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Diffstat (limited to 'arch/blackfin/include/asm/dma-mapping.h')
-rw-r--r--arch/blackfin/include/asm/dma-mapping.h46
1 files changed, 0 insertions, 46 deletions
diff --git a/arch/blackfin/include/asm/dma-mapping.h b/arch/blackfin/include/asm/dma-mapping.h
deleted file mode 100644
index 04254ac36bed..000000000000
--- a/arch/blackfin/include/asm/dma-mapping.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Copyright 2004-2009 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#ifndef _BLACKFIN_DMA_MAPPING_H
-#define _BLACKFIN_DMA_MAPPING_H
-
-#include <asm/cacheflush.h>
-
-extern void
-__dma_sync(dma_addr_t addr, size_t size, enum dma_data_direction dir);
-static inline void
-__dma_sync_inline(dma_addr_t addr, size_t size, enum dma_data_direction dir)
-{
- switch (dir) {
- case DMA_NONE:
- BUG();
- case DMA_TO_DEVICE: /* writeback only */
- flush_dcache_range(addr, addr + size);
- break;
- case DMA_FROM_DEVICE: /* invalidate only */
- case DMA_BIDIRECTIONAL: /* flush and invalidate */
- /* Blackfin has no dedicated invalidate (it includes a flush) */
- invalidate_dcache_range(addr, addr + size);
- break;
- }
-}
-static inline void
-_dma_sync(dma_addr_t addr, size_t size, enum dma_data_direction dir)
-{
- if (__builtin_constant_p(dir))
- __dma_sync_inline(addr, size, dir);
- else
- __dma_sync(addr, size, dir);
-}
-
-extern const struct dma_map_ops bfin_dma_ops;
-
-static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
-{
- return &bfin_dma_ops;
-}
-
-#endif /* _BLACKFIN_DMA_MAPPING_H */