Now we can safely extend parent top and shrink them according iobusn_resource tree.
Don't need that any more.
Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
---
drivers/pci/probe.c | 32 --------------------------------
1 files changed, 0 insertions(+), 32 deletions(-)
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 85266e6..2aee87b 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -632,22 +632,6 @@ struct pci_bus *__ref pci_add_new_bus(struct pci_bus *parent, struct pci_dev *de
return child;
}
-static void pci_fixup_parent_subordinate_busnr(struct pci_bus *child, int max)
-{
- struct pci_bus *parent = child->parent;
-
- /* Attempts to fix that up are really dangerous unless
- we're going to re-assign all bus numbers. */
- if (!pcibios_assign_all_busses())
- return;
-
- while (parent->parent && parent->subordinate < max) {
- parent->subordinate = max;
- pci_write_config_byte(parent->self, PCI_SUBORDINATE_BUS, max);
- parent = parent->parent;
- }
-}
-
static void __devinit pci_bus_update_top(struct pci_bus *parent,
long size, struct resource *parent_res)
{
@@ -983,23 +967,7 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
if (!is_cardbus) {
child->bridge_ctl = bctl;
- /*
- * Adjust subordinate busnr in parent buses.
- * We do this before scanning for children because
- * some devices may not be detected if the bios
- * was lazy.
- */
- pci_fixup_parent_subordinate_busnr(child, max);
- /* Now we can scan all subordinate buses... */
max = pci_scan_child_bus(child);
- /*
- * now fix it up again since we have found
- * the real value of max.
- */
- pci_fixup_parent_subordinate_busnr(child, max);
-
- } else {
- pci_fixup_parent_subordinate_busnr(child, max);
}
/*
* Set the subordinate bus number to its real value.
--
1.7.7
--
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