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-rw-r--r--Documentation/DMA-API.txt6
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt
index 8621a064f7e1..3dc1f9125caf 100644
--- a/Documentation/DMA-API.txt
+++ b/Documentation/DMA-API.txt
@@ -431,10 +431,10 @@ be identical to those passed in (and returned by
dma_alloc_noncoherent()).
int
-dma_is_consistent(dma_addr_t dma_handle)
+dma_is_consistent(struct device *dev, dma_addr_t dma_handle)
-returns true if the memory pointed to by the dma_handle is actually
-consistent.
+returns true if the device dev is performing consistent DMA on the memory
+area pointed to by the dma_handle.
int
dma_get_cache_alignment(void)