x86: move alloc and free coherent to common header

they are the same between architectures. (except for the fact
that x86_64 has duplicate code)

move them to dma-mapping.h

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 0 insertions, 11 deletions

diff --git a/include/asm-x86/dma-mapping_64.h b/include/asm-x86/dma-mapping_64.h
index 707dbbe86a26..ce881d992228 100644
--- a/include/asm-x86/dma-mapping_64.h
+++ b/include/asm-x86/dma-mapping_64.h
@@ -12,17 +12,6 @@ static inline int dma_mapping_error(dma_addr_t dma_addr)
         return (dma_addr == bad_dma_address);
 }
 
-#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
-#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
-
-#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
-#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
-
-extern void *dma_alloc_coherent(struct device *dev, size_t size,
-                                dma_addr_t *dma_handle, gfp_t gfp);
-extern void dma_free_coherent(struct device *dev, size_t size, void *vaddr,
-                              dma_addr_t dma_handle);
-
 #define dma_map_page(dev,page,offset,size,dir) \
         dma_map_single((dev), page_address(page)+(offset), (size), (dir))