Use pci_scan_bus_simple() to scan pci buses with
the default IO/MEM/BUS resources. Use it instead
of pci_scan_bus() and pci_scan_bus_parented().
Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
---
arch/alpha/kernel/sys_nautilus.c | 2 +-
arch/m68k/coldfire/pci.c | 2 +-
arch/sparc/kernel/pcic.c | 3 ++-
arch/unicore32/kernel/pci.c | 4 ++--
drivers/pci/hotplug/ibmphp_core.c | 3 ++-
drivers/pci/xen-pcifront.c | 2 +-
include/linux/pci.h | 2 ++
7 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/arch/alpha/kernel/sys_nautilus.c b/arch/alpha/kernel/sys_nautilus.c
index 4ae4a40..a4f190b 100644
--- a/arch/alpha/kernel/sys_nautilus.c
+++ b/arch/alpha/kernel/sys_nautilus.c
@@ -206,7 +206,7 @@ nautilus_init_pci(void)
unsigned long memtop = max_low_pfn << PAGE_SHIFT;
/* Scan our single hose. */
- bus = pci_scan_bus(0, alpha_mv.pci_ops, hose);
+ bus = pci_scan_bus_simple(NULL, 0, alpha_mv.pci_ops, hose);
hose->bus = bus;
pcibios_claim_one_bus(bus);
diff --git a/arch/m68k/coldfire/pci.c b/arch/m68k/coldfire/pci.c
index d45f087..9f423d5 100644
--- a/arch/m68k/coldfire/pci.c
+++ b/arch/m68k/coldfire/pci.c
@@ -312,7 +312,7 @@ static int __init mcf_pci_init(void)
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(msecs_to_jiffies(200));
- rootbus = pci_scan_bus(0, &mcf_pci_ops, NULL);
+ rootbus = pci_scan_bus_simple(NULL, 0, &mcf_pci_ops, NULL);
rootbus->resource[0] = &mcf_pci_io;
rootbus->resource[1] = &mcf_pci_mem;
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index 7a82fe2..9665e03 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -390,7 +390,8 @@ static void __init pcic_pbm_scan_bus(struct linux_pcic *pcic)
{
struct linux_pbm_info *pbm = &pcic->pbm;
- pbm->pci_bus = pci_scan_bus(pbm->pci_first_busno, &pcic_ops, pbm);
+ pbm->pci_bus = pci_scan_bus_simple(NULL,
+ pbm->pci_first_busno, &pcic_ops, pbm);
if (pbm->pci_bus)
pci_bus_add_devices(pbm->pci_bus);
#if 0 /* deadwood transplanted from sparc64 */
diff --git a/arch/unicore32/kernel/pci.c b/arch/unicore32/kernel/pci.c
index 3d82024..f290a3d 100644
--- a/arch/unicore32/kernel/pci.c
+++ b/arch/unicore32/kernel/pci.c
@@ -258,8 +258,8 @@ static int __init pci_common_init(void)
pci_puv3_preinit();
- puv3_bus = pci_scan_bus(0, &pci_puv3_ops, NULL);
-
+ puv3_bus = pci_scan_bus_simple(NULL, 0,
+ &pci_puv3_ops, NULL);
if (!puv3_bus)
panic("PCI: unable to scan bus!");
diff --git a/drivers/pci/hotplug/ibmphp_core.c b/drivers/pci/hotplug/ibmphp_core.c
index db0f2e8..9190cb1 100644
--- a/drivers/pci/hotplug/ibmphp_core.c
+++ b/drivers/pci/hotplug/ibmphp_core.c
@@ -767,7 +767,8 @@ static u8 bus_structure_fixup(u8 busno)
(l != 0x0000) && (l != 0xffff)) {
debug("%s - Inside bus_structure_fixup()\n",
__func__);
- b = pci_scan_bus(busno, ibmphp_pci_bus->ops, NULL);
+ b = pci_scan_bus_simple(NULL, busno,
+ ibmphp_pci_bus->ops, NULL);
if (b)
pci_bus_add_devices(b);
break;
diff --git a/drivers/pci/xen-pcifront.c b/drivers/pci/xen-pcifront.c
index b1ffebe..364aaf4 100644
--- a/drivers/pci/xen-pcifront.c
+++ b/drivers/pci/xen-pcifront.c
@@ -474,7 +474,7 @@ static int pcifront_scan_root(struct pcifront_device *pdev,
pci_lock_rescan_remove();
- b = pci_scan_bus_parented(&pdev->xdev->dev, bus,
+ b = pci_scan_bus_simple(&pdev->xdev->dev, bus,
&pcifront_bus_ops, sd);
if (!b) {
dev_err(&pdev->xdev->dev,
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 90a5fde..befefbd 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -769,6 +769,8 @@ struct pci_bus *pci_find_bus(int domain, int busnr);
void pci_bus_add_devices(const struct pci_bus *bus);
struct pci_bus *pci_scan_bus_parented(struct device *parent, int bus,
struct pci_ops *ops, void *sysdata);
+struct pci_bus *pci_scan_bus_simple(struct device *parent, int bus,
+ struct pci_ops *ops, void *sysdata);
struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops, void *sysdata);
struct pci_bus *pci_create_root_bus(struct device *parent, int bus,
struct pci_ops *ops, void *sysdata,
--
1.7.1
--
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