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-rw-r--r--include/linux/dma-mapping.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index e0670a51205..ce29b815119 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -142,6 +142,7 @@ static inline int dma_set_seg_boundary(struct device *dev, unsigned long mask)
return -EIO;
}
+#ifdef CONFIG_HAS_DMA
static inline int dma_get_cache_alignment(void)
{
#ifdef ARCH_DMA_MINALIGN
@@ -149,6 +150,7 @@ static inline int dma_get_cache_alignment(void)
#endif
return 1;
}
+#endif
/* flags for the coherent memory api */
#define DMA_MEMORY_MAP 0x01