From: Cao Jian <jian.cao@amlogic.com>
Date: Wed, 16 Jun 2021 05:51:44 +0000 (+0800)
Subject: picdec: skip putting vframe if current buffer is being in used [1/1]
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1e8e4174361ed553171538e05bd9fe9f114852e6;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

picdec: skip putting vframe if current buffer is being in used [1/1]

PD#SWPL-52807

Problem:
GIF pictures flicker after quickly switching pictures

Solution:
skip putting vframe if current buffer is being in used

Verify:
on t5

Change-Id: Id1366ead409967a6055d5de5413f16774407c778
Signed-off-by: Cao Jian <jian.cao@amlogic.com>
---

diff --git a/drivers/amlogic/media/video_processor/pic_dev/picdec.c b/drivers/amlogic/media/video_processor/pic_dev/picdec.c
index edeb424ffae2..0d2825248092 100644
--- a/drivers/amlogic/media/video_processor/pic_dev/picdec.c
+++ b/drivers/amlogic/media/video_processor/pic_dev/picdec.c
@@ -199,6 +199,10 @@ static void picdec_vf_put(struct vframe_s *vf, void *op_arg)
 	if (!vf)
 		return;
 	INCPTR(putting_ptr);
+	if (putting_ptr == fill_ptr) {
+		aml_pr_info(1, "buffer%d is being in use, skip\n", fill_ptr);
+		return;
+	}
 	for (i = 0; i < VF_POOL_SIZE; i++) {
 		canvas_addr = index2canvas(i);
 		if (vf->canvas0Addr == canvas_addr) {