Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
---
arch/powerpc/kernel/pci-common.c | 13 ++++++-------
arch/powerpc/kernel/pci_64.c | 8 ++++----
2 files changed, 10 insertions(+), 11 deletions(-)
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index abc0d08..9ccecbe 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1398,11 +1398,11 @@ static void __init pcibios_reserve_legacy_regions(struct pci_bus *bus)
void __init pcibios_resource_survey(void)
{
- struct pci_bus *b;
+ struct pci_host_bridge *host_bridge = NULL;
/* Allocate and assign resources */
- list_for_each_entry(b, &pci_root_buses, node)
- pcibios_allocate_bus_resources(b);
+ for_each_pci_host_bridge(host_bridge)
+ pcibios_allocate_bus_resources(host_bridge->bus);
pcibios_allocate_resources(0);
pcibios_allocate_resources(1);
@@ -1410,10 +1410,9 @@ void __init pcibios_resource_survey(void)
* the low IO area and the VGA memory area if they intersect the
* bus available resources to avoid allocating things on top of them
*/
- if (!pci_has_flag(PCI_PROBE_ONLY)) {
- list_for_each_entry(b, &pci_root_buses, node)
- pcibios_reserve_legacy_regions(b);
- }
+ if (!pci_has_flag(PCI_PROBE_ONLY))
+ for_each_pci_host_bridge(host_bridge)
+ pcibios_reserve_legacy_regions(host_bridge->bus);
/* Now, if the platform didn't decide to blindly trust the firmware,
* we proceed to assigning things that were left unassigned
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 2cbe676..f848325 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -208,9 +208,9 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus,
unsigned long in_devfn)
{
struct pci_controller* hose;
- struct list_head *ln;
- struct pci_bus *bus = NULL;
+ struct pci_bus *bus;
struct device_node *hose_node;
+ struct pci_host_bridge *host_bridge = NULL;
/* Argh ! Please forgive me for that hack, but that's the
* simplest way to get existing XFree to not lockup on some
@@ -230,8 +230,8 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus,
* used on pre-domains setup. We return the first match
*/
- for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
- bus = pci_bus_b(ln);
+ for_each_pci_host_bridge(host_bridge) {
+ bus = host_bridge->bus;
if (in_bus >= bus->number && in_bus <= bus->busn_res.end)
break;
bus = NULL;
--
1.7.10.4
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