diff options
Diffstat (limited to 'arch/nios2/include/asm/dma-mapping.h')
-rw-r--r-- | arch/nios2/include/asm/dma-mapping.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/arch/nios2/include/asm/dma-mapping.h b/arch/nios2/include/asm/dma-mapping.h deleted file mode 100644 index 65f67bc..0000000 --- a/arch/nios2/include/asm/dma-mapping.h +++ /dev/null @@ -1,24 +0,0 @@ -#ifndef __ASM_NIOS2_DMA_MAPPING_H -#define __ASM_NIOS2_DMA_MAPPING_H - -#include <memalign.h> -#include <asm/io.h> - -/* - * dma_alloc_coherent() return cache-line aligned allocation which is mapped - * to uncached io region. - */ -static inline void *dma_alloc_coherent(size_t len, unsigned long *handle) -{ - unsigned long addr = (unsigned long)malloc_cache_aligned(len); - - if (!addr) - return NULL; - - invalidate_dcache_range(addr, addr + len); - if (handle) - *handle = addr; - - return map_physmem(addr, len, MAP_NOCACHE); -} -#endif /* __ASM_NIOS2_DMA_MAPPING_H */ |