zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/tools/perf/util/xyarray.c b/ap/os/linux/linux-3.4.x/tools/perf/util/xyarray.c
new file mode 100644
index 0000000..22afbf6
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/tools/perf/util/xyarray.c
@@ -0,0 +1,20 @@
+#include "xyarray.h"
+#include "util.h"
+
+struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size)
+{
+ size_t row_size = ylen * entry_size;
+ struct xyarray *xy = zalloc(sizeof(*xy) + xlen * row_size);
+
+ if (xy != NULL) {
+ xy->entry_size = entry_size;
+ xy->row_size = row_size;
+ }
+
+ return xy;
+}
+
+void xyarray__delete(struct xyarray *xy)
+{
+ free(xy);
+}