v4.19.13 snapshot.
diff --git a/include/uapi/linux/raw.h b/include/uapi/linux/raw.h
new file mode 100644
index 0000000..dc96dda
--- /dev/null
+++ b/include/uapi/linux/raw.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef __LINUX_RAW_H
+#define __LINUX_RAW_H
+
+#include <linux/types.h>
+
+#define RAW_SETBIND	_IO( 0xac, 0 )
+#define RAW_GETBIND	_IO( 0xac, 1 )
+
+struct raw_config_request 
+{
+	int	raw_minor;
+	__u64	block_major;
+	__u64	block_minor;
+};
+
+#define MAX_RAW_MINORS CONFIG_MAX_RAW_DEVS
+
+#endif /* __LINUX_RAW_H */