pci: Helper function for testing if an INTx route changed
Signed-off-by: Alex Williamson <alex.williamson@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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d262cb0286
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5
hw/pci.c
5
hw/pci.c
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@ -1121,6 +1121,11 @@ PCIINTxRoute pci_device_route_intx_to_irq(PCIDevice *dev, int pin)
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return bus->route_intx_to_irq(bus->irq_opaque, pin);
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}
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bool pci_intx_route_changed(PCIINTxRoute *old, PCIINTxRoute *new)
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{
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return old->mode != new->mode || old->irq != new->irq;
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}
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void pci_bus_fire_intx_routing_notifier(PCIBus *bus)
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{
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PCIDevice *dev;
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1
hw/pci.h
1
hw/pci.h
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@ -326,6 +326,7 @@ PCIBus *pci_register_bus(DeviceState *parent, const char *name,
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uint8_t devfn_min, int nirq);
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void pci_bus_set_route_irq_fn(PCIBus *, pci_route_irq_fn);
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PCIINTxRoute pci_device_route_intx_to_irq(PCIDevice *dev, int pin);
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bool pci_intx_route_changed(PCIINTxRoute *old, PCIINTxRoute *new);
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void pci_bus_fire_intx_routing_notifier(PCIBus *bus);
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void pci_device_set_intx_routing_notifier(PCIDevice *dev,
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PCIINTxRoutingNotifier notifier);
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