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microblaze/PCI: use pci_scan_root_bus() 

Microblaze doesn't need to replace pci_scan_child_bus() or do anything
special before pci_bus_add_devices(), so we can use the more generic PCI
path in pci_scan_root_bus().

CC: Michal Simek <monstr@monstr.eu>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Bjorn Helgaas 2011-10-28 16:26:52 -06:00 committed by Jesse Barnes
parent 58de74b805
commit 4723b984b2
1 changed files with 3 additions and 7 deletions
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10
arch/microblaze/pci/pci-common.c
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@ -1590,9 +1590,8 @@ static void __devinit pcibios_scan_phb(struct pci_controller *hose)
pcibios_setup_phb_resources(hose, &resources);
/* Create an empty bus for the toplevel */
bus = pci_create_root_bus(hose->parent, hose->first_busno, hose->ops,
hose, &resources);
bus = pci_scan_root_bus(hose->parent, hose->first_busno,
hose->ops, hose, &resources);
if (bus == NULL) {
printk(KERN_ERR "Failed to create bus for PCI domain %04x\n",
hose->global_number);
@ -1602,8 +1601,7 @@ static void __devinit pcibios_scan_phb(struct pci_controller *hose)
bus->secondary = hose->first_busno;
hose->bus = bus;
/* Scan children */
hose->last_busno = bus->subordinate = pci_scan_child_bus(bus);
hose->last_busno = bus->subordinate;
}
static int __init pcibios_init(void)
@ -1617,8 +1615,6 @@ static int __init pcibios_init(void)
list_for_each_entry_safe(hose, tmp, &hose_list, list_node) {
hose->last_busno = 0xff;
pcibios_scan_phb(hose);
printk(KERN_INFO "calling pci_bus_add_devices()\n");
pci_bus_add_devices(hose->bus);
if (next_busno <= hose->last_busno)
next_busno = hose->last_busno + 1;
}