[PATCH 1/4] sandbox: set DMA_ALIGNMENT instead of defining dma_alloc

[Ahmad Fatoum]

<dma.h> will take care to define dma_alloc with DMA_ALIGNMENT as
alignment. As 32 is the default and we for some reason, use 64 for
sandbox, define DMA_ALIGNMENT and drop the now duplicate code.

Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 arch/sandbox/include/asm/dma.h | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/arch/sandbox/include/asm/dma.h b/arch/sandbox/include/asm/dma.h
index ac8b408aae0b..cafbb7fe6a4c 100644
--- a/arch/sandbox/include/asm/dma.h
+++ b/arch/sandbox/include/asm/dma.h
@@ -12,11 +12,7 @@
 #include <linux/string.h>
 #include <driver.h>
 
-#define dma_alloc dma_alloc
-static inline void *dma_alloc(size_t size)
-{
-	return xmemalign(64, ALIGN(size, 64));
-}
+#define DMA_ALIGNMENT	64
 
 #define dma_alloc_coherent dma_alloc_coherent
 static inline void *dma_alloc_coherent(size_t size, dma_addr_t *dma_handle)
-- 
2.39.2