MIPS: DMA: Implement platform hook to perform post-DMA cache flushes.

[linux-drm-fsl-dcu.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 a90534161bd2e29a43ad8d66403dbf2f33ccaa3b..4bf4e19f72e8512fe781b2e7a30d63df1e11dad9 100644 (file)
--- a/arch/mips/include/asm/mach-loongson/dma-coherence.h
+++ b/arch/mips/include/asm/mach-loongson/dma-coherence.h
@@ -78,4 +78,8 @@ static inline int plat_device_is_coherent(struct device *dev)
 #endif /* CONFIG_DMA_NONCOHERENT */
 }
 
+static inline void plat_post_dma_flush(struct device *dev)
+{
+}
+
 #endif /* __ASM_MACH_LOONGSON_DMA_COHERENCE_H */