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-rw-r--r--include/hw/pci/pci.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h
index 551cb3d..f5e7fd8 100644
--- a/include/hw/pci/pci.h
+++ b/include/hw/pci/pci.h
@@ -677,6 +677,11 @@ static inline uint32_t pci_config_size(const PCIDevice *d)
return pci_is_express(d) ? PCIE_CONFIG_SPACE_SIZE : PCI_CONFIG_SPACE_SIZE;
}
+static inline uint16_t pci_requester_id(PCIDevice *dev)
+{
+ return (pci_bus_num(dev->bus) << 8) | dev->devfn;
+}
+
/* DMA access functions */
static inline AddressSpace *pci_get_address_space(PCIDevice *dev)
{
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