PCI: Add pci_add_dma_alias() to abstract implementation
Add a pci_add_dma_alias() interface to encapsulate the details of adding an
alias. No functional change intended.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Alex Williamson <alex.williamson@redhat.com>
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 004b813..7e70190 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1988,6 +1988,7 @@
}
#endif
+void pci_add_dma_alias(struct pci_dev *dev, u8 devfn);
int pci_for_each_dma_alias(struct pci_dev *pdev,
int (*fn)(struct pci_dev *pdev,
u16 alias, void *data), void *data);