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path: root/drivers/acpi/pci_root.c
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Diffstat (limited to 'drivers/acpi/pci_root.c')
-rw-r--r--drivers/acpi/pci_root.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 64f55b6db73..d724736d56c 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -30,6 +30,7 @@
#include <linux/proc_fs.h>
#include <linux/spinlock.h>
#include <linux/pm.h>
+#include <linux/pm_runtime.h>
#include <linux/pci.h>
#include <linux/pci-acpi.h>
#include <linux/acpi.h>
@@ -528,6 +529,10 @@ static int __devinit acpi_pci_root_add(struct acpi_device *device)
if (flags != base_flags)
acpi_pci_osc_support(root, flags);
+ pci_acpi_add_bus_pm_notifier(device, root->bus);
+ if (device->wakeup.flags.run_wake)
+ device_set_run_wake(root->bus->bridge, true);
+
return 0;
end:
@@ -549,6 +554,9 @@ static int acpi_pci_root_remove(struct acpi_device *device, int type)
{
struct acpi_pci_root *root = acpi_driver_data(device);
+ device_set_run_wake(root->bus->bridge, false);
+ pci_acpi_remove_bus_pm_notifier(device);
+
kfree(root);
return 0;
}
@@ -558,6 +566,7 @@ static int __init acpi_pci_root_init(void)
if (acpi_pci_disabled)
return 0;
+ pci_acpi_crs_quirks();
if (acpi_bus_register_driver(&acpi_pci_root_driver) < 0)
return -ENODEV;