1/* Core PCI functionality used only by PCI hotplug */
 2
 3#include <linux/pci.h>
 
 4#include "pci.h"
 5
 6
 7unsigned int __devinit pci_do_scan_bus(struct pci_bus *bus)
 8{
 9	unsigned int max;
10
11	max = pci_scan_child_bus(bus);
12
13	/*
14	 * Make the discovered devices available.
15	 */
16	pci_bus_add_devices(bus);
 
 
 
 
 
 
 
 
 
17
18	return max;
19}
20EXPORT_SYMBOL(pci_do_scan_bus);

 1/* Core PCI functionality used only by PCI hotplug */
 2
 3#include <linux/pci.h>
 4#include <linux/export.h>
 5#include "pci.h"
 6
 7int pci_hp_add_bridge(struct pci_dev *dev)
 
 8{
 9	struct pci_bus *parent = dev->bus;
10	int pass, busnr, start = parent->busn_res.start;
11	int end = parent->busn_res.end;
12
13	for (busnr = start; busnr <= end; busnr++) {
14		if (!pci_find_bus(pci_domain_nr(parent), busnr))
15			break;
16	}
17	if (busnr-- > end) {
18		printk(KERN_ERR "No bus number available for hot-added bridge %s\n",
19				pci_name(dev));
20		return -1;
21	}
22	for (pass = 0; pass < 2; pass++)
23		busnr = pci_scan_bridge(parent, dev, busnr, pass);
24	if (!dev->subordinate)
25		return -1;
26
27	return 0;
28}
29EXPORT_SYMBOL_GPL(pci_hp_add_bridge);