From d6e65d54f0fa980f891aa3166d85b6ffd7d541eb Mon Sep 17 00:00:00 2001 From: Alex Williamson Date: Tue, 2 Oct 2012 13:21:54 -0600 Subject: pci: Helper function for testing if an INTx route changed Signed-off-by: Alex Williamson Signed-off-by: Michael S. Tsirkin --- hw/pci.c | 5 +++++ hw/pci.h | 1 + 2 files changed, 6 insertions(+) (limited to 'hw') diff --git a/hw/pci.c b/hw/pci.c index d44fd0e10a..8c6b3d19ae 100644 --- a/hw/pci.c +++ b/hw/pci.c @@ -1121,6 +1121,11 @@ PCIINTxRoute pci_device_route_intx_to_irq(PCIDevice *dev, int pin) return bus->route_intx_to_irq(bus->irq_opaque, pin); } +bool pci_intx_route_changed(PCIINTxRoute *old, PCIINTxRoute *new) +{ + return old->mode != new->mode || old->irq != new->irq; +} + void pci_bus_fire_intx_routing_notifier(PCIBus *bus) { PCIDevice *dev; diff --git a/hw/pci.h b/hw/pci.h index 1f902f5b59..a852941a5c 100644 --- a/hw/pci.h +++ b/hw/pci.h @@ -326,6 +326,7 @@ PCIBus *pci_register_bus(DeviceState *parent, const char *name, uint8_t devfn_min, int nirq); void pci_bus_set_route_irq_fn(PCIBus *, pci_route_irq_fn); PCIINTxRoute pci_device_route_intx_to_irq(PCIDevice *dev, int pin); +bool pci_intx_route_changed(PCIINTxRoute *old, PCIINTxRoute *new); void pci_bus_fire_intx_routing_notifier(PCIBus *bus); void pci_device_set_intx_routing_notifier(PCIDevice *dev, PCIINTxRoutingNotifier notifier); -- cgit v1.2.3