dma-mapping: cosolidate dma_mapping_error

[karo-tx-linux.git] / arch / s390 / include / asm / dma-mapping.h

diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h
index c29c9c7d81e83d3b24cc119866a4a3c6e8e36ac3..3c293291319bc8d4de3a497857038d4d3dc571a5 100644 (file)
--- a/arch/s390/include/asm/dma-mapping.h
+++ b/arch/s390/include/asm/dma-mapping.h
@@ -25,9 +25,6 @@ static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
 {
 }
 
-#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)
-
 #include <asm-generic/dma-mapping-common.h>
 
 static inline int dma_supported(struct device *dev, u64 mask)
@@ -46,14 +43,4 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
        return addr + size - 1 <= *dev->dma_mask;
 }
 
-static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
-{
-       struct dma_map_ops *dma_ops = get_dma_ops(dev);
-
-       debug_dma_mapping_error(dev, dma_addr);
-       if (dma_ops->mapping_error)
-               return dma_ops->mapping_error(dev, dma_addr);
-       return dma_addr == DMA_ERROR_CODE;
-}
-
 #endif /* _ASM_S390_DMA_MAPPING_H */