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

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2015-03-27 15:10:30 +01:00
parent 2530738013
commit 0acbfc66d0
9 changed files with 35 additions and 1 deletions
--- a/arch/mips/include/asm/mach-generic/dma-coherence.h
+++ b/arch/mips/include/asm/mach-generic/dma-coherence.h
@@ -52,6 +52,10 @@ static inline int plat_device_is_coherent(struct device *dev)
 	return coherentio;
 }

+static inline void plat_post_dma_flush(struct device *dev)
+{
+}
+
 #ifdef CONFIG_SWIOTLB
 static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
 {