hw/pci: Extract pci_bus_change_irq_level() from pci_change_irq_level()

Extract pci_bus_change_irq_level() from pci_change_irq_level() to
make it clearer it operates on the bus.

Reported-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20201024203900.3619498-2-f4bug@amsat.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2020-10-24 22:38:59 +02:00 committed by Michael S. Tsirkin
parent 8acb3218b9
commit b06fe3e703

View File

@ -248,6 +248,12 @@ static inline void pci_set_irq_state(PCIDevice *d, int irq_num, int level)
d->irq_state |= level << irq_num;
}
static void pci_bus_change_irq_level(PCIBus *bus, int irq_num, int change)
{
bus->irq_count[irq_num] += change;
bus->set_irq(bus->irq_opaque, irq_num, bus->irq_count[irq_num] != 0);
}
static void pci_change_irq_level(PCIDevice *pci_dev, int irq_num, int change)
{
PCIBus *bus;
@ -258,8 +264,7 @@ static void pci_change_irq_level(PCIDevice *pci_dev, int irq_num, int change)
break;
pci_dev = bus->parent_dev;
}
bus->irq_count[irq_num] += change;
bus->set_irq(bus->irq_opaque, irq_num, bus->irq_count[irq_num] != 0);
pci_bus_change_irq_level(bus, irq_num, change);
}
int pci_bus_get_irq_level(PCIBus *bus, int irq_num)