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/*
* wm8994.h -- WM8994 Soc Audio driver
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _WM8994_H
#define _WM8994_H
#include <sound/soc.h>
/* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
#define WM8994_SYSCLK_MCLK1 1
#define WM8994_SYSCLK_MCLK2 2
#define WM8994_SYSCLK_FLL1 3
#define WM8994_SYSCLK_FLL2 4
#define WM8994_FLL1 1
#define WM8994_FLL2 2
/* Added belows codes by Samsung Electronics.*/
#include "wm8994_def.h"
#define WM8994_SYSCLK_MCLK 1
#define WM8994_SYSCLK_FLL 2
#define AUDIO_COMMON_DEBUG 0
#define DEACTIVE 0x00
#define PLAYBACK_ACTIVE 0x01
#define CAPTURE_ACTIVE 0x02
#define CALL_ACTIVE 0x04
#define FMRADIO_ACTIVE 0x08
#define PCM_STREAM_DEACTIVE 0x00
#define PCM_STREAM_PLAYBACK 0x01
#define PCM_STREAM_CAPTURE 0x02
#define CMD_FMR_INPUT_DEACTIVE 0 // Codec Input PGA off for reducing white noise.
#define CMD_FMR_INPUT_ACTIVE 1 // Codec Input PGA on
#define CMD_FMR_FLAG_CLEAR 2 // Radio flag clear for shutdown - to reduce pop up noise.
#define CMD_FMR_END 3 // Codec off in FM radio mode - to reduce pop up noise.
#define CMD_RECOGNITION_DEACTIVE 4 // Distingush recognition gain. To use default MIC gain.
#define CMD_RECOGNITION_ACTIVE 5 // Distingush recognition gain. To use MIC gain for recognition.
#define CMD_CALL_FLAG_CLEAR 6 // Call flag clear for shutdown - to reduce pop up noise.
#define CMD_CALL_END 7 // Codec off in call mode - to reduce pop up noise.
#define HPAMP_OFF 0x00
#define HPAMP_PLAYBACK 0x01
#define HPAMP_CALL 0x02
#define HPAMP_FMR 0x04
#define HPAMP_CH_NORMAL 0x08
#define CODEC_TURN_OFF 0x01
/*
* Definitions of enum type
*/
enum playback_path { PLAYBACK_OFF, RCV, SPK, HP, HP_NO_MIC, BT, SPK_HP,RING_SPK, RING_HP, RING_NO_MIC, RING_SPK_HP, EXTRA_DOCK_SPEAKER, TV_OUT, HDMI_TV_OUT, HDMI_SPK, HDMI_DUAL };
enum mic_path { MAIN, SUB, BT_REC, MIC_OFF };
enum fmradio_path { FMR_OFF, FMR_SPK, FMR_HP, FMR_SPK_MIX, FMR_HP_MIX, FMR_DUAL_MIX };
enum fmradio_mix_path { FMR_MIX_OFF, FMR_MIX_HP, FMR_MIX_SPK, FMR_MIX_DUAL };
enum power_state { CODEC_OFF, CODEC_ON };
enum recognition { REC_OFF, REC_ON };
enum state { OFF, ON };
enum voice_record_path { CALL_RECORDING_OFF, CALL_RECORDING_MAIN, CALL_RECORDING_SUB};
enum factory_test { SEC_NORMAL, SEC_TEST_HWCODEC , SEC_TEST_15MODE, SEC_TEST_PBA_LOOPBACK, SEC_TEST_PBA_DUAL_SPK, SEC_TEST_HQRL_LOOPBACK};
enum call_recording_channel {CH_OFF, CH_UPLINK, CH_DOWNLINK, CH_UDLINK};
typedef void (*select_route)(struct snd_soc_codec *);
typedef void (*select_mic_route)(struct snd_soc_codec *);
struct wm8994_setup_data {
int i2c_bus;
unsigned short i2c_address;
};
struct wm8994_priv {
struct snd_soc_codec *codec;
int master;
int sysclk_source;
unsigned int mclk_rate;
unsigned int sysclk_rate;
unsigned int fs;
unsigned int bclk;
unsigned int codec_state;
unsigned int stream_state;
enum playback_path cur_path;
enum mic_path rec_path;
enum fmradio_path fmradio_path;
enum fmradio_mix_path fmr_mix_path;
enum power_state power_state;
enum recognition recognition_active; // for control gain to voice recognition.
enum state ringtone_active;
enum voice_record_path call_record_path;
enum call_recording_channel call_record_ch;
select_route *universal_playback_path;
select_route *universal_voicecall_path;
select_mic_route *universal_mic_path;
int testmode_config_flag; // for testmode.
unsigned int hw_version;
};
#if AUDIO_COMMON_DEBUG
#define DEBUG_LOG(format, ...)\
printk(KERN_INFO "[ "SUBJECT " (%s,%d) ] " format "\n", \
__func__, __LINE__, ## __VA_ARGS__);
#else
#define DEBUG_LOG(format, ...)
#endif
#define DEBUG_LOG_ERR(format, ...)\
printk(KERN_ERR "[ "SUBJECT " (%s,%d) ] " format "\n", \
__func__, __LINE__, ## __VA_ARGS__);
/* Definitions of function prototype. */
unsigned int wm8994_read(struct snd_soc_codec *codec,unsigned int reg);
int wm8994_write(struct snd_soc_codec *codec, unsigned int reg, unsigned int value);
int audio_init(void);
int audio_power(int en);
void wm8994_set_off(struct snd_soc_codec *codec);
void wm8994_disable_playback_path(struct snd_soc_codec *codec);
void wm8994_disable_fmradio_path(struct snd_soc_codec *codec);
void wm8994_disable_rec_path(struct snd_soc_codec *codec);
void wm8994_record_main_mic( struct snd_soc_codec *codec);
void wm8994_record_headset_mic( struct snd_soc_codec *codec);
void wm8994_record_bluetooth(struct snd_soc_codec *codec);
void wm8994_set_playback_receiver(struct snd_soc_codec *codec);
void wm8994_set_playback_headset(struct snd_soc_codec *codec);
void wm8994_set_playback_speaker(struct snd_soc_codec *codec);
void wm8994_set_playback_speaker_headset(struct snd_soc_codec *codec);
void wm8994_set_playback_bluetooth(struct snd_soc_codec *codec);
void wm8994_set_playback_extra_dock_speaker(struct snd_soc_codec *codec);
void wm8994_set_playback_hdmi_tvout(struct snd_soc_codec *codec);
void wm8994_set_playback_speaker_hdmitvout(struct snd_soc_codec *codec);
void wm8994_set_playback_speakerheadset_hdmitvout(struct snd_soc_codec *codec);
void wm8994_set_voicecall_common_setting(struct snd_soc_codec *codec);
void wm8994_set_voicecall_receiver(struct snd_soc_codec *codec);
void wm8994_set_voicecall_headphone(struct snd_soc_codec *codec);
void wm8994_set_voicecall_headset(struct snd_soc_codec *codec);
void wm8994_set_voicecall_speaker(struct snd_soc_codec *codec);
void wm8994_set_voicecall_bluetooth(struct snd_soc_codec *codec);
void wm8994_set_voicecall_record(struct snd_soc_codec *codec, int path_num);
void wm8994_call_recording_change_path(struct snd_soc_codec *codec);
void wm8994_set_voicecall_record_off(struct snd_soc_codec *codec);
void wm8994_set_fmradio_common(struct snd_soc_codec *codec, int onoff);
void wm8994_set_fmradio_headset(struct snd_soc_codec *codec);
void wm8994_set_fmradio_speaker(struct snd_soc_codec *codec);
void wm8994_set_fmradio_headset_mix(struct snd_soc_codec *codec);
void wm8994_set_fmradio_speaker_mix(struct snd_soc_codec *codec);
void wm8994_set_fmradio_speaker_headset_mix(struct snd_soc_codec *codec);
#if defined WM8994_REGISTER_DUMP
void wm8994_register_dump(struct snd_soc_codec *codec);
#endif
#endif
void audio_ctrl_earmic_bias_gpio(int enable);
void audio_ctrl_mic_bias_gpio(int enable);
int get_audio_power_status(void);
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