This is defined in the asm/cache.h header file. Update this header file to include it.
Signed-off-by: Simon Glass <s...@chromium.org> --- include/linux/dma-mapping.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 20b6d60dd8..6a107d52e0 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -2,6 +2,7 @@ #ifndef _LINUX_DMA_MAPPING_H #define _LINUX_DMA_MAPPING_H +#include <asm/cache.h> #include <linux/dma-direction.h> #include <linux/types.h> #include <asm/dma-mapping.h> -- 2.27.0.rc0.183.gde8f92d652-goog
