Return PCIDevice from bus number and slot.
Signed-off-by: Marcelo Tosatti <[EMAIL PROTECTED]>
Index: kvm-userspace.hotplug/qemu/hw/pci.c
===================================================================
--- kvm-userspace.hotplug.orig/qemu/hw/pci.c
+++ kvm-userspace.hotplug/qemu/hw/pci.c
@@ -689,6 +689,23 @@ PCIBus *pci_find_bus(int bus_num)
return bus;
}
+PCIDevice *pci_find_device(int bus_num, int slot)
+{
+ int devfn;
+ PCIDevice *d;
+ PCIBus *bus = pci_find_bus(bus_num);
+
+ if (!bus)
+ return NULL;
+
+ for(devfn = 0; devfn < 256; devfn++) {
+ d = bus->devices[devfn];
+ if (d && PCI_SLOT(devfn) == slot)
+ return d;
+ }
+ return NULL;
+}
+
PCIBus *pci_bridge_init(PCIBus *bus, int devfn, uint32_t id,
pci_map_irq_fn map_irq, const char *name)
{
Index: kvm-userspace.hotplug/qemu/hw/pci.h
===================================================================
--- kvm-userspace.hotplug.orig/qemu/hw/pci.h
+++ kvm-userspace.hotplug/qemu/hw/pci.h
@@ -93,6 +93,7 @@ uint32_t pci_data_read(void *opaque, uin
int pci_bus_num(PCIBus *s);
void pci_for_each_device(int bus_num, void (*fn)(PCIDevice *d));
PCIBus *pci_find_bus(int bus_num);
+PCIDevice *pci_find_device(int bus_num, int slot);
void pci_info(void);
PCIBus *pci_bridge_init(PCIBus *bus, int devfn, uint32_t id,
--
