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Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/dma-mapping.h6
1 files changed, 2 insertions, 4 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index abf369b11f54..b7dd11c02a45 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -694,9 +694,7 @@ static inline int dma_get_cache_alignment(void)
#endif
/* flags for the coherent memory api */
-#define DMA_MEMORY_MAP 0x01
-#define DMA_MEMORY_IO 0x02
-#define DMA_MEMORY_EXCLUSIVE 0x04
+#define DMA_MEMORY_EXCLUSIVE 0x01
#ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT
int dma_declare_coherent_memory(struct device *dev, phys_addr_t phys_addr,
@@ -709,7 +707,7 @@ static inline int
dma_declare_coherent_memory(struct device *dev, phys_addr_t phys_addr,
dma_addr_t device_addr, size_t size, int flags)
{
- return 0;
+ return -ENOSYS;
}
static inline void