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authorRob Herring <rob.herring@calxeda.com>2013-09-17 06:05:05 +0400
committerRob Herring <rob.herring@calxeda.com>2013-10-10 05:04:10 +0400
commitd0dfa16a600190d142f7538e5909d13c35b60d98 (patch)
treeaad45142005812bb60b1e015873eac2218f0fccf /include/linux/of_address.h
parent4acf4b9cd4534aaa9102004937e1ba79da01d008 (diff)
downloadlinux-d0dfa16a600190d142f7538e5909d13c35b60d98.tar.xz
of: move of_translate_dma_address to of_address.h
of_translate_dma_address is implemented in common code, so move the declaration there too. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Acked-by: Grant Likely <grant.likely@linaro.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: linuxppc-dev@lists.ozlabs.org
Diffstat (limited to 'include/linux/of_address.h')
-rw-r--r--include/linux/of_address.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/of_address.h b/include/linux/of_address.h
index e8a179773a1a..5f6ed6b182b8 100644
--- a/include/linux/of_address.h
+++ b/include/linux/of_address.h
@@ -34,6 +34,10 @@ static inline void of_pci_range_to_resource(struct of_pci_range *range,
res->name = np->full_name;
}
+/* Translate a DMA address from device space to CPU space */
+extern u64 of_translate_dma_address(struct device_node *dev,
+ const __be32 *in_addr);
+
#ifdef CONFIG_OF_ADDRESS
extern u64 of_translate_address(struct device_node *np, const __be32 *addr);
extern bool of_can_translate_address(struct device_node *dev);