PCI/PM: Report wakeup events before resuming devices
Make wakeup events be reported by the PCI subsystem before attempting to
resume devices or queuing up runtime resume requests for them, because
wakeup events should be reported as soon as they have been detected.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c
index 073f030..0057344 100644
--- a/drivers/pci/pcie/pme.c
+++ b/drivers/pci/pcie/pme.c
@@ -84,8 +84,8 @@
list_for_each_entry(dev, &bus->devices, bus_list) {
/* 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);
+ pm_request_resume(&dev->dev);
ret = true;
}
@@ -187,8 +187,8 @@
/* The device is there, but we have to check its PME status. */
found = pci_check_pme_status(dev);
if (found) {
- pm_request_resume(&dev->dev);
pci_wakeup_event(dev);
+ pm_request_resume(&dev->dev);
}
pci_dev_put(dev);
} else if (devfn) {