1 files changed, 11 insertions, 0 deletions

diff --git a/include/linux/pci.h b/include/linux/pci.h
index 174e5392e51e..59a98e2ee2c6 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -612,6 +612,9 @@ extern void pci_remove_bus_device(struct pci_dev *dev);
 extern void pci_stop_bus_device(struct pci_dev *dev);
 void pci_setup_cardbus(struct pci_bus *bus);
 extern void pci_sort_breadthfirst(void);
+#define dev_is_pci(d) ((d)->bus == &pci_bus_type)
+#define dev_is_pf(d) ((dev_is_pci(d) ? to_pci_dev(d)->is_physfn : false))
+#define dev_num_vf(d) ((dev_is_pci(d) ? pci_num_vf(to_pci_dev(d)) : 0))
 
 /* Generic PCI functions exported to card drivers */
 
@@ -1129,6 +1132,9 @@ static inline struct pci_dev *pci_get_bus_and_slot(unsigned int bus,
                                                 unsigned int devfn)
 { return NULL; }
 
+#define dev_is_pci(d) (false)
+#define dev_is_pf(d) (false)
+#define dev_num_vf(d) (0)
 #endif /* CONFIG_PCI */
 
 /* Include architecture-dependent settings and functions */
@@ -1286,6 +1292,7 @@ void __iomem *pci_ioremap_bar(struct pci_dev *pdev, int bar);
 extern int pci_enable_sriov(struct pci_dev *dev, int nr_virtfn);
 extern void pci_disable_sriov(struct pci_dev *dev);
 extern irqreturn_t pci_sriov_migration(struct pci_dev *dev);
+extern int pci_num_vf(struct pci_dev *dev);
 #else
 static inline int pci_enable_sriov(struct pci_dev *dev, int nr_virtfn)
 {
@@ -1298,6 +1305,10 @@ static inline irqreturn_t pci_sriov_migration(struct pci_dev *dev)
 {
         return IRQ_NONE;
 }
+static inline int pci_num_vf(struct pci_dev *dev)
+{
+        return 0;
+}
 #endif
 
 #if defined(CONFIG_HOTPLUG_PCI) || defined(CONFIG_HOTPLUG_PCI_MODULE)