--- /dev/null
+From 7847d85e7f37a4a40e483f3b3095c7f8a9fdf5ee Mon Sep 17 00:00:00 2001
+From: Mingke Wang <mingke.wang@freescale.com>
+Date: Thu, 19 Mar 2015 14:15:25 +0800
+Subject: [PATCH 02/13] gstplaysink: don't set async of custom text-sink to
+ false
+
+Setting async to false leads to A/V sync problem when seeking.
+The preroll need to use GAP event instead of set async to false.
+
+Upstream-Status: Inappropriate [i.MX specific]
+
+Signed-off-by: Mingke Wang <mingke.wang@freescale.com>
+---
+ gst/playback/gstplaysink.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+ mode change 100644 => 100755 gst/playback/gstplaysink.c
+
+diff --git a/gst/playback/gstplaysink.c b/gst/playback/gstplaysink.c
+old mode 100644
+new mode 100755
+index eaac018..02d019e
+--- a/gst/playback/gstplaysink.c
++++ b/gst/playback/gstplaysink.c
+@@ -2430,7 +2430,7 @@ gen_text_chain (GstPlaySink * playsink)
+ G_TYPE_BOOLEAN);
+ if (elem) {
+ /* make sure the sparse subtitles don't participate in the preroll */
+- g_object_set (elem, "async", FALSE, NULL);
++ //g_object_set (elem, "async", FALSE, NULL);
+ GST_DEBUG_OBJECT (playsink, "adding custom text sink");
+ gst_bin_add (bin, chain->sink);
+ /* NOTE streamsynchronizer needs streams decoupled */
+--
+1.9.1
+