Add header file macro definition. Signed-off-by: Li zeming <zem...@nfschina.com> --- drivers/macintosh/ams/ams.h | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/macintosh/ams/ams.h b/drivers/macintosh/ams/ams.h index 935bdd9cd9a6..5ec5547f151b 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 +72,4 @@ extern int ams_i2c_init(struct device_node *np); extern int ams_input_init(void); extern void ams_input_exit(void); +#endif -- 2.18.2