--- zzzz-none-000/linux-3.10.107/include/asm-generic/dma-contiguous.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/asm-generic/dma-contiguous.h	2021-02-04 17:41:59.000000000 +0000
@@ -1,28 +1,9 @@
-#ifndef ASM_DMA_CONTIGUOUS_H
-#define ASM_DMA_CONTIGUOUS_H
+#ifndef _ASM_GENERIC_DMA_CONTIGUOUS_H
+#define _ASM_GENERIC_DMA_CONTIGUOUS_H
 
-#ifdef __KERNEL__
-#ifdef CONFIG_CMA
+#include <linux/types.h>
 
-#include <linux/device.h>
-#include <linux/dma-contiguous.h>
-
-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;
-}
-
-static inline void dev_set_cma_area(struct device *dev, struct cma *cma)
-{
-	if (dev)
-		dev->cma_area = cma;
-	if (!dev && !dma_contiguous_default_area)
-		dma_contiguous_default_area = cma;
-}
-
-#endif
-#endif
+static inline void
+dma_contiguous_early_fixup(phys_addr_t base, unsigned long size) { }
 
 #endif