[RFC][PATCH 5/7] PM: Asynchronous suspend and resume of PCI devices

From: Rafael J. Wysocki
Date: Sun Aug 16 2009 - 20:23:38 EST


Set async_suspend for all PCI devices and PCIe port services.

---
drivers/input/serio/i8042.c | 2 ++
drivers/pci/pci.c | 2 ++
drivers/pci/pcie/portdrv_core.c | 1 +
3 files changed, 5 insertions(+)

Index: linux-2.6/drivers/pci/pci.c
===================================================================
--- linux-2.6.orig/drivers/pci/pci.c
+++ linux-2.6/drivers/pci/pci.c
@@ -1409,6 +1409,8 @@ void pci_pm_init(struct pci_dev *dev)
} else {
dev->pme_support = 0;
}
+
+ device_enable_async_suspend(&dev->dev, true);
}

/**
Index: linux-2.6/drivers/pci/pcie/portdrv_core.c
===================================================================
--- linux-2.6.orig/drivers/pci/pcie/portdrv_core.c
+++ linux-2.6/drivers/pci/pcie/portdrv_core.c
@@ -280,6 +280,7 @@ static void pcie_device_init(struct pci_
dev_set_name(device, "%s:pcie%02x",
pci_name(parent), get_descriptor_id(port_type, service_type));
device->parent = &parent->dev;
+ device_enable_async_suspend(device, true);
}

/**
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