include/linux/amlogic/media/frame_sync/tsync.h

/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
/*
 * Copyright (c) 2019 Amlogic, Inc. All rights reserved.
 */

#ifndef TSYNC_H
#define TSYNC_H

#define TIME_UNIT90K    (90000)
#define VIDEO_HOLD_THRESHOLD        (TIME_UNIT90K * 3)
#define VIDEO_HOLD_SLOWSYNC_THRESHOLD        (TIME_UNIT90K / 10)
#define AV_DISCONTINUE_THREDHOLD_MIN    (TIME_UNIT90K * 3)
#define AV_DISCONTINUE_THREDHOLD_MAX    (TIME_UNIT90K * 60)

enum avevent_e {
	VIDEO_START,
	VIDEO_PAUSE,
	VIDEO_STOP,
	VIDEO_TSTAMP_DISCONTINUITY,
	AUDIO_START,
	AUDIO_PAUSE,
	AUDIO_RESUME,
	AUDIO_STOP,
	AUDIO_TSTAMP_DISCONTINUITY,
	AUDIO_PRE_START,
	AUDIO_WAIT
};

enum tsync_mode_e {
	TSYNC_MODE_VMASTER,
	TSYNC_MODE_AMASTER,
	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);
extern pfun_tsdemux_pcrscr_valid tsdemux_pcrscr_valid_cb;

typedef u32 (*pfun_tsdemux_pcrscr_get)(void);
extern pfun_tsdemux_pcrscr_get tsdemux_pcrscr_get_cb;

typedef u32 (*pfun_tsdemux_first_pcrscr_get)(void);
extern pfun_tsdemux_first_pcrscr_get tsdemux_first_pcrscr_get_cb;

typedef u8 (*pfun_tsdemux_pcraudio_valid)(void);
extern pfun_tsdemux_pcraudio_valid tsdemux_pcraudio_valid_cb;

typedef u8 (*pfun_tsdemux_pcrvideo_valid)(void);
extern pfun_tsdemux_pcrvideo_valid tsdemux_pcrvideo_valid_cb;

typedef struct stream_buf_s *(*pfun_get_buf_by_type)(u32 type);
extern pfun_get_buf_by_type get_buf_by_type_cb;

typedef u32 (*pfun_stbuf_level)(struct stream_buf_s *buf);
extern pfun_stbuf_level stbuf_level_cb;

typedef u32 (*pfun_stbuf_space)(struct stream_buf_s *buf);
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

#ifdef CALC_CACHED_TIME
extern int pts_cached_time(u8 type);
#endif

extern void tsync_avevent_locked(enum avevent_e event, u32 param);

extern void tsync_mode_reinit(void);

extern void tsync_avevent(enum avevent_e event, u32 param);

extern void tsync_audio_break(int audio_break);

extern void tsync_trick_mode(int trick_mode);

extern void tsync_set_avthresh(unsigned int av_thresh);

extern void tsync_set_syncthresh(unsigned int sync_thresh);

extern void tsync_set_dec_reset(void);

extern void tsync_set_enable(int enable);

extern int tsync_get_mode(void);

extern int tsync_get_sync_adiscont(void);

extern int tsync_get_sync_vdiscont(void);

extern void tsync_set_sync_adiscont(int syncdiscont);

extern void tsync_set_sync_vdiscont(int syncdiscont);

extern u32 tsync_get_sync_adiscont_diff(void);

extern u32 tsync_get_sync_vdiscont_diff(void);

extern void tsync_set_sync_adiscont_diff(u32 discontinue_diff);

extern void tsync_set_sync_vdiscont_diff(u32 discontinue_diff);
extern int tsync_set_apts(unsigned int pts);

extern void tsync_init(void);

extern void tsync_set_automute_on(int automute_on);

extern int tsync_get_debug_pts_checkin(void);

extern int tsync_get_debug_pts_checkout(void);

extern int tsync_get_debug_vpts(void);

extern int tsync_get_debug_apts(void);
extern int tsync_get_av_threshold_min(void);

extern int tsync_get_av_threshold_max(void);

extern int tsync_set_av_threshold_min(int min);

extern int tsync_set_av_threshold_max(int max);

static inline u32 tsync_vpts_discontinuity_margin(void)
{
	return tsync_get_av_threshold_min();
}

#ifdef CONFIG_AMLOGIC_MEDIA_VIDEO
extern int get_vsync_pts_inc_mode(void);
extern void set_pts_realign(void);
#else
static inline int get_vsync_pts_inc_mode(void) { return 0; }
static inline void set_pts_realign(void) { return; }
#endif

u32 timestamp_get_pcrlatency(void);
bool tsync_check_vpts_discontinuity(unsigned int vpts);
#endif /* TSYNC_H */