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-rw-r--r--Documentation/DMA-API.txt10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt
index 29a48fbae77..0fc5728ed48 100644
--- a/Documentation/DMA-API.txt
+++ b/Documentation/DMA-API.txt
@@ -167,6 +167,16 @@ parameters if it is.
Returns: 0 if successful and a negative error if not.
+int
+dma_set_coherent_mask(struct device *dev, u64 mask)
+int
+pci_set_consistent_dma_mask(struct pci_device *dev, u64 mask)
+
+Checks to see if the mask is possible and updates the device
+parameters if it is.
+
+Returns: 0 if successful and a negative error if not.
+
u64
dma_get_required_mask(struct device *dev)