linux-kernel - Re: [v6 3/5] PCI: cadence: Use common PCI host bridge APIs for finding the capabilities

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Message-ID: <202503240212.GtZsXgoK-lkp@intel.com>
Date: Mon, 24 Mar 2025 02:33:34 +0800
From: kernel test robot <lkp@...el.com>
To: Hans Zhang <18255117159@....com>, lpieralisi@...nel.org
Cc: oe-kbuild-all@...ts.linux.dev, kw@...ux.com,
	manivannan.sadhasivam@...aro.org, robh@...nel.org,
	bhelgaas@...gle.com, jingoohan1@...il.com,
	thomas.richard@...tlin.com, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org, Hans Zhang <18255117159@....com>
Subject: Re: [v6 3/5] PCI: cadence: Use common PCI host bridge APIs for
 finding the capabilities

Hi Hans,

kernel test robot noticed the following build errors:

[auto build test ERROR on a1cffe8cc8aef85f1b07c4464f0998b9785b795a]

url:    https://github.com/intel-lab-lkp/linux/commits/Hans-Zhang/PCI-Introduce-generic-capability-search-functions/20250324-005300
base:   a1cffe8cc8aef85f1b07c4464f0998b9785b795a
patch link:    https://lore.kernel.org/r/20250323164852.430546-4-18255117159%40163.com
patch subject: [v6 3/5] PCI: cadence: Use common PCI host bridge APIs for finding the capabilities
config: csky-randconfig-001-20250324 (https://download.01.org/0day-ci/archive/20250324/202503240212.GtZsXgoK-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250324/202503240212.GtZsXgoK-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/202503240212.GtZsXgoK-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/pci/controller/cadence/pcie-cadence.c: In function 'cdns_pcie_find_capability':
>> drivers/pci/controller/cadence/pcie-cadence.c:28:16: error: implicit declaration of function 'pci_host_bridge_find_capability'; did you mean 'cdns_pcie_find_capability'? [-Wimplicit-function-declaration]
      28 |         return pci_host_bridge_find_capability(pcie, cdns_pcie_read_cfg, cap);
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                cdns_pcie_find_capability
   drivers/pci/controller/cadence/pcie-cadence.c: In function 'cdns_pcie_find_ext_capability':
>> drivers/pci/controller/cadence/pcie-cadence.c:33:16: error: implicit declaration of function 'pci_host_bridge_find_ext_capability'; did you mean 'cdns_pcie_find_ext_capability'? [-Wimplicit-function-declaration]
      33 |         return pci_host_bridge_find_ext_capability(pcie, cdns_pcie_read_cfg, cap);
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                cdns_pcie_find_ext_capability


vim +28 drivers/pci/controller/cadence/pcie-cadence.c

    25	
    26	u8 cdns_pcie_find_capability(struct cdns_pcie *pcie, u8 cap)
    27	{
  > 28		return pci_host_bridge_find_capability(pcie, cdns_pcie_read_cfg, cap);
    29	}
    30	
    31	u16 cdns_pcie_find_ext_capability(struct cdns_pcie *pcie, u8 cap)
    32	{
  > 33		return pci_host_bridge_find_ext_capability(pcie, cdns_pcie_read_cfg, cap);
    34	}
    35	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki