diff --git a/include/linux/dma-map-ops.h b/include/linux/dma-map-ops.h
index c4c93c72ff6f..8604106c0c01 100644
--- a/include/linux/dma-map-ops.h
+++ b/include/linux/dma-map-ops.h
@@ -93,12 +93,7 @@ static inline void set_dma_ops(struct device *dev,
 #ifdef CONFIG_DMA_CMA
 extern struct cma *dma_contiguous_default_area;
 
-static inline struct cma *dev_get_cma_area(struct device *dev)
-{
-	if (dev && dev->cma_area)
-		return dev->cma_area;
-	return dma_contiguous_default_area;
-}
+struct cma *dev_get_cma_area(struct device *dev);
 struct cma *dma_contiguous_get_area_by_idx(unsigned int idx);
 
 void dma_contiguous_reserve(phys_addr_t addr_limit);
diff --git a/kernel/dma/contiguous.c b/kernel/dma/contiguous.c
index afa9fd313040..40a0ead24979 100644
--- a/kernel/dma/contiguous.c
+++ b/kernel/dma/contiguous.c
@@ -131,6 +131,14 @@ bool __init cma_skip_dt_default_reserved_mem(void)
 	return size_cmdline != -1;
 }
 
+struct cma *dev_get_cma_area(struct device *dev)
+{
+	if (dev && dev->cma_area)
+		return dev->cma_area;
+
+	return dma_contiguous_default_area;
+}
+
 #ifdef CONFIG_DMA_NUMA_CMA
 
 static struct cma *dma_contiguous_numa_area[MAX_NUMNODES];