PM: Make it possible to avoid races between wakeup and system sleep

[net-next-2.6.git] / drivers / pci / pcie / pme / pcie_pme.c

diff --git a/drivers/pci/pcie/pme/pcie_pme.c b/drivers/pci/pcie/pme/pcie_pme.c
index d672a0a638162328a22027005c0b2309d5c00370..bbdea18693d94048fc2444dcb388c0a18817fc6e 100644 (file)
--- a/drivers/pci/pcie/pme/pcie_pme.c
+++ b/drivers/pci/pcie/pme/pcie_pme.c
@@ -154,6 +154,7 @@ static bool pcie_pme_walk_bus(struct pci_bus *bus)
                /* Skip PCIe devices in case we started from a root port. */
                if (!pci_is_pcie(dev) && pci_check_pme_status(dev)) {
                        pm_request_resume(&dev->dev);
+                       pci_wakeup_event(dev);
                        ret = true;
                }
 
@@ -254,8 +255,10 @@ static void pcie_pme_handle_request(struct pci_dev *port, u16 req_id)
        if (found) {
                /* The device is there, but we have to check its PME status. */
                found = pci_check_pme_status(dev);
-               if (found)
+               if (found) {
                        pm_request_resume(&dev->dev);
+                       pci_wakeup_event(dev);
+               }
                pci_dev_put(dev);
        } else if (devfn) {
                /*