From: rongrong zhou <rongrong.zhou@amlogic.com>
Date: Wed, 6 Mar 2019 09:59:28 +0000 (+0800)
Subject: ptsserv: fix pts lookup fail issue [3/3]
X-Git-Tag: hardkernel-4.9.236-104~1627
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b7da1a0d3647489319b08f2d2109f61ffb51bd9b;p=platform%2Fkernel%2Flinux-amlogic.git

ptsserv: fix pts lookup fail issue [3/3]

PD#SWPL-3730

Problem:
playback not smooth

Solution:
if p2 lookup fail, set p2 = p

Verify:
  verified by x301

Change-Id: I181eae2ba40edd937df12e0925c2a55c856162ba
Signed-off-by: rongrong zhou <rongrong.zhou@amlogic.com>
---

diff --git a/drivers/amlogic/media/frame_sync/ptsserv.c b/drivers/amlogic/media/frame_sync/ptsserv.c
index dde139f..82e1213 100644
--- a/drivers/amlogic/media/frame_sync/ptsserv.c
+++ b/drivers/amlogic/media/frame_sync/ptsserv.c
@@ -752,6 +752,11 @@ static int pts_lookup_offset_inline_locked(u8 type, u32 offset, u32 *val,
 
 				p2 = p;
 			}
+			/* if p2 lookup fail, set p2 = p */
+			if (type == PTS_TYPE_VIDEO && p2 && p &&
+			OFFSET_DIFF(offset, p2->offset) > lookup_threshold &&
+			OFFSET_DIFF(offset, p->offset) < lookup_threshold)
+				p2 = p;
 		} else if (OFFSET_LATER(p->offset, offset)) {
 			list_for_each_entry_continue_reverse(p,
 					&pTable->