input: gt9xx: fix compilation warning

Signed-off-by: Huang, Tao <huangtao@rock-chips.com>

diff --git a/drivers/input/touchscreen/gt9xx/gt9xx.c b/drivers/input/touchscreen/gt9xx/gt9xx.c
index e6b2a2d93e06da9d1a7bf67c0159dccc395d3c39..c54055f11f5e8b3f47ab1eb9a80104458cb73c53 100644 (file)
--- a/drivers/input/touchscreen/gt9xx/gt9xx.c
+++ b/drivers/input/touchscreen/gt9xx/gt9xx.c
@@ -1896,7 +1896,7 @@ Input:
 Output:
     None.
 *******************************************************/
-static void goodix_ts_early_suspend(struct tp_device *tp_d)
+static int goodix_ts_early_suspend(struct tp_device *tp_d)
 {
     struct goodix_ts_data *ts;
     s8 ret = -1;
@@ -1930,6 +1930,8 @@ static void goodix_ts_early_suspend(struct tp_device *tp_d)
     // to avoid waking up while not sleeping
     //  delay 48 + 10ms to ensure reliability
     msleep(58);
+
+       return 0;
 }
 
 /*******************************************************
@@ -1940,7 +1942,7 @@ Input:
 Output:
     None.
 *******************************************************/
-static void goodix_ts_early_resume(struct tp_device *tp_d)
+static int goodix_ts_early_resume(struct tp_device *tp_d)
 {
     struct goodix_ts_data *ts;
     s8 ret = -1;
@@ -1983,6 +1985,8 @@ static void goodix_ts_early_resume(struct tp_device *tp_d)
 #if GTP_ESD_PROTECT
     gtp_esd_switch(ts->client, SWITCH_ON);
 #endif
+
+       return 0;
 }
 
 /*******************************************************