This tutorial lists the changes required for the vadd kernel. Note that this is only one example and there are also other ways to implement the same functions.
Add following ‘include’ commands at the beginning of the file, right before the ‘define’ command.
OLD:
#define DATA_SIZE 4096
NEW:
#include "ap_int.h"
#include "ap_axi_sdata.h"
#define DATA_SIZE 4096