[PATCH] hw/pci-host/mv64361: Reuse pci_swizzle_map_irq_fn

[Bernhard Beschow]

mv64361_pcihost_map_irq() is a reimplementation of
pci_swizzle_map_irq_fn(). Resolve this redundancy.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
---
Testing done:
* `qemu-system-ppc -machine pegasos2 \
                   -rtc base=localtime \
                   -device ati-vga,guest_hwcursor=true,romfile="" \
                   -cdrom morphos-3.17.iso \
                   -kernel morphos-3.17/boot.img`
---
 hw/pci-host/mv64361.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/hw/pci-host/mv64361.c b/hw/pci-host/mv64361.c
index cc9c4d6d3b..70db142ec3 100644
--- a/hw/pci-host/mv64361.c
+++ b/hw/pci-host/mv64361.c
@@ -72,11 +72,6 @@ struct MV64361PCIState {
     uint64_t remap[5];
 };
 
-static int mv64361_pcihost_map_irq(PCIDevice *pci_dev, int n)
-{
-    return (n + PCI_SLOT(pci_dev->devfn)) % PCI_NUM_PINS;
-}
-
 static void mv64361_pcihost_set_irq(void *opaque, int n, int level)
 {
     MV64361PCIState *s = opaque;
@@ -97,7 +92,7 @@ static void mv64361_pcihost_realize(DeviceState *dev, Error 
**errp)
     g_free(name);
     name = g_strdup_printf("pci.%d", s->index);
     h->bus = pci_register_root_bus(dev, name, mv64361_pcihost_set_irq,
-                                   mv64361_pcihost_map_irq, dev,
+                                   pci_swizzle_map_irq_fn, dev,
                                    &s->mem, &s->io, 0, 4, TYPE_PCI_BUS);
     g_free(name);
     pci_create_simple(h->bus, 0, TYPE_MV64361_PCI_BRIDGE);
-- 
2.39.0