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-rw-r--r--arch/arm/include/asm/cacheflush.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index 730aefcfbee..4c733236e34 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -213,6 +213,9 @@ struct cpu_cache_fns {
void (*coherent_user_range)(unsigned long, unsigned long);
void (*flush_kern_dcache_area)(void *, size_t);
+ void (*dma_map_area)(const void *, size_t, int);
+ void (*dma_unmap_area)(const void *, size_t, int);
+
void (*dma_inv_range)(const void *, const void *);
void (*dma_clean_range)(const void *, const void *);
void (*dma_flush_range)(const void *, const void *);
@@ -244,6 +247,8 @@ extern struct cpu_cache_fns cpu_cache;
* is visible to DMA, or data written by DMA to system memory is
* visible to the CPU.
*/
+#define dmac_map_area cpu_cache.dma_map_area
+#define dmac_unmap_area cpu_cache.dma_unmap_area
#define dmac_inv_range cpu_cache.dma_inv_range
#define dmac_clean_range cpu_cache.dma_clean_range
#define dmac_flush_range cpu_cache.dma_flush_range
@@ -270,10 +275,14 @@ extern void __cpuc_flush_dcache_area(void *, size_t);
* is visible to DMA, or data written by DMA to system memory is
* visible to the CPU.
*/
+#define dmac_map_area __glue(_CACHE,_dma_map_area)
+#define dmac_unmap_area __glue(_CACHE,_dma_unmap_area)
#define dmac_inv_range __glue(_CACHE,_dma_inv_range)
#define dmac_clean_range __glue(_CACHE,_dma_clean_range)
#define dmac_flush_range __glue(_CACHE,_dma_flush_range)
+extern void dmac_map_area(const void *, size_t, int);
+extern void dmac_unmap_area(const void *, size_t, int);
extern void dmac_inv_range(const void *, const void *);
extern void dmac_clean_range(const void *, const void *);
extern void dmac_flush_range(const void *, const void *);