mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 13:43:55 +08:00
06aef8cec7
All callers of pci_do_scan_bus() are gone, so remove it. Note that pci_do_scan_bus() was exported, so out-of-tree modules could depend on it. [bhelgaas: changelog] Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
30 lines
708 B
C
30 lines
708 B
C
/* Core PCI functionality used only by PCI hotplug */
|
|
|
|
#include <linux/pci.h>
|
|
#include <linux/export.h>
|
|
#include "pci.h"
|
|
|
|
int __ref pci_hp_add_bridge(struct pci_dev *dev)
|
|
{
|
|
struct pci_bus *parent = dev->bus;
|
|
int pass, busnr, start = parent->busn_res.start;
|
|
int end = parent->busn_res.end;
|
|
|
|
for (busnr = start; busnr <= end; busnr++) {
|
|
if (!pci_find_bus(pci_domain_nr(parent), busnr))
|
|
break;
|
|
}
|
|
if (busnr-- > end) {
|
|
printk(KERN_ERR "No bus number available for hot-added bridge %s\n",
|
|
pci_name(dev));
|
|
return -1;
|
|
}
|
|
for (pass = 0; pass < 2; pass++)
|
|
busnr = pci_scan_bridge(parent, dev, busnr, pass);
|
|
if (!dev->subordinate)
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(pci_hp_add_bridge);
|