linux-kernel - Re: [PATCH 2/4] PCI: of: Add API to retrieve equalization presets from device tree

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Message-ID: <202411171502.1POu4enK-lkp@intel.com>
Date: Sun, 17 Nov 2024 13:58:51 +0800
From: kernel test robot <lkp@...el.com>
To: Krishna chaitanya chundru <quic_krichai@...cinc.com>,
	quic_mrana@...cinc.com, quic_vbadigan@...cinc.com,
	kernel@...cinc.com, Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konradybcio@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Bjorn Helgaas <helgaas@...nel.org>,
	Jingoo Han <jingoohan1@...il.com>,
	Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Krzysztof Wilczyński <kw@...ux.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org,
	Krishna chaitanya chundru <quic_krichai@...cinc.com>
Subject: Re: [PATCH 2/4] PCI: of: Add API to retrieve equalization presets
 from device tree

Hi Krishna,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 81983758430957d9a5cb3333fe324fd70cf63e7e]

url:    https://github.com/intel-lab-lkp/linux/commits/Krishna-chaitanya-chundru/arm64-dts-qcom-x1e80100-Add-PCIe-lane-equalization-preset-properties/20241117-000950
base:   81983758430957d9a5cb3333fe324fd70cf63e7e
patch link:    https://lore.kernel.org/r/20241116-presets-v1-2-878a837a4fee%40quicinc.com
patch subject: [PATCH 2/4] PCI: of: Add API to retrieve equalization presets from device tree
config: parisc-defconfig (https://download.01.org/0day-ci/archive/20241117/202411171502.1POu4enK-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241117/202411171502.1POu4enK-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/202411171502.1POu4enK-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/pci/access.c:8:
>> drivers/pci/pci.h:803:12: warning: 'of_pci_get_equalization_presets' defined but not used [-Wunused-function]
     803 | static int of_pci_get_equalization_presets(struct device *dev,
         |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
--
   In file included from drivers/pci/msi/pcidev_msi.c:5:
>> drivers/pci/msi/../pci.h:803:12: warning: 'of_pci_get_equalization_presets' defined but not used [-Wunused-function]
     803 | static int of_pci_get_equalization_presets(struct device *dev,
         |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
--
   In file included from drivers/pci/pcie/aspm.c:27:
>> drivers/pci/pcie/../pci.h:803:12: warning: 'of_pci_get_equalization_presets' defined but not used [-Wunused-function]
     803 | static int of_pci_get_equalization_presets(struct device *dev,
         |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/of_pci_get_equalization_presets +803 drivers/pci/pci.h

   802	
 > 803	static int of_pci_get_equalization_presets(struct device *dev,
   804						   struct pci_eq_presets *presets,
   805						   int num_lanes)
   806	{
   807		return 0;
   808	}
   809	#endif /* CONFIG_OF */
   810	

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