67	
    68		do {
    69			mask = iintsrc_read();
    70			if (mask)
    71				generic_handle_irq(fls(mask));
    72		} while (mask);
    73	}
    74	

---
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