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path: root/drivers/pci/pcie/pme.c
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Diffstat (limited to 'drivers/pci/pcie/pme.c')
-rw-r--r--drivers/pci/pcie/pme.c30
1 files changed, 28 insertions, 2 deletions
diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c
index 3ed67676ea2a..0dbcf429089f 100644
--- a/drivers/pci/pcie/pme.c
+++ b/drivers/pci/pcie/pme.c
@@ -432,6 +432,31 @@ static void pcie_pme_remove(struct pcie_device *srv)
kfree(get_service_data(srv));
}
+static int pcie_pme_runtime_suspend(struct pcie_device *srv)
+{
+ struct pcie_pme_service_data *data = get_service_data(srv);
+
+ spin_lock_irq(&data->lock);
+ pcie_pme_interrupt_enable(srv->port, false);
+ pcie_clear_root_pme_status(srv->port);
+ data->noirq = true;
+ spin_unlock_irq(&data->lock);
+
+ return 0;
+}
+
+static int pcie_pme_runtime_resume(struct pcie_device *srv)
+{
+ struct pcie_pme_service_data *data = get_service_data(srv);
+
+ spin_lock_irq(&data->lock);
+ pcie_pme_interrupt_enable(srv->port, true);
+ data->noirq = false;
+ spin_unlock_irq(&data->lock);
+
+ return 0;
+}
+
static struct pcie_port_service_driver pcie_pme_driver = {
.name = "pcie_pme",
.port_type = PCI_EXP_TYPE_ROOT_PORT,
@@ -439,6 +464,8 @@ static struct pcie_port_service_driver pcie_pme_driver = {
.probe = pcie_pme_probe,
.suspend = pcie_pme_suspend,
+ .runtime_suspend = pcie_pme_runtime_suspend,
+ .runtime_resume = pcie_pme_runtime_resume,
.resume = pcie_pme_resume,
.remove = pcie_pme_remove,
};
@@ -446,8 +473,7 @@ static struct pcie_port_service_driver pcie_pme_driver = {
/**
* pcie_pme_service_init - Register the PCIe PME service driver.
*/
-static int __init pcie_pme_service_init(void)
+int __init pcie_pme_init(void)
{
return pcie_port_service_register(&pcie_pme_driver);
}
-device_initcall(pcie_pme_service_init);