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path: root/drivers/pci/bus.c
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Diffstat (limited to 'drivers/pci/bus.c')
-rw-r--r--drivers/pci/bus.c31
1 files changed, 30 insertions, 1 deletions
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c
index dd7cdbee8029..c288e5a52575 100644
--- a/drivers/pci/bus.c
+++ b/drivers/pci/bus.c
@@ -91,6 +91,35 @@ void pci_bus_remove_resources(struct pci_bus *bus)
}
}
+int devm_request_pci_bus_resources(struct device *dev,
+ struct list_head *resources)
+{
+ struct resource_entry *win;
+ struct resource *parent, *res;
+ int err;
+
+ resource_list_for_each_entry(win, resources) {
+ res = win->res;
+ switch (resource_type(res)) {
+ case IORESOURCE_IO:
+ parent = &ioport_resource;
+ break;
+ case IORESOURCE_MEM:
+ parent = &iomem_resource;
+ break;
+ default:
+ continue;
+ }
+
+ err = devm_request_resource(dev, parent, res);
+ if (err)
+ return err;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(devm_request_pci_bus_resources);
+
static struct pci_bus_region pci_32_bit = {0, 0xffffffffULL};
#ifdef CONFIG_PCI_BUS_ADDR_T_64BIT
static struct pci_bus_region pci_64_bit = {0,
@@ -291,6 +320,7 @@ void pci_bus_add_device(struct pci_dev *dev)
pci_fixup_device(pci_fixup_final, dev);
pci_create_sysfs_dev_files(dev);
pci_proc_attach_device(dev);
+ pci_bridge_d3_device_changed(dev);
dev->match_driver = true;
retval = device_attach(&dev->dev);
@@ -397,4 +427,3 @@ void pci_bus_put(struct pci_bus *bus)
put_device(&bus->dev);
}
EXPORT_SYMBOL(pci_bus_put);
-