[media] v4l: Convert drivers to use monotonic timestamps

Convert drivers using wall clock time (CLOCK_REALTIME) to timestamp from the
monotonic timer (CLOCK_MONOTONIC).

Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/platform/vino.c b/drivers/media/platform/vino.c
index 70b0bf4..28350e7 100644
--- a/drivers/media/platform/vino.c
+++ b/drivers/media/platform/vino.c
@@ -2474,8 +2474,8 @@
 
 		if ((!handled_a) && (done_a || skip_a)) {
 			if (!skip_a) {
-				do_gettimeofday(&vino_drvdata->
-						a.int_data.timestamp);
+				v4l2_get_timestamp(
+					&vino_drvdata->a.int_data.timestamp);
 				vino_drvdata->a.int_data.frame_counter = fc_a;
 			}
 			vino_drvdata->a.int_data.skip = skip_a;
@@ -2489,8 +2489,8 @@
 
 		if ((!handled_b) && (done_b || skip_b)) {
 			if (!skip_b) {
-				do_gettimeofday(&vino_drvdata->
-						b.int_data.timestamp);
+				v4l2_get_timestamp(
+					&vino_drvdata->b.int_data.timestamp);
 				vino_drvdata->b.int_data.frame_counter = fc_b;
 			}
 			vino_drvdata->b.int_data.skip = skip_b;