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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-07-23 01:00:45 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-07-23 01:00:45 +0200
commitc072530f391e33bd22ed0638c08f07528f154493 (patch)
tree559f1730fb64797831086b2e41feded7d72e7226 /drivers/acpi/pci_root.c
parent28cb5ef16e578bbca0a562b09f12c8c98ca92720 (diff)
downloadop-kernel-dev-c072530f391e33bd22ed0638c08f07528f154493.zip
op-kernel-dev-c072530f391e33bd22ed0638c08f07528f154493.tar.gz
ACPI / PM: Revork the handling of ACPI device wakeup notifications
Since ACPI wakeup GPEs are going to be enabled during system suspend as well as for runtime wakeup by a subsequent patch and the same notify handlers will be used in both cases, rework the ACPI device wakeup notification framework so that the part specific to physical devices is always run asynchronously from the PM workqueue. This prevents runtime resume callbacks for those devices from being run during system suspend and resume which may not be appropriate, among other things. Also make ACPI device wakeup notification handling a bit more robust agaist subsequent removal of ACPI device objects, whould that ever happen, and create a wakeup source object for each ACPI device configured for wakeup so that wakeup notifications for those devices can wake up the system from the "freeze" sleep state. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/pci_root.c')
-rw-r--r--drivers/acpi/pci_root.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index d388f13..e6ae603 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -593,7 +593,7 @@ static int acpi_pci_root_add(struct acpi_device *device,
if (no_aspm)
pcie_no_aspm();
- pci_acpi_add_bus_pm_notifier(device, root->bus);
+ pci_acpi_add_bus_pm_notifier(device);
if (device->wakeup.flags.run_wake)
device_set_run_wake(root->bus->bridge, true);
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