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-rw-r--r--drivers/pci/pci.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 601abdc8dd9f..39684c1415c5 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -151,4 +151,16 @@ struct pci_slot_attribute {
151}; 151};
152#define to_pci_slot_attr(s) container_of(s, struct pci_slot_attribute, attr) 152#define to_pci_slot_attr(s) container_of(s, struct pci_slot_attribute, attr)
153 153
154extern void pci_enable_ari(struct pci_dev *dev);
155/**
156 * pci_ari_enabled - query ARI forwarding status
157 * @dev: the PCI device
158 *
159 * Returns 1 if ARI forwarding is enabled, or 0 if not enabled;
160 */
161static inline int pci_ari_enabled(struct pci_dev *dev)
162{
163 return dev->ari_enabled;
164}
165
154#endif /* DRIVERS_PCI_H */ 166#endif /* DRIVERS_PCI_H */