PCI Hotplug: acpiphp: convert to acpi_get_pci_dev

Now that acpi_get_pci_dev is available, let's use it instead of
acpi_get_pci_id.

Signed-off-by: Alex Chiang <achiang@hp.com>
Acked-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 7 insertions, 18 deletions

diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index fc6636e3300b..0cb0f830a993 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -678,18 +678,9 @@ static void remove_bridge(acpi_handle handle)
 
 static struct pci_dev * get_apic_pci_info(acpi_handle handle)
 {
-        struct acpi_pci_id id;
-        struct pci_bus *bus;
         struct pci_dev *dev;
 
-        if (ACPI_FAILURE(acpi_get_pci_id(handle, &id)))
-                return NULL;
-
-        bus = pci_find_bus(id.segment, id.bus);
-        if (!bus)
-                return NULL;
-
-        dev = pci_get_slot(bus, PCI_DEVFN(id.device, id.function));
+        dev = acpi_get_pci_dev(handle);
         if (!dev)
                 return NULL;
 
@@ -1396,19 +1387,16 @@ static void acpiphp_sanitize_bus(struct pci_bus *bus)
 /* Program resources in newly inserted bridge */
 static int acpiphp_configure_bridge (acpi_handle handle)
 {
-        struct acpi_pci_id pci_id;
+        struct pci_dev *dev;
         struct pci_bus *bus;
 
-        if (ACPI_FAILURE(acpi_get_pci_id(handle, &pci_id))) {
+        dev = acpi_get_pci_dev(handle);
+        if (!dev) {
                 err("cannot get PCI domain and bus number for bridge\n");
                 return -EINVAL;
         }
-        bus = pci_find_bus(pci_id.segment, pci_id.bus);
-        if (!bus) {
-                err("cannot find bus %d:%d\n",
-                                pci_id.segment, pci_id.bus);
-                return -EINVAL;
-        }
+
+        bus = dev->bus;
 
         pci_bus_size_bridges(bus);
         pci_bus_assign_resources(bus);
@@ -1416,6 +1404,7 @@ static int acpiphp_configure_bridge (acpi_handle handle)
         acpiphp_set_hpp_values(handle, bus);
         pci_enable_bridges(bus);
         acpiphp_configure_ioapics(handle);
+        pci_dev_put(dev);
         return 0;
 }