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PCI: insert busn_res for child bus

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Now we can insert busn_res now, after all root bus's get inserted.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Yinghai Lu 2012-05-17 18:51:13 -07:00 committed by Bjorn Helgaas
parent b7eac055c0
commit bc76b7310a
1 changed files with 3 additions and 2 deletions
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5
drivers/pci/probe.c
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@ -755,7 +755,7 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
if (!child)
goto out;
child->primary = primary;
child->busn_res.end = subordinate;
pci_bus_insert_busn_res(child, secondary, subordinate);
child->bridge_ctl = bctl;
}
@ -793,6 +793,7 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
child = pci_add_new_bus(bus, dev, ++max);
if (!child)
goto out;
pci_bus_insert_busn_res(child, max, 0xff);
}
buses = (buses & 0xff000000)
| ((unsigned int)(child->primary) << 0)
@ -864,7 +865,7 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
/*
* Set the subordinate bus number to its real value.
*/
child->busn_res.end = max;
pci_bus_update_busn_res_end(child, max);
pci_write_config_byte(dev, PCI_SUBORDINATE_BUS, max);
}