diff mbox

[8/12] pci: pciehp clean flow in pciehp_configure_device

Message ID 4B2BEC40.5070403@kernel.org (mailing list archive)
State Superseded, archived
Headers show

Commit Message

Yinghai Lu Dec. 18, 2009, 8:55 p.m. UTC
None
diff mbox

Patch

Index: linux-2.6/drivers/pci/hotplug/pciehp_pci.c
===================================================================
--- linux-2.6.orig/drivers/pci/hotplug/pciehp_pci.c
+++ linux-2.6/drivers/pci/hotplug/pciehp_pci.c
@@ -53,17 +53,15 @@  static int __ref pciehp_add_bridge(struc
 		busnr = pci_scan_bridge(parent, dev, busnr, pass);
 	if (!dev->subordinate)
 		return -1;
-	pci_bus_size_bridges(dev->subordinate);
-	pci_bus_assign_resources(parent);
-	pci_enable_bridges(parent);
-	pci_bus_add_devices(parent);
+
 	return 0;
 }
 
 int pciehp_configure_device(struct slot *p_slot)
 {
 	struct pci_dev *dev;
-	struct pci_bus *parent = p_slot->ctrl->pcie->port->subordinate;
+	struct pci_dev *bridge = p_slot->ctrl->pcie->port;
+	struct pci_bus *parent = bridge->subordinate;
 	int num, fn;
 	struct controller *ctrl = p_slot->ctrl;
 
@@ -96,12 +94,25 @@  int pciehp_configure_device(struct slot
 				(dev->hdr_type == PCI_HEADER_TYPE_CARDBUS)) {
 			pciehp_add_bridge(dev);
 		}
+		pci_dev_put(dev);
+	}
+
+	pci_assign_unassigned_bridge_resources(bridge);
+
+	for (fn = 0; fn < 8; fn++) {
+		dev = pci_get_slot(parent, PCI_DEVFN(0, fn));
+		if (!dev)
+			continue;
+		if ((dev->class >> 16) == PCI_BASE_CLASS_DISPLAY) {
+			pci_dev_put(dev);
+			continue;
+		}
 		pci_configure_slot(dev);
 		pci_dev_put(dev);
 	}
 
-	pci_bus_assign_resources(parent);
 	pci_bus_add_devices(parent);
+
 	return 0;
 }