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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2006-11-11 17:25:07 +1100
committerPaul Mackerras <paulus@samba.org>2006-12-04 20:38:47 +1100
commit803d4573e60bc890d7fbc040ad1c18c2dc7f8279 (patch)
tree62f1194b7d477c6f67fa874bf78a1b3183ad30ab /arch/powerpc/kernel
parent6506e7102fd57b138979f131d751014462181202 (diff)
[POWERPC] Add "parent" struct device for PCI host bridges
Add a "parent" struct device to our PCI host bridge data structure so that PCI can be rooted off another device in sysfs. Note that arch/ppc doesn't use it, only arch/powerpc, though it's available for both 32 and 64 bits. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/kernel')
-rw-r--r--arch/powerpc/kernel/pci_32.c5
-rw-r--r--arch/powerpc/kernel/pci_64.c2
2 files changed, 5 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index d32cd500d8b..0ad101a5fc5 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -1269,7 +1269,10 @@ pcibios_init(void)
if (pci_assign_all_buses)
hose->first_busno = next_busno;
hose->last_busno = 0xff;
- bus = pci_scan_bus(hose->first_busno, hose->ops, hose);
+ bus = pci_scan_bus_parented(hose->parent, hose->first_busno,
+ hose->ops, hose);
+ if (bus)
+ pci_bus_add_devices(bus);
hose->last_busno = bus->subordinate;
if (pci_assign_all_buses || next_busno <= hose->last_busno)
next_busno = hose->last_busno + pcibios_assign_bus_offset;
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 5ffab8787b9..74e580d25c1 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -513,7 +513,7 @@ void __devinit scan_phb(struct pci_controller *hose)
DBG("Scanning PHB %s\n", node ? node->full_name : "<NO NAME>");
- bus = pci_create_bus(NULL, hose->first_busno, hose->ops, node);
+ bus = pci_create_bus(hose->parent, hose->first_busno, hose->ops, node);
if (bus == NULL) {
printk(KERN_ERR "Failed to create bus for PCI domain %04x\n",
hose->global_number);