[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/tools/perf/util/group.h b/src/kernel/linux/v4.14/tools/perf/util/group.h
new file mode 100644
index 0000000..f36c7e3
--- /dev/null
+++ b/src/kernel/linux/v4.14/tools/perf/util/group.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef GROUP_H
+#define GROUP_H 1
+
+bool arch_topdown_check_group(bool *warn);
+void arch_topdown_group_warn(void);
+
+#endif