ACPI: simplify acpi_pci_irq_del_prt() API

There is no need to pass a segment/bus tuple to this API, as the callsite
always has a struct pci_bus. We can derive segment/bus from the
struct pci_bus, so let's take this opportunit to simplify the API and
make life easier for the callers.

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

1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 3ed944cefb36..ef9509e33191 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -280,16 +280,17 @@ int acpi_pci_irq_add_prt(acpi_handle handle, struct pci_bus *bus)
         return 0;
 }
 
-void acpi_pci_irq_del_prt(int segment, int bus)
+void acpi_pci_irq_del_prt(struct pci_bus *bus)
 {
         struct acpi_prt_entry *entry, *tmp;
 
         printk(KERN_DEBUG
                "ACPI: Delete PCI Interrupt Routing Table for %04x:%02x\n",
-               segment, bus);
+               pci_domain_nr(bus), bus->number);
         spin_lock(&acpi_prt_lock);
         list_for_each_entry_safe(entry, tmp, &acpi_prt_list, list) {
-                if (segment == entry->id.segment && bus == entry->id.bus) {
+                if (pci_domain_nr(bus) == entry->id.segment
+                        && bus->number == entry->id.bus) {
                         list_del(&entry->list);
                         kfree(entry);
                 }