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-rw-r--r--arch/frv/mb93090-mb00/pci-dma.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/frv/mb93090-mb00/pci-dma.c b/arch/frv/mb93090-mb00/pci-dma.c
index 662f7b12d005..3ddedebc4eb3 100644
--- a/arch/frv/mb93090-mb00/pci-dma.c
+++ b/arch/frv/mb93090-mb00/pci-dma.c
@@ -61,7 +61,7 @@ EXPORT_SYMBOL(dma_map_single);
/*
* Map a set of buffers described by scatterlist in streaming
* mode for DMA. This is the scather-gather version of the
- * above pci_map_single interface. Here the scatter gather list
+ * above dma_map_single interface. Here the scatter gather list
* elements are each tagged with the appropriate dma address
* and length. They are obtained via sg_dma_{address,length}(SG).
*
@@ -71,7 +71,7 @@ EXPORT_SYMBOL(dma_map_single);
* The routine returns the number of addr/length pairs actually
* used, at most nents.
*
- * Device ownership issues as mentioned above for pci_map_single are
+ * Device ownership issues as mentioned above for dma_map_single are
* the same here.
*/
int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
@@ -105,6 +105,13 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
EXPORT_SYMBOL(dma_map_sg);
+/*
+ * Map a single page of the indicated size for DMA in streaming mode.
+ * The 32-bit bus address to use is returned.
+ *
+ * Device ownership issues as mentioned above for dma_map_single are
+ * the same here.
+ */
dma_addr_t dma_map_page(struct device *dev, struct page *page, unsigned long offset,
size_t size, enum dma_data_direction direction)
{
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