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-rw-r--r--include/linux/pci.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index a788fa1..a327322 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -334,6 +334,16 @@ struct pci_dev {
#endif
};
+static inline struct pci_dev *pci_physfn(struct pci_dev *dev)
+{
+#ifdef CONFIG_PCI_IOV
+ if (dev->is_virtfn)
+ dev = dev->physfn;
+#endif
+
+ return dev;
+}
+
extern struct pci_dev *alloc_pci_dev(void);
#define pci_dev_b(n) list_entry(n, struct pci_dev, bus_list)