diff --git a/drivers/video/rockchip/rga3/include/rga_drv.h b/drivers/video/rockchip/rga3/include/rga_drv.h
index 042a7b164a67..199166f4cc9c 100644
--- a/drivers/video/rockchip/rga3/include/rga_drv.h
+++ b/drivers/video/rockchip/rga3/include/rga_drv.h
@@ -86,7 +86,7 @@
 
 #define DRIVER_MAJOR_VERISON		1
 #define DRIVER_MINOR_VERSION		2
-#define DRIVER_REVISION_VERSION		13
+#define DRIVER_REVISION_VERSION		14
 
 #define DRIVER_VERSION (STR(DRIVER_MAJOR_VERISON) "." STR(DRIVER_MINOR_VERSION) \
 			"." STR(DRIVER_REVISION_VERSION))
diff --git a/drivers/video/rockchip/rga3/rga_dma_buf.c b/drivers/video/rockchip/rga3/rga_dma_buf.c
index 2d6aeb43d7c8..e0b948d80734 100644
--- a/drivers/video/rockchip/rga3/rga_dma_buf.c
+++ b/drivers/video/rockchip/rga3/rga_dma_buf.c
@@ -291,20 +291,6 @@ static inline struct iommu_domain *rga_iommu_get_dma_domain(struct device *dev)
 	return iommu_get_domain_for_dev(dev);
 }
 
-static inline void rga_dma_flush_cache_by_sgt(struct sg_table *sgt)
-{
-	struct scatterlist *sg;
-	int i;
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0))
-	for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
-		arch_dma_prep_coherent(sg_page(sg), sg->length);
-#else
-	for_each_sg(sgt->sgl, sg, sgt->orig_nents, i)
-		__dma_flush_area(sg_page(sg), sg->length);
-#endif
-}
-
 void rga_iommu_unmap_virt_addr(struct rga_dma_buffer *virt_dma_buf)
 {
 	if (virt_dma_buf == NULL)
@@ -353,9 +339,6 @@ int rga_iommu_map_virt_addr(struct rga_memory_parm *memory_parm,
 		return -ENOMEM;
 	}
 
-	if (!(ioprot & IOMMU_CACHE))
-		rga_dma_flush_cache_by_sgt(sgt);
-
 	map_size = rga_iommu_map_sg(domain, iova, sgt->sgl, sgt->orig_nents, ioprot);
 	if (map_size < size) {
 		pr_err("iommu can not map sgt to iova");