linux-kernel - Re: [PATCH v3] PCI: dwc: Refactor code by using dw_pcie_clear_and_set

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Message-ID: <202506280542.6ttkdrur-lkp@intel.com>
Date: Sat, 28 Jun 2025 06:20:12 +0800
From: kernel test robot <lkp@...el.com>
To: Hans Zhang <18255117159@....com>, lpieralisi@...nel.org,
	bhelgaas@...gle.com, mani@...nel.org, kwilczynski@...nel.org
Cc: oe-kbuild-all@...ts.linux.dev, robh@...nel.org, jingoohan1@...il.com,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	Hans Zhang <18255117159@....com>
Subject: Re: [PATCH v3] PCI: dwc: Refactor code by using
 dw_pcie_clear_and_set_dword()

Hi Hans,

kernel test robot noticed the following build errors:

[auto build test ERROR on pci/next]
[also build test ERROR on pci/for-linus linus/master v6.16-rc3 next-20250627]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Hans-Zhang/PCI-dwc-Refactor-code-by-using-dw_pcie_clear_and_set_dword/20250627-031223
base:   https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next
patch link:    https://lore.kernel.org/r/20250626145040.14180-3-18255117159%40163.com
patch subject: [PATCH v3] PCI: dwc: Refactor code by using dw_pcie_clear_and_set_dword()
config: arc-randconfig-001-20250628 (https://download.01.org/0day-ci/archive/20250628/202506280542.6ttkdrur-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250628/202506280542.6ttkdrur-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/202506280542.6ttkdrur-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/pci/controller/dwc/pcie-amd-mdb.c:21:
   drivers/pci/controller/dwc/pcie-designware.h: In function 'dw_pcie_dbi_ro_wr_en':
>> drivers/pci/controller/dwc/pcie-designware.h:712:2: error: implicit declaration of function 'dw_pcie_clear_and_set_dword'; did you mean 'pcie_capability_set_dword'? [-Werror=implicit-function-declaration]
     dw_pcie_clear_and_set_dword(pci, PCIE_MISC_CONTROL_1_OFF,
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~
     pcie_capability_set_dword
   cc1: some warnings being treated as errors


vim +712 drivers/pci/controller/dwc/pcie-designware.h

   709	
   710	static inline void dw_pcie_dbi_ro_wr_en(struct dw_pcie *pci)
   711	{
 > 712		dw_pcie_clear_and_set_dword(pci, PCIE_MISC_CONTROL_1_OFF,
   713					    0, PCIE_DBI_RO_WR_EN);
   714	}
   715	

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