From: Changyeon Lee <cyeon.lee@samsung.com>
Date: Mon, 25 Nov 2024 05:32:20 +0000 (+0900)
Subject: tdm_vblank: Remove while for calculating target of SW
X-Git-Tag: accepted/tizen/unified/20241126.175140~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fe02df171c894cd37671fce01fb1c00eb6c10c57;p=platform%2Fcore%2Fuifw%2Flibtdm.git

tdm_vblank: Remove while for calculating target of SW

Change-Id: Ia9112abb7bbdb1f042c070caef883a1cdf20a234
---

diff --git a/src/tdm_vblank.c b/src/tdm_vblank.c
index 8d621d33..d2523f6d 100644
--- a/src/tdm_vblank.c
+++ b/src/tdm_vblank.c
@@ -1490,8 +1490,8 @@ _tdm_vblank_wait_SW(tdm_vblank_wait_info *wait_info)
 	curr = tdm_helper_get_time();
 	target = prev + private_vblank->vblank_gap * wait_info->interval;
 
-	while (target < curr)
-		target += private_vblank->vblank_gap;
+	if (target < curr)
+		target = target + (ceil((curr - target) / private_vblank->vblank_gap) * private_vblank->vblank_gap);
 
 	wait_info->target_seq = private_vblank->last_seq;
 	wait_info->target_seq += (unsigned int)((target - last) / private_vblank->vblank_gap + TDM_TIME_MARGIN);