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Diffstat (limited to 'arch/sh/include/asm/dma-mapping.h')
-rw-r--r--arch/sh/include/asm/dma-mapping.h13
1 files changed, 2 insertions, 11 deletions
diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h
index 2c3fa2ccbe9b..98308c497162 100644
--- a/arch/sh/include/asm/dma-mapping.h
+++ b/arch/sh/include/asm/dma-mapping.h
@@ -9,6 +9,8 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev)
return dma_ops;
}
+#define DMA_ERROR_CODE 0
+
#include <asm-generic/dma-mapping-common.h>
static inline int dma_supported(struct device *dev, u64 mask)
@@ -38,17 +40,6 @@ static inline int dma_set_mask(struct device *dev, u64 mask)
void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
enum dma_data_direction dir);
-static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
-{
- struct dma_map_ops *ops = get_dma_ops(dev);
-
- debug_dma_mapping_error(dev, dma_addr);
- if (ops->mapping_error)
- return ops->mapping_error(dev, dma_addr);
-
- return dma_addr == 0;
-}
-
/* arch/sh/mm/consistent.c */
extern void *dma_generic_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_addr, gfp_t flag,