Input: ucb1400_ts - fix suspend and resume handling

Instead of stopping the touchscreen we were starting it in suspend, and
disabling it in resume.

Fixes: c899afedf168 ("Input: ucb1400_ts - convert to threaded IRQ")
Reported-by: Anton Volkov <avolkov@ispras.ru>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c
index c1e23cf..1a86cbd 100644
--- a/drivers/input/touchscreen/ucb1400_ts.c
+++ b/drivers/input/touchscreen/ucb1400_ts.c
@@ -414,7 +414,7 @@
 	mutex_lock(&idev->mutex);
 
 	if (idev->users)
-		ucb1400_ts_start(ucb);
+		ucb1400_ts_stop(ucb);
 
 	mutex_unlock(&idev->mutex);
 	return 0;
@@ -428,7 +428,7 @@
 	mutex_lock(&idev->mutex);
 
 	if (idev->users)
-		ucb1400_ts_stop(ucb);
+		ucb1400_ts_start(ucb);
 
 	mutex_unlock(&idev->mutex);
 	return 0;