From c1065e6c7dfa9ea896b9ba6259c86601f088f987 Mon Sep 17 00:00:00 2001
From: manhao liang <manhao.liang@amlogic.com>
Date: Thu, 31 May 2018 16:00:47 +0800
Subject: [PATCH] dvb: AV SYNC register func instead of func pointer.

PD#167562: dvb av sync: register func instead of func pointer.

Change-Id: Ia28f30d99e9ffb27236ec5d4d0da94451a013e6d
Signed-off-by: manhao liang <manhao.liang@amlogic.com>
---
 drivers/amlogic/media/frame_sync/tsync.c      | 62 ++++++++++++++++---
 .../linux/amlogic/media/frame_sync/tsync.h    | 16 +++++
 2 files changed, 69 insertions(+), 9 deletions(-)

diff --git a/drivers/amlogic/media/frame_sync/tsync.c b/drivers/amlogic/media/frame_sync/tsync.c
index 5d5d26cbda87..34ed546ccdee 100644
--- a/drivers/amlogic/media/frame_sync/tsync.c
+++ b/drivers/amlogic/media/frame_sync/tsync.c
@@ -155,31 +155,23 @@ static bool dobly_avsync_test;
 static int slowsync_enable;
 
 pfun_tsdemux_pcrscr_valid tsdemux_pcrscr_valid_cb;
-EXPORT_SYMBOL(tsdemux_pcrscr_valid_cb);
 
 pfun_tsdemux_pcrscr_get tsdemux_pcrscr_get_cb;
-EXPORT_SYMBOL(tsdemux_pcrscr_get_cb);
 
 pfun_tsdemux_first_pcrscr_get tsdemux_first_pcrscr_get_cb;
-EXPORT_SYMBOL(tsdemux_first_pcrscr_get_cb);
 
 pfun_tsdemux_pcraudio_valid tsdemux_pcraudio_valid_cb;
-EXPORT_SYMBOL(tsdemux_pcraudio_valid_cb);
 
 pfun_tsdemux_pcrvideo_valid tsdemux_pcrvideo_valid_cb;
-EXPORT_SYMBOL(tsdemux_pcrvideo_valid_cb);
 
 pfun_get_buf_by_type get_buf_by_type_cb;
-EXPORT_SYMBOL(get_buf_by_type_cb);
 
 pfun_stbuf_level stbuf_level_cb;
-EXPORT_SYMBOL(stbuf_level_cb);
 
 pfun_stbuf_space stbuf_space_cb;
-EXPORT_SYMBOL(stbuf_space_cb);
 
 pfun_stbuf_size stbuf_size_cb;
-EXPORT_SYMBOL(stbuf_size_cb);
+
 
 /*
  *used to set player start sync mode, 0-none; 1-smoothsync; 2-droppcm;
@@ -241,6 +233,58 @@ static int debug_apts;
 #define PTS_CACHED_HI_NORMAL_TIME (135000)
 #define PTS_CACHED_NORMAL_HI_TIME (180000)
 
+int register_tsync_callbackfunc(enum tysnc_func_type_e ntype, void *pfunc)
+{
+	if (ntype >= TSYNC_FUNC_TYPE_MAX) {
+		pr_info("register_tync_func ntype is err.\n");
+		return -1;
+	}
+	switch (ntype) {
+	case TSYNC_PCRSCR_VALID:
+		tsdemux_pcrscr_valid_cb =
+				(pfun_tsdemux_pcrscr_valid)pfunc;
+		break;
+	case TSYNC_PCRSCR_GET:
+		tsdemux_pcrscr_get_cb =
+				(pfun_tsdemux_pcrscr_get)pfunc;
+		break;
+	case TSYNC_FIRST_PCRSCR_GET:
+		tsdemux_first_pcrscr_get_cb =
+				(pfun_tsdemux_first_pcrscr_get)pfunc;
+		break;
+	case TSYNC_PCRAUDIO_VALID:
+		tsdemux_pcraudio_valid_cb  =
+				(pfun_tsdemux_pcraudio_valid)pfunc;
+		break;
+	case TSYNC_PCRVIDEO_VALID:
+		tsdemux_pcrvideo_valid_cb =
+				(pfun_tsdemux_pcrvideo_valid)pfunc;
+		break;
+	case TSYNC_BUF_BY_BYTE:
+		get_buf_by_type_cb =
+				(pfun_get_buf_by_type)pfunc;
+		break;
+	case TSYNC_STBUF_LEVEL:
+		stbuf_level_cb =
+				(pfun_stbuf_level)pfunc;
+		break;
+	case TSYNC_STBUF_SPACE:
+		stbuf_space_cb =
+				(pfun_stbuf_space)pfunc;
+		break;
+	case TSYNC_STBUF_SIZE:
+		stbuf_size_cb =
+				(pfun_stbuf_size)pfunc;
+		break;
+	default:
+		break;
+	}
+	return 0;
+}
+EXPORT_SYMBOL(register_tsync_callbackfunc);
+
+
+
 static void tsync_pcr_recover_with_audio(void)
 {
 #if 0				/* MESON_CPU_TYPE < MESON_CPU_TYPE_MESON6 */
diff --git a/include/linux/amlogic/media/frame_sync/tsync.h b/include/linux/amlogic/media/frame_sync/tsync.h
index 8a5635d51a21..eaf9b1597ac6 100644
--- a/include/linux/amlogic/media/frame_sync/tsync.h
+++ b/include/linux/amlogic/media/frame_sync/tsync.h
@@ -44,6 +44,19 @@ enum tsync_mode_e {
 	TSYNC_MODE_PCRMASTER,
 };
 
+enum tysnc_func_type_e {
+	TSYNC_PCRSCR_VALID,
+	TSYNC_PCRSCR_GET,
+	TSYNC_FIRST_PCRSCR_GET,
+	TSYNC_PCRAUDIO_VALID,
+	TSYNC_PCRVIDEO_VALID,
+	TSYNC_BUF_BY_BYTE,
+	TSYNC_STBUF_LEVEL,
+	TSYNC_STBUF_SPACE,
+	TSYNC_STBUF_SIZE,
+	TSYNC_FUNC_TYPE_MAX,
+};
+
 extern bool disable_slow_sync;
 
 typedef u8 (*pfun_tsdemux_pcrscr_valid)(void);
@@ -73,6 +86,9 @@ extern pfun_stbuf_space stbuf_space_cb;
 typedef u32 (*pfun_stbuf_size)(struct stream_buf_s *buf);
 extern pfun_stbuf_size stbuf_size_cb;
 
+extern int register_tsync_callbackfunc(
+	enum tysnc_func_type_e ntype, void *pfunc);
+
 #ifdef MODIFY_TIMESTAMP_INC_WITH_PLL
 extern void set_timestamp_inc_factor(u32 factor);
 #endif