linux-kernel - Re: [PATCH v2 2/3] PCI: dwc: Add sysfs support for PTM context

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Message-ID: <202503270545.z7lzaIQz-lkp@intel.com>
Date: Thu, 27 Mar 2025 05:42:32 +0800
From: kernel test robot <lkp@...el.com>
To: Manivannan Sadhasivam via B4 Relay <devnull+manivannan.sadhasivam.linaro.org@...nel.org>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Krzysztof Wilczyński <kw@...ux.com>,
	Rob Herring <robh@...nel.org>, Bjorn Helgaas <helgaas@...nel.org>,
	Jingoo Han <jingoohan1@...il.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Subject: Re: [PATCH v2 2/3] PCI: dwc: Add sysfs support for PTM context

Hi Manivannan,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 1f5a69f1b3132054d8d82b8d7546d0af6a2ed4f6]

url:    https://github.com/intel-lab-lkp/linux/commits/Manivannan-Sadhasivam-via-B4-Relay/PCI-Add-sysfs-support-for-exposing-PTM-context/20250324-181039
base:   1f5a69f1b3132054d8d82b8d7546d0af6a2ed4f6
patch link:    https://lore.kernel.org/r/20250324-pcie-ptm-v2-2-c7d8c3644b4a%40linaro.org
patch subject: [PATCH v2 2/3] PCI: dwc: Add sysfs support for PTM context
config: i386-randconfig-062-20250326 (https://download.01.org/0day-ci/archive/20250327/202503270545.z7lzaIQz-lkp@intel.com/config)
compiler: clang version 20.1.1 (https://github.com/llvm/llvm-project 424c2d9b7e4de40d0804dd374721e6411c27d1d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250327/202503270545.z7lzaIQz-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/202503270545.z7lzaIQz-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/pci/controller/dwc/pcie-designware-sysfs.c:222:21: sparse: sparse: symbol 'dw_pcie_ptm_ops' was not declared. Should it be static?

vim +/dw_pcie_ptm_ops +222 drivers/pci/controller/dwc/pcie-designware-sysfs.c

   221	
 > 222	struct pcie_ptm_ops dw_pcie_ptm_ops = {
   223		.check_capability = dw_pcie_ptm_check_capability,
   224		.context_update_store = dw_pcie_ptm_context_update_store,
   225		.context_update_show = dw_pcie_ptm_context_update_show,
   226		.context_valid_store = dw_pcie_ptm_context_valid_store,
   227		.context_valid_show = dw_pcie_ptm_context_valid_show,
   228		.local_clock_show = dw_pcie_ptm_local_clock_show,
   229		.master_clock_show = dw_pcie_ptm_master_clock_show,
   230		.t1_show = dw_pcie_ptm_t1_show,
   231		.t2_show = dw_pcie_ptm_t2_show,
   232		.t3_show = dw_pcie_ptm_t3_show,
   233		.t4_show = dw_pcie_ptm_t4_show,
   234		.context_update_visible = dw_pcie_ptm_context_update_visible,
   235		.context_valid_visible = dw_pcie_ptm_context_valid_visible,
   236		.local_clock_visible = dw_pcie_ptm_local_clock_visible,
   237		.master_clock_visible = dw_pcie_ptm_master_clock_visible,
   238		.t1_visible = dw_pcie_ptm_t1_visible,
   239		.t2_visible = dw_pcie_ptm_t2_visible,
   240		.t3_visible = dw_pcie_ptm_t3_visible,
   241		.t4_visible = dw_pcie_ptm_t4_visible,
   242	};
   243	

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