/*
 * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef _AUDIO_EFFECTS_H
#define _AUDIO_EFFECTS_H

/** AUDIO EFFECTS **/


/* CONFIG GET/SET */
#define CONFIG_CACHE			0
#define CONFIG_SET			1
#define CONFIG_GET			2

/* CONFIG HEADER */
/*

	MODULE_ID,
	DEVICE,
	NUM_COMMANDS,
	COMMAND_ID_1,
	CONFIG_CACHE/SET/GET,
	OFFSET_1,
	LENGTH_1,
	VALUES_1,
	...,
	...,
	COMMAND_ID_2,
	CONFIG_CACHE/SET/GET,
	OFFSET_2,
	LENGTH_2,
	VALUES_2,
	...,
	...,
	COMMAND_ID_3,
	...
*/


/* CONFIG PARAM IDs */
#define VIRTUALIZER_MODULE		0x00001000
#define VIRTUALIZER_ENABLE		0x00001001
#define VIRTUALIZER_STRENGTH		0x00001002
#define VIRTUALIZER_OUT_TYPE		0x00001003
#define VIRTUALIZER_GAIN_ADJUST		0x00001004
#define VIRTUALIZER_ENABLE_PARAM_LEN		1
#define VIRTUALIZER_STRENGTH_PARAM_LEN		1
#define VIRTUALIZER_OUT_TYPE_PARAM_LEN		1
#define VIRTUALIZER_GAIN_ADJUST_PARAM_LEN	1

#define REVERB_MODULE			0x00002000
#define REVERB_ENABLE			0x00002001
#define REVERB_MODE			0x00002002
#define REVERB_PRESET			0x00002003
#define REVERB_WET_MIX			0x00002004
#define REVERB_GAIN_ADJUST		0x00002005
#define REVERB_ROOM_LEVEL		0x00002006
#define REVERB_ROOM_HF_LEVEL		0x00002007
#define REVERB_DECAY_TIME		0x00002008
#define REVERB_DECAY_HF_RATIO		0x00002009
#define REVERB_REFLECTIONS_LEVEL	0x0000200a
#define REVERB_REFLECTIONS_DELAY	0x0000200b
#define REVERB_LEVEL			0x0000200c
#define REVERB_DELAY			0x0000200d
#define REVERB_DIFFUSION		0x0000200e
#define REVERB_DENSITY			0x0000200f
#define REVERB_ENABLE_PARAM_LEN			1
#define REVERB_MODE_PARAM_LEN			1
#define REVERB_PRESET_PARAM_LEN			1
#define REVERB_WET_MIX_PARAM_LEN		1
#define REVERB_GAIN_ADJUST_PARAM_LEN		1
#define REVERB_ROOM_LEVEL_PARAM_LEN		1
#define REVERB_ROOM_HF_LEVEL_PARAM_LEN		1
#define REVERB_DECAY_TIME_PARAM_LEN		1
#define REVERB_DECAY_HF_RATIO_PARAM_LEN		1
#define REVERB_REFLECTIONS_LEVEL_PARAM_LEN	1
#define REVERB_REFLECTIONS_DELAY_PARAM_LEN	1
#define REVERB_LEVEL_PARAM_LEN			1
#define REVERB_DELAY_PARAM_LEN			1
#define REVERB_DIFFUSION_PARAM_LEN		1
#define REVERB_DENSITY_PARAM_LEN		1

#define BASS_BOOST_MODULE		0x00003000
#define BASS_BOOST_ENABLE		0x00003001
#define BASS_BOOST_MODE			0x00003002
#define BASS_BOOST_STRENGTH		0x00003003
#define BASS_BOOST_ENABLE_PARAM_LEN		1
#define BASS_BOOST_MODE_PARAM_LEN		1
#define BASS_BOOST_STRENGTH_PARAM_LEN		1

#define EQ_MODULE			0x00004000
#define EQ_ENABLE			0x00004001
#define EQ_CONFIG			0x00004002
#define EQ_NUM_BANDS			0x00004003
#define EQ_BAND_LEVELS			0x00004004
#define EQ_BAND_LEVEL_RANGE		0x00004005
#define EQ_BAND_FREQS			0x00004006
#define EQ_SINGLE_BAND_FREQ_RANGE	0x00004007
#define EQ_SINGLE_BAND_FREQ		0x00004008
#define EQ_BAND_INDEX			0x00004009
#define EQ_PRESET_ID			0x0000400a
#define EQ_NUM_PRESETS			0x0000400b
#define EQ_PRESET_NAME			0x0000400c
#define EQ_ENABLE_PARAM_LEN			1
#define EQ_CONFIG_PARAM_LEN			3
#define EQ_CONFIG_PER_BAND_PARAM_LEN		5
#define EQ_NUM_BANDS_PARAM_LEN			1
#define EQ_BAND_LEVELS_PARAM_LEN		13
#define EQ_BAND_LEVEL_RANGE_PARAM_LEN		2
#define EQ_BAND_FREQS_PARAM_LEN			13
#define EQ_SINGLE_BAND_FREQ_RANGE_PARAM_LEN	2
#define EQ_SINGLE_BAND_FREQ_PARAM_LEN		1
#define EQ_BAND_INDEX_PARAM_LEN			1
#define EQ_PRESET_ID_PARAM_LEN			1
#define EQ_NUM_PRESETS_PARAM_LEN		1
#define EQ_PRESET_NAME_PARAM_LEN		32

#define EQ_TYPE_NONE	0
#define EQ_BASS_BOOST	1
#define EQ_BASS_CUT	2
#define EQ_TREBLE_BOOST	3
#define EQ_TREBLE_CUT	4
#define EQ_BAND_BOOST	5
#define EQ_BAND_CUT	6


#define COMMAND_PAYLOAD_LEN	3
#define COMMAND_PAYLOAD_SZ	(COMMAND_PAYLOAD_LEN * sizeof(uint32_t))
#define MAX_INBAND_PARAM_SZ	4096
#define Q27_UNITY		(1 << 27)
#define Q8_UNITY		(1 << 8)
#define CUSTOM_OPENSL_PRESET	18

#define VIRTUALIZER_ENABLE_PARAM_SZ	\
			(VIRTUALIZER_ENABLE_PARAM_LEN*sizeof(uint32_t))
#define VIRTUALIZER_STRENGTH_PARAM_SZ	\
			(VIRTUALIZER_STRENGTH_PARAM_LEN*sizeof(uint32_t))
#define VIRTUALIZER_OUT_TYPE_PARAM_SZ	\
			(VIRTUALIZER_OUT_TYPE_PARAM_LEN*sizeof(uint32_t))
#define VIRTUALIZER_GAIN_ADJUST_PARAM_SZ	\
			(VIRTUALIZER_GAIN_ADJUST_PARAM_LEN*sizeof(uint32_t))
struct virtualizer_params {
	uint32_t device;
	uint32_t enable_flag;
	uint32_t strength;
	uint32_t out_type;
	int32_t gain_adjust;
};

#define NUM_OSL_REVERB_PRESETS_SUPPORTED	6
#define REVERB_ENABLE_PARAM_SZ		\
			(REVERB_ENABLE_PARAM_LEN*sizeof(uint32_t))
#define REVERB_MODE_PARAM_SZ		\
			(REVERB_MODE_PARAM_LEN*sizeof(uint32_t))
#define REVERB_PRESET_PARAM_SZ		\
			(REVERB_PRESET_PARAM_LEN*sizeof(uint32_t))
#define REVERB_WET_MIX_PARAM_SZ		\
			(REVERB_WET_MIX_PARAM_LEN*sizeof(uint32_t))
#define REVERB_GAIN_ADJUST_PARAM_SZ	\
			(REVERB_GAIN_ADJUST_PARAM_LEN*sizeof(uint32_t))
#define REVERB_ROOM_LEVEL_PARAM_SZ	\
			(REVERB_ROOM_LEVEL_PARAM_LEN*sizeof(uint32_t))
#define REVERB_ROOM_HF_LEVEL_PARAM_SZ	\
			(REVERB_ROOM_HF_LEVEL_PARAM_LEN*sizeof(uint32_t))
#define REVERB_DECAY_TIME_PARAM_SZ	\
			(REVERB_DECAY_TIME_PARAM_LEN*sizeof(uint32_t))
#define REVERB_DECAY_HF_RATIO_PARAM_SZ	\
			(REVERB_DECAY_HF_RATIO_PARAM_LEN*sizeof(uint32_t))
#define REVERB_REFLECTIONS_LEVEL_PARAM_SZ	\
			(REVERB_REFLECTIONS_LEVEL_PARAM_LEN*sizeof(uint32_t))
#define REVERB_REFLECTIONS_DELAY_PARAM_SZ	\
			(REVERB_REFLECTIONS_DELAY_PARAM_LEN*sizeof(uint32_t))
#define REVERB_LEVEL_PARAM_SZ		\
			(REVERB_LEVEL_PARAM_LEN*sizeof(uint32_t))
#define REVERB_DELAY_PARAM_SZ		\
			(REVERB_DELAY_PARAM_LEN*sizeof(uint32_t))
#define REVERB_DIFFUSION_PARAM_SZ	\
			(REVERB_DIFFUSION_PARAM_LEN*sizeof(uint32_t))
#define REVERB_DENSITY_PARAM_SZ		\
			(REVERB_DENSITY_PARAM_LEN*sizeof(uint32_t))
struct reverb_params {
	uint32_t device;
	uint32_t enable_flag;
	uint32_t mode;
	uint32_t preset;
	uint32_t wet_mix;
	int32_t  gain_adjust;
	int32_t  room_level;
	int32_t  room_hf_level;
	uint32_t decay_time;
	uint32_t decay_hf_ratio;
	int32_t  reflections_level;
	uint32_t reflections_delay;
	int32_t  level;
	uint32_t delay;
	uint32_t diffusion;
	uint32_t density;
};

#define BASS_BOOST_ENABLE_PARAM_SZ	\
			(BASS_BOOST_ENABLE_PARAM_LEN*sizeof(uint32_t))
#define BASS_BOOST_MODE_PARAM_SZ	\
			(BASS_BOOST_MODE_PARAM_LEN*sizeof(uint32_t))
#define BASS_BOOST_STRENGTH_PARAM_SZ	\
			(BASS_BOOST_STRENGTH_PARAM_LEN*sizeof(uint32_t))
struct bass_boost_params {
	uint32_t device;
	uint32_t enable_flag;
	uint32_t mode;
	uint32_t strength;
};


#define MAX_EQ_BANDS 12
#define MAX_OSL_EQ_BANDS 5
#define EQ_ENABLE_PARAM_SZ			\
			(EQ_ENABLE_PARAM_LEN*sizeof(uint32_t))
#define EQ_CONFIG_PARAM_SZ			\
			(EQ_CONFIG_PARAM_LEN*sizeof(uint32_t))
#define EQ_CONFIG_PER_BAND_PARAM_SZ		\
			(EQ_CONFIG_PER_BAND_PARAM_LEN*sizeof(uint32_t))
#define EQ_CONFIG_PARAM_MAX_LEN			(EQ_CONFIG_PARAM_LEN+\
			MAX_EQ_BANDS*EQ_CONFIG_PER_BAND_PARAM_LEN)
#define EQ_CONFIG_PARAM_MAX_SZ			\
			(EQ_CONFIG_PARAM_MAX_LEN*sizeof(uint32_t))
#define EQ_NUM_BANDS_PARAM_SZ			\
			(EQ_NUM_BANDS_PARAM_LEN*sizeof(uint32_t))
#define EQ_BAND_LEVELS_PARAM_SZ			\
			(EQ_BAND_LEVELS_PARAM_LEN*sizeof(uint32_t))
#define EQ_BAND_LEVEL_RANGE_PARAM_SZ		\
			(EQ_BAND_LEVEL_RANGE_PARAM_LEN*sizeof(uint32_t))
#define EQ_BAND_FREQS_PARAM_SZ			\
			(EQ_BAND_FREQS_PARAM_LEN*sizeof(uint32_t))
#define EQ_SINGLE_BAND_FREQ_RANGE_PARAM_SZ	\
			(EQ_SINGLE_BAND_FREQ_RANGE_PARAM_LEN*sizeof(uint32_t))
#define EQ_SINGLE_BAND_FREQ_PARAM_SZ		\
			(EQ_SINGLE_BAND_FREQ_PARAM_LEN*sizeof(uint32_t))
#define EQ_BAND_INDEX_PARAM_SZ			\
			(EQ_BAND_INDEX_PARAM_LEN*sizeof(uint32_t))
#define EQ_PRESET_ID_PARAM_SZ			\
			(EQ_PRESET_ID_PARAM_LEN*sizeof(uint32_t))
#define EQ_NUM_PRESETS_PARAM_SZ			\
			(EQ_NUM_PRESETS_PARAM_LEN*sizeof(uint8_t))
struct eq_config_t {
	int32_t eq_pregain;
	int32_t preset_id;
	uint32_t num_bands;
};
struct eq_per_band_config_t {
	int32_t band_idx;
	uint32_t filter_type;
	uint32_t freq_millihertz;
	int32_t  gain_millibels;
	uint32_t quality_factor;
};
struct eq_per_band_freq_range_t {
	uint32_t band_index;
	uint32_t min_freq_millihertz;
	uint32_t max_freq_millihertz;
};

struct eq_params {
	uint32_t device;
	uint32_t enable_flag;
	struct eq_config_t config;
	struct eq_per_band_config_t per_band_cfg[MAX_EQ_BANDS];
	struct eq_per_band_freq_range_t per_band_freq_range[MAX_EQ_BANDS];
	uint32_t band_index;
	uint32_t freq_millihertz;
};

#endif /*_MSM_AUDIO_EFFECTS_H*/