Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h
index e81c4e9..34de7b1 100644
--- a/arch/mips/include/asm/dma-mapping.h
+++ b/arch/mips/include/asm/dma-mapping.h
@@ -10,22 +10,8 @@
{
#if defined(CONFIG_MACH_JAZZ)
return &jazz_dma_ops;
-#elif defined(CONFIG_SWIOTLB)
- return &swiotlb_dma_ops;
-#elif defined(CONFIG_DMA_NONCOHERENT_OPS)
- return &dma_noncoherent_ops;
#else
- return &dma_direct_ops;
-#endif
-}
-
-#define arch_setup_dma_ops arch_setup_dma_ops
-static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base,
- u64 size, const struct iommu_ops *iommu,
- bool coherent)
-{
-#ifdef CONFIG_DMA_PERDEV_COHERENT
- dev->archdata.dma_coherent = coherent;
+ return NULL;
#endif
}