#ifndef __FM_INTERFACE_H__
#define __FM_INTERFACE_H__

#include <linux/cdev.h>
#include <linux/workqueue.h>

#include "fm_typedef.h"
#include "fm_rds.h"
#include "fm_utils.h"

/******************************************************************************
 * STRUCTURE DEFINITIONS
 *****************************************************************************/
enum fm_op_state {
	FM_STA_STOP = 0,
	FM_STA_PLAY = 1,
	FM_STA_TUNE = 2,
	FM_STA_SEEK = 3,
	FM_STA_SCAN = 4,
	FM_STA_RAMPDOWN = 5,
	FM_STA_UNKNOWN = 100,
	FM_STA_MAX
};

enum fm_pwr_state {
	FM_PWR_OFF = 0,
	FM_PWR_RX_ON = 1,
	FM_PWR_TX_ON = 2,
	FM_PWR_MAX
};

enum fm_antenna_type {
	FM_ANA_LONG = 0,	/* long antenna */
	FM_ANA_SHORT = 1,	/* short antenna */
	FM_ANA_MAX
};

struct fm_hw_info {
	fm_s32 chip_id;		/* chip ID, eg. 6620 */
	fm_s32 eco_ver;		/* chip ECO version, eg. E3 */
	fm_s32 rom_ver;		/* FM DSP rom code version, eg. V2 */
	fm_s32 patch_ver;	/* FM DSP patch version, eg. 1.11 */
	fm_s32 reserve;
};

struct fm_i2s_setting {
	fm_s32 onoff;
	fm_s32 mode;
	fm_s32 sample;
};

typedef enum {
	FM_I2S_ON = 0,
	FM_I2S_OFF,
	FM_I2S_STATE_ERR
} fm_i2s_state_e;

typedef enum {
	FM_I2S_MASTER = 0,
	FM_I2S_SLAVE,
	FM_I2S_MODE_ERR
} fm_i2s_mode_e;

typedef enum {
	FM_I2S_32K = 0,
	FM_I2S_44K,
	FM_I2S_48K,
	FM_I2S_SR_ERR
} fm_i2s_sample_e;

typedef struct fm_i2s_info {
	fm_s32 status;		/*0:FM_I2S_ON, 1:FM_I2S_OFF,2:error */
	fm_s32 mode;		/*0:FM_I2S_MASTER, 1:FM_I2S_SLAVE,2:error */
	fm_s32 rate;		/*0:FM_I2S_32K:32000,1:FM_I2S_44K:44100,2:FM_I2S_48K:48000,3:error */
} fm_i2s_info_t;

typedef enum {
	FM_AUD_ANALOG = 0,
	FM_AUD_I2S = 1,
	FM_AUD_MRGIF = 2,
	FM_AUD_ERR
} fm_audio_path_e;

typedef enum {
	FM_I2S_PAD_CONN = 0,	/* sco fm chip: e.g.6627 */
	FM_I2S_PAD_IO = 1,	/* combo fm chip: e.g.6628 */
	FM_I2S_PAD_ERR
} fm_i2s_pad_sel_e;

typedef struct fm_audio_info {
	fm_audio_path_e aud_path;
	fm_i2s_info_t i2s_info;
	fm_i2s_pad_sel_e i2s_pad;
} fm_audio_info_t;

struct fm_platform {
	struct cdev cdev;
	dev_t dev_t;
	struct class *cls;
	struct device *dev;
};

struct fm {
	/* chip info */
	fm_u16 chip_id;		/* chip id, such as 6616/6620/6626/6628 */
	fm_u16 device_id;	/* chip version */
	/* basic run time info */
	fm_s32 ref;		/* fm driver can be multi opened */
	fm_bool chipon;		/* Chip power state */
	enum fm_pwr_state pwr_sta;	/* FM module power state */
	enum fm_op_state op_sta;	/* current operation state: tune, seek, scan ... */
	/* enum fm_audio_path aud_path;    //I2S or Analog */
	fm_s32 vol;		/* current audio volume from chip side */
	fm_bool mute;		/* true: mute, false: playing */
	fm_bool rds_on;		/* true: on, false: off */
	enum fm_antenna_type ana_type;	/* long/short antenna */
	fm_bool via_bt;		/* true: fm over bt controller; false: fm over host */
	fm_u16 min_freq;	/* for UE, 875KHz */
	fm_u16 max_freq;	/* for UE, 1080KHz */
	fm_u16 cur_freq;	/* current frequency */
	fm_u8 band;		/* UE/JAPAN/JPANWD */
	/*FM Tx */
	fm_u32 vcoon;		/* TX VCO tracking ON duiration(ms) */
	fm_u32 vcooff;		/* TX RTC VCO tracking interval(s) */
	fm_u32 txpwrctl;	/* TX power contrl interval(s) */
	fm_u32 tx_pwr;
	fm_bool rdstx_on;	/* false:rds tx off, true:rds tx on */
	fm_bool wholechiprst;
	/* RDS data */
	struct fm_flag_event *rds_event;	/* pointer to rds event */
	struct rds_t *pstRDSData;	/* rds spec data buffer */
	/* platform data */
	struct fm_platform platform;	/* platform related members */

	struct fm_workthread *eint_wkthd;
	struct fm_workthread *timer_wkthd;
	struct fm_work *eint_wk;
	struct fm_work *rds_wk;
	struct fm_work *rst_wk;	/* work for subsystem reset */
	/* Tx */
	struct fm_work *fm_tx_desense_wifi_work;
	struct fm_work *fm_tx_power_ctrl_work;

};

struct fm_callback {
	/* call backs */
	fm_u16 (*cur_freq_get)(void);
	fm_s32 (*cur_freq_set)(fm_u16 new_freq);
/* fm_u16(*chan_para_get)(fm_u16 freq);    //get channel parameter, HL side/ FA / ATJ */
};

struct fm_basic_interface {
	/* mt66x6 lib interfaces */
	fm_s32 (*low_pwr_wa)(fm_s32 onoff);
	fm_s32 (*pwron)(fm_s32 data);
	fm_s32 (*pwroff)(fm_s32 data);
	fm_s32 (*msdelay)(fm_u32 val);
	fm_s32 (*usdelay)(fm_u32 val);
	fm_s32 (*read)(fm_u8 addr, fm_u16 *val);
	fm_s32 (*write)(fm_u8 addr, fm_u16 val);
	fm_s32 (*top_read)(fm_u16 addr, fm_u32 *val);
	fm_s32 (*top_write)(fm_u16 addr, fm_u32 val);
	fm_s32 (*host_read)(fm_u32 addr, fm_u32 *val);
	fm_s32 (*host_write)(fm_u32 addr, fm_u32 val);
	fm_s32 (*setbits)(fm_u8 addr, fm_u16 bits, fm_u16 msk);
	fm_u16 (*chipid_get)(void);
	fm_s32 (*mute)(fm_bool mute);
	fm_s32 (*rampdown)(void);
	fm_s32 (*pwrupseq)(fm_u16 *chip_id, fm_u16 *device_id);
	fm_s32 (*pwrdownseq)(void);
	fm_bool (*setfreq)(fm_u16 freq);
	fm_bool (*seek)(fm_u16 min_freq, fm_u16 max_freq, fm_u16 *freq, fm_u16 dir, fm_u16 space);
	fm_s32 (*seekstop)(void);
	fm_bool (*scan)(fm_u16 min_freq, fm_u16 max_freq, fm_u16 *freq, fm_u16 *tbl,
			fm_u16 *tblsize, fm_u16 dir, fm_u16 space);
	fm_bool (*jammer_scan)(fm_u16 min_freq, fm_u16 max_freq, fm_u16 *freq, fm_u16 *tbl,
			       fm_u16 *tblsize, fm_u16 dir, fm_u16 space);
	fm_s32 (*cqi_get)(fm_s8 *buf, fm_s32 buf_len);
	fm_s32 (*scanstop)(void);
	fm_s32 (*rssiget)(fm_s32 *rssi);
	fm_s32 (*volset)(fm_u8 vol);
	fm_s32 (*volget)(fm_u8 *vol);
	fm_s32 (*dumpreg)(void);
	fm_bool (*msget)(fm_u16 *ms);	/* mono/stereo indicator get */
	fm_s32 (*msset)(fm_s32 ms);	/* mono/stereo force set */
	fm_bool (*pamdget)(fm_u16 *pamd);
	fm_bool (*em)(fm_u16 group, fm_u16 item, fm_u32 val);
	fm_s32 (*anaswitch)(fm_s32 ana);
	fm_s32 (*anaget)(void);
	fm_s32 (*caparray_get)(fm_s32 *ca);
	fm_s32 (*i2s_set)(fm_s32 onoff, fm_s32 mode, fm_s32 sample);
	fm_s32 (*i2s_get)(fm_s32 *ponoff, fm_s32 *pmode, fm_s32 *psample);
	fm_s32 (*hwinfo_get)(struct fm_hw_info *req);
	fm_s32 (*is_dese_chan)(fm_u16 freq);	/* check if this is a de-sense channel */
	fm_s32 (*softmute_tune)(fm_u16 freq, fm_s32 *rssi, fm_bool *valid);
	fm_s32 (*pre_search)(void);
	fm_s32 (*restore_search)(void);
	fm_s32 (*desense_check)(fm_u16 freq, fm_s32 rssi);	/* check if this is a valid channel */
	fm_s32 (*get_freq_cqi)(fm_u16 freq, fm_s32 *cqi);
	fm_s32 (*cqi_log)(fm_s32 min_freq, fm_s32 max_freq, fm_s32 space, fm_s32 cnt);	/* cqi log tool */
	fm_s32 (*fm_via_bt)(fm_bool flag);	/* fm over BT:1:enable,0:disable */
	fm_s32 (*set_search_th)(fm_s32 idx, fm_s32 val, fm_s32 reserve);
	fm_s32 (*get_aud_info)(fm_audio_info_t *data);
	/*tx function */
	fm_s32 (*tx_support)(fm_s32 *sup);
	fm_s32 (*rdstx_enable)(fm_s32 *flag);
	fm_bool (*tune_tx)(fm_u16 freq);
	fm_s32 (*pwrupseq_tx)(void);
	fm_s32 (*pwrdownseq_tx)(void);
	fm_s32 (*tx_pwr_ctrl)(fm_u16 freq, fm_s32 *ctr);
	fm_s32 (*rtc_drift_ctrl)(fm_u16 freq, fm_s32 *ctr);
	fm_s32 (*tx_desense_wifi)(fm_u16 freq, fm_s32 *ctr);
	fm_s32 (*tx_scan)(fm_u16 min_freq, fm_u16 max_freq, fm_u16 *pFreq, fm_u16 *pScanTBL,
			  fm_u16 *ScanTBLsize, fm_u16 scandir, fm_u16 space);
};

struct fm_rds_interface {
	/* rds lib interfaces */
	fm_s32 (*rds_blercheck)(rds_t *dst);
	fm_bool (*rds_onoff)(rds_t *dst, fm_bool onoff);
	fm_s32 (*rds_parser)(rds_t *rds_dst, struct rds_rx_t *rds_raw, fm_s32 rds_size, fm_u16(*getfreq) (void));
	fm_u16 (*rds_gbc_get)(void);	/* good block counter */
	fm_u16 (*rds_bbc_get)(void);	/* bad block counter */
	fm_u8 (*rds_bbr_get)(void);	/* bad block ratio */
	fm_s32 (*rds_bc_reset)(void);	/* reset block counter */
	fm_u32 (*rds_bci_get)(void);	/* bler check interval */
	fm_s32 (*rds_log_get)(struct rds_rx_t *dst, fm_s32 *dst_len);
	fm_s32 (*rds_gc_get)(struct rds_group_cnt_t *dst, rds_t *rdsp);
	fm_s32 (*rds_gc_reset)(rds_t *rdsp);
	/*Tx */
	fm_s32 (*rds_tx)(fm_u16 pi, fm_u16 *ps, fm_u16 *other_rds, fm_u8 other_rds_cnt);
	fm_s32 (*rds_tx_enable)(void);
	fm_s32 (*rds_tx_disable)(void);
	fm_s32 (*rdstx_support)(fm_s32 *sup);
};

struct fm_lowlevel_ops {
	struct fm_callback cb;
	struct fm_basic_interface bi;
	struct fm_rds_interface ri;
};

#if (!defined(MT6620_FM) && !defined(MT6628_FM) && !defined(MT6627_FM) && !defined(MT6580_FM) && !defined(MT6630_FM))
extern fm_s32 fm_low_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 fm_low_ops_unregister(struct fm_lowlevel_ops *ops);
extern fm_s32 fm_rds_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 fm_rds_ops_unregister(struct fm_lowlevel_ops *ops);
#endif
#ifdef MT6620_FM
extern fm_s32 MT6620fm_low_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6620fm_low_ops_unregister(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6620fm_rds_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6620fm_rds_ops_unregister(struct fm_lowlevel_ops *ops);
#endif
#ifdef MT6628_FM
extern fm_s32 MT6628fm_low_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6628fm_low_ops_unregister(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6628fm_rds_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6628fm_rds_ops_unregister(struct fm_lowlevel_ops *ops);
#endif
#ifdef MT6627_FM
extern fm_s32 MT6627fm_low_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6627fm_low_ops_unregister(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6627fm_rds_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6627fm_rds_ops_unregister(struct fm_lowlevel_ops *ops);
#endif
#ifdef MT6580_FM
extern fm_s32 MT6580fm_low_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6580fm_low_ops_unregister(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6580fm_rds_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6580fm_rds_ops_unregister(struct fm_lowlevel_ops *ops);
#endif
#ifdef MT6630_FM
extern fm_s32 MT6630fm_low_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6630fm_low_ops_unregister(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6630fm_rds_ops_register(struct fm_lowlevel_ops *ops);
extern fm_s32 MT6630fm_rds_ops_unregister(struct fm_lowlevel_ops *ops);
#endif

/*
 * fm_get_channel_space - get the spcace of gived channel
 * @freq - value in 760~1080 or 7600~10800
 *
 * Return 0, if 760~1080; return 1, if 7600 ~ 10800, else err code < 0
 */

extern fm_s32 fm_get_channel_space(int freq);
#endif /* __FM_INTERFACE_H__ */