tree: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/pm head: 53b3488879cff3b3a238e3e9651c2e2879f422cf commit: 53b3488879cff3b3a238e3e9651c2e2879f422cf [1/1] PCI/PM: Power up all devices during runtime resume config: i386-randconfig-a014 (https://download.01.org/0day-ci/archive/20220408/202204080225.iXDZAkO2-lkp@xxxxxxxxx/config) compiler: gcc-11 (Debian 11.2.0-19) 11.2.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git/commit/?id=53b3488879cff3b3a238e3e9651c2e2879f422cf git remote add helgaas-pci https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git git fetch --no-tags helgaas-pci pci/pm git checkout 53b3488879cff3b3a238e3e9651c2e2879f422cf # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/pci/pci-driver.c: In function 'pci_pm_runtime_resume': >> drivers/pci/pci-driver.c:1315:9: error: implicit declaration of function 'pci_pm_default_resume_early'; did you mean 'pci_pm_default_resume'? [-Werror=implicit-function-declaration] 1315 | pci_pm_default_resume_early(pci_dev); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ | pci_pm_default_resume At top level: drivers/pci/pci-driver.c:533:12: warning: 'pci_restore_standard_config' defined but not used [-Wunused-function] 533 | static int pci_restore_standard_config(struct pci_dev *pci_dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +1315 drivers/pci/pci-driver.c 1302 1303 static int pci_pm_runtime_resume(struct device *dev) 1304 { 1305 struct pci_dev *pci_dev = to_pci_dev(dev); 1306 const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; 1307 pci_power_t prev_state = pci_dev->current_state; 1308 int error = 0; 1309 1310 /* 1311 * Restoring config space is necessary even if the device is not bound 1312 * to a driver because although we left it in D0, it may have gone to 1313 * D3cold when the bridge above it runtime suspended. 1314 */ > 1315 pci_pm_default_resume_early(pci_dev); 1316 1317 if (!pci_dev->driver) 1318 return 0; 1319 1320 pci_fixup_device(pci_fixup_resume_early, pci_dev); 1321 pci_pm_default_resume(pci_dev); 1322 1323 if (prev_state == PCI_D3cold) 1324 pci_bridge_wait_for_secondary_bus(pci_dev); 1325 1326 if (pm && pm->runtime_resume) 1327 error = pm->runtime_resume(dev); 1328 1329 pci_dev->runtime_d3cold = false; 1330 1331 return error; 1332 } 1333 -- 0-DAY CI Kernel Test Service https://01.org/lkp
