From: Jihong Sui <jihong.sui@amlogic.com>
Date: Wed, 4 Sep 2019 04:16:31 +0000 (+0800)
Subject: deinterlace: add condition for switch to EI in de_post_process [1/1]
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1b58714ec4e2ac22b5ba732a228a2edc8685fa57;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

deinterlace: add condition for switch to EI in de_post_process [1/1]

PD#SWPL-12002

Problem:
pause and plug out/in hdmi tx, display abnormal

Solution:
add condition for switch to EI in de_post_process
ref to IPTV's project

Verify:
G12A

Change-Id: I6230464c308660c62199aa24ad5843e7c7bd070d
Signed-off-by: Jihong Sui <jihong.sui@amlogic.com>
---

diff --git a/drivers/amlogic/media/deinterlace/deinterlace.c b/drivers/amlogic/media/deinterlace/deinterlace.c
index 453ccf6599b2..a6c373b1f23d 100644
--- a/drivers/amlogic/media/deinterlace/deinterlace.c
+++ b/drivers/amlogic/media/deinterlace/deinterlace.c
@@ -5449,7 +5449,9 @@ de_post_process(void *arg, unsigned int zoom_start_x_lines,
 		}
 		di_post_stru.update_post_reg_flag = 1;
 		/* if height decrease, mtn will not enough */
-		if (di_buf->pd_config.global_mode != PULL_DOWN_BUF1 &&
+		if ((di_buf->pd_config.global_mode
+			!= PULL_DOWN_BUF1) &&
+			!di_buf->di_buf_dup_p[2] &&
 			!post_wr_en)
 			di_buf->pd_config.global_mode = PULL_DOWN_EI;
 	}