diff --git a/kernel/dma/direct.c b/kernel/dma/direct.c
index 71bb2e3440e2..09ca202ac480 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)
@@ -320,6 +321,7 @@ out_free_pages:
 	__dma_direct_free_pages(dev, page, size);
 	return NULL;
 }
+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)
@@ -365,6 +367,7 @@ void dma_direct_free(struct device *dev, size_t size,
 
 	__dma_direct_free_pages(dev, dma_direct_to_page(dev, dma_addr), size);
 }
+EXPORT_SYMBOL_GPL(dma_direct_free);
 
 struct page *dma_direct_alloc_pages(struct device *dev, size_t size,
 		dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp)
diff --git a/kernel/dma/ops_helpers.c b/kernel/dma/ops_helpers.c
index af4a6ef48ce0..e28e1e17eaf5 100644
--- a/kernel/dma/ops_helpers.c
+++ b/kernel/dma/ops_helpers.c
@@ -27,6 +27,7 @@ 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);
 
 /*
  * Create userspace mapping for the DMA-coherent memory.
@@ -57,6 +58,7 @@ int dma_common_mmap(struct device *dev, struct vm_area_struct *vma,
 	return -ENXIO;
 #endif /* CONFIG_MMU */
 }
+EXPORT_SYMBOL_GPL(dma_common_mmap);
 
 struct page *dma_common_alloc_pages(struct device *dev, size_t size,
 		dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp)