Revert "msm: camera: Always report real time timestamp"

This reverts commit e4ced52.

Change-Id: Iae3427d52222130ebc2100bbc9521bc21a3f7db5

Author: Gary Bisson

drivers/media/platform/msm/camera_v2/isp/msm_isp_axi_util.c

@@ -4021,7 +4021,7 @@ void msm_isp_process_axi_irq_stream(struct vfe_device *vfe_dev,
 		msm_isp_get_avtimer_ts(ts);
 		time_stamp = &ts->vt_time;
 	} else {
-		time_stamp = &ts->event_time;
+		time_stamp = &ts->buf_time;
 	}
 
 	frame_id = vfe_dev->axi_data.

drivers/media/platform/msm/camera_v2/isp/msm_isp_util.c

@@ -208,14 +208,15 @@ void msm_isp_get_timestamp(struct msm_isp_timestamp *time_stamp,
 {
 	struct timespec ts;
 
-	get_monotonic_boottime(&ts);
-	time_stamp->event_time.tv_sec = ts.tv_sec;
-	time_stamp->event_time.tv_usec = ts.tv_nsec / 1000;
-	time_stamp->buf_time = time_stamp->event_time;
+	do_gettimeofday(&(time_stamp->event_time));
 	if (vfe_dev->vt_enable) {
 		msm_isp_get_avtimer_ts(time_stamp);
 		time_stamp->buf_time.tv_sec    = time_stamp->vt_time.tv_sec;
 		time_stamp->buf_time.tv_usec   = time_stamp->vt_time.tv_usec;
+	} else {
+		get_monotonic_boottime(&ts);
+		time_stamp->buf_time.tv_sec    = ts.tv_sec;
+		time_stamp->buf_time.tv_usec   = ts.tv_nsec/1000;
 	}
 }