Re: [PATCH v2 3/3] PCI/PM: Always disable PTM for all devices during suspend

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Hi Bjorn,

I love your patch! Yet something to improve:

[auto build test ERROR on helgaas-pci/next]
[also build test ERROR on linus/master v6.0-rc3 next-20220901]
[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/Bjorn-Helgaas/PCI-PM-Always-disable-PTM-for-all-devices-during-suspend/20220903-073808
base:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: riscv-randconfig-r042-20220901 (https://download.01.org/0day-ci/archive/20220903/202209031120.PkNnRSt8-lkp@xxxxxxxxx/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project c55b41d5199d2394dd6cdb8f52180d8b81d809d4)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/intel-lab-lkp/linux/commit/809e1c954b459ee37193c4ab9fa843243fbd7fa9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Bjorn-Helgaas/PCI-PM-Always-disable-PTM-for-all-devices-during-suspend/20220903-073808
        git checkout 809e1c954b459ee37193c4ab9fa843243fbd7fa9
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/pci/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> drivers/pci/pci-driver.c:1350:15: error: no member named 'ptm_enabled' in 'struct pci_dev'
           if (pci_dev->ptm_enabled)
               ~~~~~~~  ^
   1 error generated.


vim +1350 drivers/pci/pci-driver.c

  1335	
  1336	static int pci_pm_runtime_resume(struct device *dev)
  1337	{
  1338		struct pci_dev *pci_dev = to_pci_dev(dev);
  1339		const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
  1340		pci_power_t prev_state = pci_dev->current_state;
  1341		int error = 0;
  1342	
  1343		/*
  1344		 * Restoring config space is necessary even if the device is not bound
  1345		 * to a driver because although we left it in D0, it may have gone to
  1346		 * D3cold when the bridge above it runtime suspended.
  1347		 */
  1348		pci_pm_default_resume_early(pci_dev);
  1349	
> 1350		if (pci_dev->ptm_enabled)
  1351			pci_enable_ptm(pci_dev, NULL);
  1352	
  1353		if (!pci_dev->driver)
  1354			return 0;
  1355	
  1356		pci_fixup_device(pci_fixup_resume_early, pci_dev);
  1357		pci_pm_default_resume(pci_dev);
  1358	
  1359		if (prev_state == PCI_D3cold)
  1360			pci_pm_bridge_power_up_actions(pci_dev);
  1361	
  1362		if (pm && pm->runtime_resume)
  1363			error = pm->runtime_resume(dev);
  1364	
  1365		return error;
  1366	}
  1367	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp



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