From 71979acfcd999ee62b5510c3c4f192b49c234701 Mon Sep 17 00:00:00 2001
From: Nanxin Qin<nanxin.qin@amlogic.com>
Date: Thu, 05  Dec  2019  18:15:41  +0000
Subject: v4l: optimize the input buff schedule.

Change-Id: I8224639e94696d99484e7cb94c4a0e97457389bd
Signed-off-by: Nanxin Qin <nanxin.qin@amlogic.com>
---
diff --git a/drivers/frame_provider/decoder/vp9/vvp9.c b/drivers/frame_provider/decoder/vp9/vvp9.c
index 79e71d0..171706f 100644
--- a/drivers/frame_provider/decoder/vp9/vvp9.c
+++ b/drivers/frame_provider/decoder/vp9/vvp9.c
@@ -58,6 +58,7 @@
 #include "../utils/firmware.h"
 #include "../../../common/chips/decoder_cpu_ver_info.h"
 #include "../utils/vdec_v4l2_buffer_ops.h"
+#include <media/v4l2-mem2mem.h>
 
 #define MIX_STREAM_SUPPORT
 
@@ -9786,8 +9787,11 @@ static unsigned long run_ready(struct vdec_s *vdec, unsigned long mask)
 			!ctx->v4l_codec_ready &&
 			pbi->v4l_params_parsed) {
 			ret = 0; /*the params has parsed.*/
-		} else if (!ctx->v4l_codec_dpb_ready)
-			ret = 0;
+		} else if (!ctx->v4l_codec_dpb_ready) {
+			if (v4l2_m2m_num_dst_bufs_ready(ctx->m2m_ctx) <
+				run_ready_min_buf_num)
+				ret = 0;
+		}
 	}
 
 	if (ret)
--
cgit