diff --git a/kernel/dma/direct.c b/kernel/dma/direct.c
index ac7956c38f69..c5eeacb36c7d 100644
--- a/kernel/dma/direct.c
+++ b/kernel/dma/direct.c
@@ -43,6 +43,7 @@ u64 dma_direct_get_required_mask(struct device *dev)
 
 	return (1ULL << (fls64(max_dma) - 1)) * 2 - 1;
 }
+EXPORT_SYMBOL_GPL(dma_direct_get_required_mask);
 
 static gfp_t __dma_direct_optimal_gfp_mask(struct device *dev, u64 dma_mask,
 		u64 *phys_limit)
@@ -231,6 +232,7 @@ void *dma_direct_alloc(struct device *dev, size_t size,
 		return arch_dma_alloc(dev, size, dma_handle, gfp, attrs);
 	return dma_direct_alloc_pages(dev, size, dma_handle, gfp, attrs);
 }
+EXPORT_SYMBOL_GPL(dma_direct_alloc);
 
 void dma_direct_free(struct device *dev, size_t size,
 		void *cpu_addr, dma_addr_t dma_addr, unsigned long attrs)
@@ -242,6 +244,7 @@ void dma_direct_free(struct device *dev, size_t size,
 	else
 		dma_direct_free_pages(dev, size, cpu_addr, dma_addr, attrs);
 }
+EXPORT_SYMBOL_GPL(dma_direct_free);
 
 #if defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE) || \
     defined(CONFIG_SWIOTLB)
diff --git a/kernel/dma/mapping.c b/kernel/dma/mapping.c
index 12ff766ec1fa..dd725aadb15e 100644
--- a/kernel/dma/mapping.c
+++ b/kernel/dma/mapping.c
@@ -120,6 +120,7 @@ int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt,
 		sg_set_page(sgt->sgl, page, PAGE_ALIGN(size), 0);
 	return ret;
 }
+EXPORT_SYMBOL_GPL(dma_common_get_sgtable);
 
 /*
  * The whole dma_get_sgtable() idea is fundamentally unsafe - it seems
@@ -194,6 +195,7 @@ int dma_common_mmap(struct device *dev, struct vm_area_struct *vma,
 	return -ENXIO;
 #endif /* CONFIG_MMU */
 }
+EXPORT_SYMBOL_GPL(dma_common_mmap);
 
 /**
  * dma_can_mmap - check if a given device supports dma_mmap_*