From 2dfcace75e1e1dfbd89af63fce1bfe8aebe38427 Mon Sep 17 00:00:00 2001
From: Li zeming <zeming@nfschina.com>
Date: Thu, 7 Jul 2022 09:53:52 +0800
Subject: [PATCH] macintosh/ams/ams: Add header file macro definition

Add header file macro definition.

Signed-off-by: Li zeming <zeming@nfschina.com>
[mpe: Add endif comment]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220707015352.3391-1-zeming@nfschina.com
---
 drivers/macintosh/ams/ams.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/macintosh/ams/ams.h b/drivers/macintosh/ams/ams.h
index 935bdd9..2c159c8 100644
--- a/drivers/macintosh/ams/ams.h
+++ b/drivers/macintosh/ams/ams.h
@@ -1,4 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _AMS_H
+#define _AMS_H
+
 #include <linux/i2c.h>
 #include <linux/input.h>
 #include <linux/kthread.h>
@@ -69,3 +72,5 @@ extern int ams_i2c_init(struct device_node *np);
 
 extern int ams_input_init(void);
 extern void ams_input_exit(void);
+
+#endif /* _AMS_H */
-- 
2.7.4