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Diffstat (limited to 'include/linux/of_address.h')
-rw-r--r--include/linux/of_address.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/of_address.h b/include/linux/of_address.h
index 265f26eeaf6b..376671594746 100644
--- a/include/linux/of_address.h
+++ b/include/linux/of_address.h
@@ -38,6 +38,8 @@ struct of_pci_range {
/* Translate a DMA address from device space to CPU space */
extern u64 of_translate_dma_address(struct device_node *dev,
const __be32 *in_addr);
+extern const __be32 *of_translate_dma_region(struct device_node *dev, const __be32 *addr,
+ phys_addr_t *start, size_t *length);
#ifdef CONFIG_OF_ADDRESS
extern u64 of_translate_address(struct device_node *np, const __be32 *addr);