linux-kernel - arch/mips/pci/fixup-lantiq.c:13:5: warning: no previous prototype for 'pcibios_plat_dev

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Message-ID: <202310070445.tzRBNYRC-lkp@intel.com>
Date:   Sat, 7 Oct 2023 04:31:10 +0800
From:   kernel test robot <lkp@...el.com>
To:     Krzysztof Wilczynski <kw@...ux.com>
Cc:     oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Bjorn Helgaas <helgaas@...nel.org>,
        Rob Herring <robh@...nel.org>
Subject: arch/mips/pci/fixup-lantiq.c:13:5: warning: no previous prototype
 for 'pcibios_plat_dev_init'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   af95dc6fdc25e616051d0234aad638e15c02ec8f
commit: bbd8810d399812f2016713565e4d8ff8f1508aa6 PCI: Remove unused includes and superfluous struct declaration
date:   3 years, 11 months ago
config: mips-xway_defconfig (https://download.01.org/0day-ci/archive/20231007/202310070445.tzRBNYRC-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231007/202310070445.tzRBNYRC-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310070445.tzRBNYRC-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> arch/mips/pci/fixup-lantiq.c:13:5: warning: no previous prototype for 'pcibios_plat_dev_init' [-Wmissing-prototypes]
      13 | int pcibios_plat_dev_init(struct pci_dev *dev)
         |     ^~~~~~~~~~~~~~~~~~~~~
>> arch/mips/pci/fixup-lantiq.c:24:5: warning: no previous prototype for 'pcibios_map_irq' [-Wmissing-prototypes]
      24 | int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
         |     ^~~~~~~~~~~~~~~


vim +/pcibios_plat_dev_init +13 arch/mips/pci/fixup-lantiq.c

57c8cb8f242988 John Crispin 2012-05-11  12  
57c8cb8f242988 John Crispin 2012-05-11 @13  int pcibios_plat_dev_init(struct pci_dev *dev)
57c8cb8f242988 John Crispin 2012-05-11  14  {
57c8cb8f242988 John Crispin 2012-05-11  15  	if (ltq_pci_plat_arch_init)
57c8cb8f242988 John Crispin 2012-05-11  16  		return ltq_pci_plat_arch_init(dev);
57c8cb8f242988 John Crispin 2012-05-11  17  
57c8cb8f242988 John Crispin 2012-05-11  18  	if (ltq_pci_plat_dev_init)
57c8cb8f242988 John Crispin 2012-05-11  19  		return ltq_pci_plat_dev_init(dev);
57c8cb8f242988 John Crispin 2012-05-11  20  
57c8cb8f242988 John Crispin 2012-05-11  21  	return 0;
57c8cb8f242988 John Crispin 2012-05-11  22  }
57c8cb8f242988 John Crispin 2012-05-11  23  
8eba3651f1dad4 Manuel Lauss 2017-09-12 @24  int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)

:::::: The code at line 13 was first introduced by commit
:::::: 57c8cb8f242988b8048a7058cd1edde025c6f232 MIPS: pci: convert lantiq driver to OF

:::::: TO: John Crispin <blogic@...nwrt.org>
:::::: CC: Ralf Baechle <ralf@...ux-mips.org>

-- 
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https://github.com/intel/lkp-tests/wiki