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-rw-r--r--include/asm-ppc/dma-mapping.h10
1 files changed, 0 insertions, 10 deletions
diff --git a/include/asm-ppc/dma-mapping.h b/include/asm-ppc/dma-mapping.h
index 6e9635114433..798602620e87 100644
--- a/include/asm-ppc/dma-mapping.h
+++ b/include/asm-ppc/dma-mapping.h
@@ -24,22 +24,12 @@ extern void __dma_free_coherent(size_t size, void *vaddr);
24extern void __dma_sync(void *vaddr, size_t size, int direction); 24extern void __dma_sync(void *vaddr, size_t size, int direction);
25extern void __dma_sync_page(struct page *page, unsigned long offset, 25extern void __dma_sync_page(struct page *page, unsigned long offset,
26 size_t size, int direction); 26 size_t size, int direction);
27#define dma_cache_inv(_start,_size) \
28 invalidate_dcache_range(_start, (_start + _size))
29#define dma_cache_wback(_start,_size) \
30 clean_dcache_range(_start, (_start + _size))
31#define dma_cache_wback_inv(_start,_size) \
32 flush_dcache_range(_start, (_start + _size))
33 27
34#else /* ! CONFIG_NOT_COHERENT_CACHE */ 28#else /* ! CONFIG_NOT_COHERENT_CACHE */
35/* 29/*
36 * Cache coherent cores. 30 * Cache coherent cores.
37 */ 31 */
38 32
39#define dma_cache_inv(_start,_size) do { } while (0)
40#define dma_cache_wback(_start,_size) do { } while (0)
41#define dma_cache_wback_inv(_start,_size) do { } while (0)
42
43#define __dma_alloc_coherent(gfp, size, handle) NULL 33#define __dma_alloc_coherent(gfp, size, handle) NULL
44#define __dma_free_coherent(size, addr) do { } while (0) 34#define __dma_free_coherent(size, addr) do { } while (0)
45#define __dma_sync(addr, size, rw) do { } while (0) 35#define __dma_sync(addr, size, rw) do { } while (0)