From: jintao xu <jintao.xu@amlogic.com>
Date: Wed, 18 Dec 2019 03:13:46 +0000 (+0800)
Subject: video_composer: fix black when hdmi hou-plug [1/1]
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f533f9fdb837f6ccf5b9dd7443e5d5ed4ee02550;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

video_composer: fix black when hdmi hou-plug [1/1]

PD#SWPL-17376

Problem:
black when hdmi hou-plug

Solution:
init last_vf when enable video_composer

Verify:
U212

Change-Id: I3ca03d0bf737ce142e1d25de8dd83986645a9870
Signed-off-by: jintao xu <jintao.xu@amlogic.com>
---

diff --git a/drivers/amlogic/media/video_processor/video_composer/video_composer.c b/drivers/amlogic/media/video_processor/video_composer/video_composer.c
index 075a08b4c2d4..ec9ddef9febd 100644
--- a/drivers/amlogic/media/video_processor/video_composer/video_composer.c
+++ b/drivers/amlogic/media/video_processor/video_composer/video_composer.c
@@ -1541,7 +1541,7 @@ static void vc_vf_put(struct vframe_s *vf, void *op_arg)
 		dev->drop_frame_count = 0;
 	} else {
 		dev->drop_frame_count += repeat_count + 1;
-		vc_print(dev->index, PRINT_PERFORMANCE,
+		vc_print(dev->index, PRINT_PERFORMANCE | PRINT_FENCE,
 			 "put: drop repeat_count=%d\n", repeat_count);
 	}
 
@@ -1673,6 +1673,7 @@ static int video_composer_init(struct composer_dev *dev)
 	dev->drop_frame_count = 0;
 	dev->is_sideband = false;
 	dev->need_empty_ready = false;
+	dev->last_file = NULL;
 	init_completion(&dev->task_done);
 
 	disable_video_layer(dev, 2);