MIPS: Remove unnecessary platform dma helper functions

[firefly-linux-kernel-4.4.55.git] / arch / mips / include / asm / mach-loongson / dma-coherence.h

diff --git a/arch/mips/include/asm/mach-loongson/dma-coherence.h b/arch/mips/include/asm/mach-loongson/dma-coherence.h
index e1433055fe98b5f6e876313bbdb98b23a2021e75..aeb2c05d61456de8b0143984fe1c9626e8acae6d 100644 (file)
--- a/arch/mips/include/asm/mach-loongson/dma-coherence.h
+++ b/arch/mips/include/asm/mach-loongson/dma-coherence.h
@@ -53,16 +53,6 @@ static inline int plat_dma_supported(struct device *dev, u64 mask)
        return 1;
 }
 
-static inline void plat_extra_sync_for_device(struct device *dev)
-{
-}
-
-static inline int plat_dma_mapping_error(struct device *dev,
-                                        dma_addr_t dma_addr)
-{
-       return 0;
-}
-
 static inline int plat_device_is_coherent(struct device *dev)
 {
        return 0;