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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __SST_MFLD_DSP_H__
#define __SST_MFLD_DSP_H__
/*
 *  sst_mfld_dsp.h - Intel SST Driver for audio engine
 *
 *  Copyright (C) 2008-14 Intel Corporation
 *  Authors:	Vinod Koul <vinod.koul@linux.intel.com>
 *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */

#define SST_MAX_BIN_BYTES 1024

#define MAX_DBG_RW_BYTES 80
#define MAX_NUM_SCATTER_BUFFERS 8
#define MAX_LOOP_BACK_DWORDS 8
/* IPC base address and mailbox, timestamp offsets */
#define SST_MAILBOX_SIZE 0x0400
#define SST_MAILBOX_SEND 0x0000
#define SST_TIME_STAMP 0x1800
#define SST_TIME_STAMP_MRFLD 0x800
#define SST_RESERVED_OFFSET 0x1A00
#define SST_SCU_LPE_MAILBOX 0x1000
#define SST_LPE_SCU_MAILBOX 0x1400
#define SST_SCU_LPE_LOG_BUF (SST_SCU_LPE_MAILBOX+16)
#define PROCESS_MSG 0x80

/* Message ID's for IPC messages */
/* Bits B7: SST or IA/SC ; B6-B4: Msg Category; B3-B0: Msg Type */

/* I2L Firmware/Codec Download msgs */
#define IPC_IA_PREP_LIB_DNLD 0x01
#define IPC_IA_LIB_DNLD_CMPLT 0x02
#define IPC_IA_GET_FW_VERSION 0x04
#define IPC_IA_GET_FW_BUILD_INF 0x05
#define IPC_IA_GET_FW_INFO 0x06
#define IPC_IA_GET_FW_CTXT 0x07
#define IPC_IA_SET_FW_CTXT 0x08
#define IPC_IA_PREPARE_SHUTDOWN 0x31
/* I2L Codec Config/control msgs */
#define IPC_PREP_D3 0x10
#define IPC_IA_SET_CODEC_PARAMS 0x10
#define IPC_IA_GET_CODEC_PARAMS 0x11
#define IPC_IA_SET_PPP_PARAMS 0x12
#define IPC_IA_GET_PPP_PARAMS 0x13
#define IPC_SST_PERIOD_ELAPSED_MRFLD 0xA
#define IPC_IA_ALG_PARAMS 0x1A
#define IPC_IA_TUNING_PARAMS 0x1B
#define IPC_IA_SET_RUNTIME_PARAMS 0x1C
#define IPC_IA_SET_PARAMS 0x1
#define IPC_IA_GET_PARAMS 0x2

#define IPC_EFFECTS_CREATE 0xE
#define IPC_EFFECTS_DESTROY 0xF

/* I2L Stream config/control msgs */
#define IPC_IA_ALLOC_STREAM_MRFLD 0x2
#define IPC_IA_ALLOC_STREAM 0x20 /* Allocate a stream ID */
#define IPC_IA_FREE_STREAM_MRFLD 0x03
#define IPC_IA_FREE_STREAM 0x21 /* Free the stream ID */
#define IPC_IA_SET_STREAM_PARAMS 0x22
#define IPC_IA_SET_STREAM_PARAMS_MRFLD 0x12
#define IPC_IA_GET_STREAM_PARAMS 0x23
#define IPC_IA_PAUSE_STREAM 0x24
#define IPC_IA_PAUSE_STREAM_MRFLD 0x4
#define IPC_IA_RESUME_STREAM 0x25
#define IPC_IA_RESUME_STREAM_MRFLD 0x5
#define IPC_IA_DROP_STREAM 0x26
#define IPC_IA_DROP_STREAM_MRFLD 0x07
#define IPC_IA_DRAIN_STREAM 0x27 /* Short msg with str_id */
#define IPC_IA_DRAIN_STREAM_MRFLD 0x8
#define IPC_IA_CONTROL_ROUTING 0x29
#define IPC_IA_VTSV_UPDATE_MODULES 0x20
#define IPC_IA_VTSV_DETECTED 0x21

#define IPC_IA_START_STREAM_MRFLD 0X06
#define IPC_IA_START_STREAM 0x30 /* Short msg with str_id */

#define IPC_IA_SET_GAIN_MRFLD 0x21
/* Debug msgs */
#define IPC_IA_DBG_MEM_READ 0x40
#define IPC_IA_DBG_MEM_WRITE 0x41
#define IPC_IA_DBG_LOOP_BACK 0x42
#define IPC_IA_DBG_LOG_ENABLE 0x45
#define IPC_IA_DBG_SET_PROBE_PARAMS 0x47

/* L2I Firmware/Codec Download msgs */
#define IPC_IA_FW_INIT_CMPLT 0x81
#define IPC_IA_FW_INIT_CMPLT_MRFLD 0x01
#define IPC_IA_FW_ASYNC_ERR_MRFLD 0x11

/* L2I Codec Config/control msgs */
#define IPC_SST_FRAGMENT_ELPASED 0x90 /* Request IA more data */

#define IPC_SST_BUF_UNDER_RUN 0x92 /* PB Under run and stopped */
#define IPC_SST_BUF_OVER_RUN 0x93 /* CAP Under run and stopped */
#define IPC_SST_DRAIN_END 0x94 /* PB Drain complete and stopped */
#define IPC_SST_CHNGE_SSP_PARAMS 0x95 /* PB SSP parameters changed */
#define IPC_SST_STREAM_PROCESS_FATAL_ERR 0x96/* error in processing a stream */
#define IPC_SST_PERIOD_ELAPSED 0x97 /* period elapsed */

#define IPC_SST_ERROR_EVENT 0x99 /* Buffer over run occurred */
/* L2S messages */
#define IPC_SC_DDR_LINK_UP 0xC0
#define IPC_SC_DDR_LINK_DOWN 0xC1
#define IPC_SC_SET_LPECLK_REQ 0xC2
#define IPC_SC_SSP_BIT_BANG 0xC3

/* L2I Error reporting msgs */
#define IPC_IA_MEM_ALLOC_FAIL 0xE0
#define IPC_IA_PROC_ERR 0xE1 /* error in processing a
					stream can be used by playback and
					capture modules */

/* L2I Debug msgs */
#define IPC_IA_PRINT_STRING 0xF0

/* Buffer under-run */
#define IPC_IA_BUF_UNDER_RUN_MRFLD 0x0B

/* Mrfld specific defines:
 * For asynchronous messages(INIT_CMPLT, PERIOD_ELAPSED, ASYNC_ERROR)
 * received from FW, the format is:
 *  - IPC High: pvt_id is set to zero. Always short message.
 *  - msg_id is in lower 16-bits of IPC low payload.
 *  - pipe_id is in higher 16-bits of IPC low payload for period_elapsed.
 *  - error id is in higher 16-bits of IPC low payload for async errors.
 */
#define SST_ASYNC_DRV_ID 0

/* Command Response or Acknowledge message to any IPC message will have
 * same message ID and stream ID information which is sent.
 * There is no specific Ack message ID. The data field is used as response
 * meaning.
 */
enum ackData {
	IPC_ACK_SUCCESS = 0,
	IPC_ACK_FAILURE,
};

enum ipc_ia_msg_id {
	IPC_CMD = 1,		/*!< Task Control message ID */
	IPC_SET_PARAMS = 2,/*!< Task Set param message ID */
	IPC_GET_PARAMS = 3,	/*!< Task Get param message ID */
	IPC_INVALID = 0xFF,	/*!<Task Get param message ID */
};

enum sst_codec_types {
	/*  AUDIO/MUSIC	CODEC Type Definitions */
	SST_CODEC_TYPE_UNKNOWN = 0,
	SST_CODEC_TYPE_PCM,	/* Pass through Audio codec */
	SST_CODEC_TYPE_MP3,
	SST_CODEC_TYPE_MP24,
	SST_CODEC_TYPE_AAC,
	SST_CODEC_TYPE_AACP,
	SST_CODEC_TYPE_eAACP,
};

enum stream_type {
	SST_STREAM_TYPE_NONE = 0,
	SST_STREAM_TYPE_MUSIC = 1,
};

enum sst_error_codes {
	/* Error code,response to msgId: Description */
	/* Common error codes */
	SST_SUCCESS = 0,        /* Success */
	SST_ERR_INVALID_STREAM_ID = 1,
	SST_ERR_INVALID_MSG_ID = 2,
	SST_ERR_INVALID_STREAM_OP = 3,
	SST_ERR_INVALID_PARAMS = 4,
	SST_ERR_INVALID_CODEC = 5,
	SST_ERR_INVALID_MEDIA_TYPE = 6,
	SST_ERR_STREAM_ERR = 7,

	SST_ERR_STREAM_IN_USE = 15,
};

struct ipc_dsp_hdr {
	u16 mod_index_id:8;		/*!< DSP Command ID specific to tasks */
	u16 pipe_id:8;	/*!< instance of the module in the pipeline */
	u16 mod_id;		/*!< Pipe_id */
	u16 cmd_id;		/*!< Module ID = lpe_algo_types_t */
	u16 length;		/*!< Length of the payload only */
} __packed;

union ipc_header_high {
	struct {
		u32  msg_id:8;	    /* Message ID - Max 256 Message Types */
		u32  task_id:4;	    /* Task ID associated with this comand */
		u32  drv_id:4;    /* Identifier for the driver to track*/
		u32  rsvd1:8;	    /* Reserved */
		u32  result:4;	    /* Reserved */
		u32  res_rqd:1;	    /* Response rqd */
		u32  large:1;	    /* Large Message if large = 1 */
		u32  done:1;	    /* bit 30 - Done bit */
		u32  busy:1;	    /* bit 31 - busy bit*/
	} part;
	u32 full;
} __packed;
/* IPC header */
union ipc_header_mrfld {
	struct {
		u32 header_low_payload;
		union ipc_header_high header_high;
	} p;
	u64 full;
} __packed;
/* CAUTION NOTE: All IPC message body must be multiple of 32 bits.*/

/* IPC Header */
union ipc_header {
	struct {
		u32  msg_id:8; /* Message ID - Max 256 Message Types */
		u32  str_id:5;
		u32  large:1;	/* Large Message if large = 1 */
		u32  reserved:2;	/* Reserved for future use */
		u32  data:14;	/* Ack/Info for msg, size of msg in Mailbox */
		u32  done:1; /* bit 30 */
		u32  busy:1; /* bit 31 */
	} part;
	u32 full;
} __packed;

/* Firmware build info */
struct sst_fw_build_info {
	unsigned char  date[16]; /* Firmware build date */
	unsigned char  time[16]; /* Firmware build time */
} __packed;

/* Firmware Version info */
struct snd_sst_fw_version {
	u8 build;	/* build number*/
	u8 minor;	/* minor number*/
	u8 major;	/* major number*/
	u8 type;	/* build type */
};

struct ipc_header_fw_init {
	struct snd_sst_fw_version fw_version;/* Firmware version details */
	struct sst_fw_build_info build_info;
	u16 result;	/* Fw init result */
	u8 module_id; /* Module ID in case of error */
	u8 debug_info; /* Debug info from Module ID in case of fail */
} __packed;

struct snd_sst_tstamp {
	u64 ring_buffer_counter;	/* PB/CP: Bytes copied from/to DDR. */
	u64 hardware_counter;	    /* PB/CP: Bytes DMAed to/from SSP. */
	u64 frames_decoded;
	u64 bytes_decoded;
	u64 bytes_copied;
	u32 sampling_frequency;
	u32 channel_peak[8];
} __packed;

/* Stream type params structure for Alloc stream */
struct snd_sst_str_type {
	u8 codec_type;		/* Codec type */
	u8 str_type;		/* 1 = voice 2 = music */
	u8 operation;		/* Playback or Capture */
	u8 protected_str;	/* 0=Non DRM, 1=DRM */
	u8 time_slots;
	u8 reserved;		/* Reserved */
	u16 result;		/* Result used for acknowledgment */
} __packed;

/* Library info structure */
struct module_info {
	u32 lib_version;
	u32 lib_type;/*TBD- KLOCKWORK u8 lib_type;*/
	u32 media_type;
	u8  lib_name[12];
	u32 lib_caps;
	unsigned char  b_date[16]; /* Lib build date */
	unsigned char  b_time[16]; /* Lib build time */
} __packed;

/* Library slot info */
struct lib_slot_info {
	u8  slot_num; /* 1 or 2 */
	u8  reserved1;
	u16 reserved2;
	u32 iram_size; /* slot size in IRAM */
	u32 dram_size; /* slot size in DRAM */
	u32 iram_offset; /* starting offset of slot in IRAM */
	u32 dram_offset; /* starting offset of slot in DRAM */
} __packed;

struct snd_ppp_mixer_params {
	__u32			type; /*Type of the parameter */
	__u32			size;
	__u32			input_stream_bitmap; /*Input stream Bit Map*/
} __packed;

struct snd_sst_lib_download {
	struct module_info lib_info; /* library info type, capabilities etc */
	struct lib_slot_info slot_info; /* slot info to be downloaded */
	u32 mod_entry_pt;
};

struct snd_sst_lib_download_info {
	struct snd_sst_lib_download dload_lib;
	u16 result;	/* Result used for acknowledgment */
	u8 pvt_id; /* Private ID */
	u8 reserved;  /* for alignment */
};
struct snd_pcm_params {
	u8 num_chan;	/* 1=Mono, 2=Stereo */
	u8 pcm_wd_sz;	/* 16/24 - bit*/
	u8 use_offload_path;	/* 0-PCM using period elpased & ALSA interfaces
				   1-PCM stream via compressed interface  */
	u8 reserved2;
	u32 sfreq;    /* Sampling rate in Hz */
	u8 channel_map[8];
} __packed;

/* MP3 Music Parameters Message */
struct snd_mp3_params {
	u8  num_chan;	/* 1=Mono, 2=Stereo	*/
	u8  pcm_wd_sz; /* 16/24 - bit*/
	u8  crc_check; /* crc_check - disable (0) or enable (1) */
	u8  reserved1; /* unused*/
	u16 reserved2;	/* Unused */
} __packed;

#define AAC_BIT_STREAM_ADTS		0
#define AAC_BIT_STREAM_ADIF		1
#define AAC_BIT_STREAM_RAW		2

/* AAC Music Parameters Message */
struct snd_aac_params {
	u8 num_chan; /* 1=Mono, 2=Stereo*/
	u8 pcm_wd_sz; /* 16/24 - bit*/
	u8 bdownsample; /*SBR downsampling 0 - disable 1 -enabled AAC+ only */
	u8 bs_format; /* input bit stream format adts=0, adif=1, raw=2 */
	u16  reser2;
	u32 externalsr; /*sampling rate of basic AAC raw bit stream*/
	u8 sbr_signalling;/*disable/enable/set automode the SBR tool.AAC+*/
	u8 reser1;
	u16  reser3;
} __packed;

/* WMA Music Parameters Message */
struct snd_wma_params {
	u8  num_chan;	/* 1=Mono, 2=Stereo */
	u8  pcm_wd_sz;	/* 16/24 - bit*/
	u16 reserved1;
	u32 brate;	/* Use the hard coded value. */
	u32 sfreq;	/* Sampling freq eg. 8000, 441000, 48000 */
	u32 channel_mask;  /* Channel Mask */
	u16 format_tag;	/* Format Tag */
	u16 block_align;	/* packet size */
	u16 wma_encode_opt;/* Encoder option */
	u8 op_align;	/* op align 0- 16 bit, 1- MSB, 2 LSB */
	u8 reserved;	/* reserved */
} __packed;

/* Codec params structure */
union  snd_sst_codec_params {
	struct snd_pcm_params pcm_params;
	struct snd_mp3_params mp3_params;
	struct snd_aac_params aac_params;
	struct snd_wma_params wma_params;
} __packed;

/* Address and size info of a frame buffer */
struct sst_address_info {
	u32 addr; /* Address at IA */
	u32 size; /* Size of the buffer */
};

struct snd_sst_alloc_params_ext {
	__u16 sg_count;
	__u16 reserved;
	__u32 frag_size;	/*Number of samples after which period elapsed
				  message is sent valid only if path  = 0*/
	struct sst_address_info  ring_buf_info[8];
};

struct snd_sst_stream_params {
	union snd_sst_codec_params uc;
} __packed;

struct snd_sst_params {
	u32 result;
	u32 stream_id;
	u8 codec;
	u8 ops;
	u8 stream_type;
	u8 device_type;
	u8 task;
	struct snd_sst_stream_params sparams;
	struct snd_sst_alloc_params_ext aparams;
};

struct snd_sst_alloc_mrfld {
	u16 codec_type;
	u8 operation;
	u8 sg_count;
	struct sst_address_info ring_buf_info[8];
	u32 frag_size;
	u32 ts;
	struct snd_sst_stream_params codec_params;
} __packed;

/* Alloc stream params structure */
struct snd_sst_alloc_params {
	struct snd_sst_str_type str_type;
	struct snd_sst_stream_params stream_params;
	struct snd_sst_alloc_params_ext alloc_params;
} __packed;

/* Alloc stream response message */
struct snd_sst_alloc_response {
	struct snd_sst_str_type str_type; /* Stream type for allocation */
	struct snd_sst_lib_download lib_dnld; /* Valid only for codec dnld */
};

/* Drop response */
struct snd_sst_drop_response {
	u32 result;
	u32 bytes;
};

struct snd_sst_async_msg {
	u32 msg_id; /* Async msg id */
	u32 payload[0];
};

struct snd_sst_async_err_msg {
	u32 fw_resp; /* Firmware Result */
	u32 lib_resp; /*Library result */
} __packed;

struct snd_sst_vol {
	u32	stream_id;
	s32	volume;
	u32	ramp_duration;
	u32	ramp_type;		/* Ramp type, default=0 */
};

/* Gain library parameters for mrfld
 * based on DSP command spec v0.82
 */
struct snd_sst_gain_v2 {
	u16 gain_cell_num;  /* num of gain cells to modify*/
	u8 cell_nbr_idx; /* instance index*/
	u8 cell_path_idx; /* pipe-id */
	u16 module_id; /*module id */
	u16 left_cell_gain; /* left gain value in dB*/
	u16 right_cell_gain; /* right gain value in dB*/
	u16 gain_time_const; /* gain time constant*/
} __packed;

struct snd_sst_mute {
	u32	stream_id;
	u32	mute;
};

struct snd_sst_runtime_params {
	u8 type;
	u8 str_id;
	u8 size;
	u8 rsvd;
	void *addr;
} __packed;

enum stream_param_type {
	SST_SET_TIME_SLOT = 0,
	SST_SET_CHANNEL_INFO = 1,
	OTHERS = 2, /*reserved for future params*/
};

/* CSV Voice call routing structure */
struct snd_sst_control_routing {
	u8 control; /* 0=start, 1=Stop */
	u8 reserved[3];	/* Reserved- for 32 bit alignment */
};

struct ipc_post {
	struct list_head node;
	union ipc_header header; /* driver specific */
	bool is_large;
	bool is_process_reply;
	union ipc_header_mrfld mrfld_header;
	char *mailbox_data;
};

struct snd_sst_ctxt_params {
	u32 address; /* Physical Address in DDR where the context is stored */
	u32 size; /* size of the context */
};

struct snd_sst_lpe_log_params {
	u8 dbg_type;
	u8 module_id;
	u8 log_level;
	u8 reserved;
} __packed;

enum snd_sst_bytes_type {
	SND_SST_BYTES_SET = 0x1,
	SND_SST_BYTES_GET = 0x2,
};

struct snd_sst_bytes_v2 {
	u8 type;
	u8 ipc_msg;
	u8 block;
	u8 task_id;
	u8 pipe_id;
	u8 rsvd;
	u16 len;
	char bytes[0];
};

#define MAX_VTSV_FILES 2
struct snd_sst_vtsv_info {
	struct sst_address_info vfiles[MAX_VTSV_FILES];
} __packed;

#endif /* __SST_MFLD_DSP_H__ */