[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/drivers/s390/char/ctrlchar.h b/src/kernel/linux/v4.14/drivers/s390/char/ctrlchar.h
new file mode 100644
index 0000000..e52afa3
--- /dev/null
+++ b/src/kernel/linux/v4.14/drivers/s390/char/ctrlchar.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Unified handling of special chars.
+ *
+ * Copyright IBM Corp. 2001
+ * Author(s): Fritz Elfert <felfert@millenux.com> <elfert@de.ibm.com>
+ *
+ */
+
+#include <linux/tty.h>
+#include <linux/sysrq.h>
+#include <linux/workqueue.h>
+
+extern unsigned int
+ctrlchar_handle(const unsigned char *buf, int len, struct tty_struct *tty);
+
+
+#define CTRLCHAR_NONE (1 << 8)
+#define CTRLCHAR_CTRL (2 << 8)
+#define CTRLCHAR_SYSRQ (3 << 8)
+
+#define CTRLCHAR_MASK (~0xffu)
+
+
+#ifdef CONFIG_MAGIC_SYSRQ
+struct sysrq_work {
+ int key;
+ struct work_struct work;
+};
+
+void schedule_sysrq_work(struct sysrq_work *sw);
+#endif