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/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
/*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* Copyright(c) 2018 Intel Corporation. All rights reserved.
*/
#ifndef __INCLUDE_SOUND_SOF_STREAM_H__
#define __INCLUDE_SOUND_SOF_STREAM_H__
#include <sound/sof/header.h>
/*
* Stream configuration.
*/
#define SOF_IPC_MAX_CHANNELS 8
/* common sample rates for use in masks */
#define SOF_RATE_8000 (1 << 0) /**< 8000Hz */
#define SOF_RATE_11025 (1 << 1) /**< 11025Hz */
#define SOF_RATE_12000 (1 << 2) /**< 12000Hz */
#define SOF_RATE_16000 (1 << 3) /**< 16000Hz */
#define SOF_RATE_22050 (1 << 4) /**< 22050Hz */
#define SOF_RATE_24000 (1 << 5) /**< 24000Hz */
#define SOF_RATE_32000 (1 << 6) /**< 32000Hz */
#define SOF_RATE_44100 (1 << 7) /**< 44100Hz */
#define SOF_RATE_48000 (1 << 8) /**< 48000Hz */
#define SOF_RATE_64000 (1 << 9) /**< 64000Hz */
#define SOF_RATE_88200 (1 << 10) /**< 88200Hz */
#define SOF_RATE_96000 (1 << 11) /**< 96000Hz */
#define SOF_RATE_176400 (1 << 12) /**< 176400Hz */
#define SOF_RATE_192000 (1 << 13) /**< 192000Hz */
/* continuous and non-standard rates for flexibility */
#define SOF_RATE_CONTINUOUS (1 << 30) /**< range */
#define SOF_RATE_KNOT (1 << 31) /**< non-continuous */
/* generic PCM flags for runtime settings */
#define SOF_PCM_FLAG_XRUN_STOP (1 << 0) /**< Stop on any XRUN */
/* stream PCM frame format */
enum sof_ipc_frame {
SOF_IPC_FRAME_S16_LE = 0,
SOF_IPC_FRAME_S24_4LE,
SOF_IPC_FRAME_S32_LE,
SOF_IPC_FRAME_FLOAT,
/* other formats here */
};
/* stream buffer format */
enum sof_ipc_buffer_format {
SOF_IPC_BUFFER_INTERLEAVED,
SOF_IPC_BUFFER_NONINTERLEAVED,
/* other formats here */
};
/* stream direction */
enum sof_ipc_stream_direction {
SOF_IPC_STREAM_PLAYBACK = 0,
SOF_IPC_STREAM_CAPTURE,
};
/* stream ring info */
struct sof_ipc_host_buffer {
struct sof_ipc_hdr hdr;
uint32_t phy_addr;
uint32_t pages;
uint32_t size;
uint32_t reserved[3];
} __packed;
struct sof_ipc_stream_params {
struct sof_ipc_hdr hdr;
struct sof_ipc_host_buffer buffer;
uint32_t direction; /**< enum sof_ipc_stream_direction */
uint32_t frame_fmt; /**< enum sof_ipc_frame */
uint32_t buffer_fmt; /**< enum sof_ipc_buffer_format */
uint32_t rate;
uint16_t stream_tag;
uint16_t channels;
uint16_t sample_valid_bytes;
uint16_t sample_container_bytes;
uint32_t host_period_bytes;
uint16_t no_stream_position; /**< 1 means don't send stream position */
uint8_t cont_update_posn; /**< 1 means continuous update stream position */
uint8_t reserved0;
int16_t ext_data_length; /**< 0, means no extended data */
uint8_t reserved[2];
uint16_t chmap[SOF_IPC_MAX_CHANNELS]; /**< channel map - SOF_CHMAP_ */
uint8_t ext_data[]; /**< extended data */
} __packed;
/* PCM params info - SOF_IPC_STREAM_PCM_PARAMS */
struct sof_ipc_pcm_params {
struct sof_ipc_cmd_hdr hdr;
uint32_t comp_id;
uint32_t flags; /**< generic PCM flags - SOF_PCM_FLAG_ */
uint32_t reserved[2];
struct sof_ipc_stream_params params;
} __packed;
/* PCM params info reply - SOF_IPC_STREAM_PCM_PARAMS_REPLY */
struct sof_ipc_pcm_params_reply {
struct sof_ipc_reply rhdr;
uint32_t comp_id;
uint32_t posn_offset;
} __packed;
/* free stream - SOF_IPC_STREAM_PCM_PARAMS */
struct sof_ipc_stream {
struct sof_ipc_cmd_hdr hdr;
uint32_t comp_id;
} __packed;
/* flags indicating which time stamps are in sync with each other */
#define SOF_TIME_HOST_SYNC (1 << 0)
#define SOF_TIME_DAI_SYNC (1 << 1)
#define SOF_TIME_WALL_SYNC (1 << 2)
#define SOF_TIME_STAMP_SYNC (1 << 3)
/* flags indicating which time stamps are valid */
#define SOF_TIME_HOST_VALID (1 << 8)
#define SOF_TIME_DAI_VALID (1 << 9)
#define SOF_TIME_WALL_VALID (1 << 10)
#define SOF_TIME_STAMP_VALID (1 << 11)
/* flags indicating time stamps are 64bit else 3use low 32bit */
#define SOF_TIME_HOST_64 (1 << 16)
#define SOF_TIME_DAI_64 (1 << 17)
#define SOF_TIME_WALL_64 (1 << 18)
#define SOF_TIME_STAMP_64 (1 << 19)
struct sof_ipc_stream_posn {
struct sof_ipc_reply rhdr;
uint32_t comp_id; /**< host component ID */
uint32_t flags; /**< SOF_TIME_ */
uint32_t wallclock_hz; /**< frequency of wallclock in Hz */
uint32_t timestamp_ns; /**< resolution of timestamp in ns */
uint64_t host_posn; /**< host DMA position in bytes */
uint64_t dai_posn; /**< DAI DMA position in bytes */
uint64_t comp_posn; /**< comp position in bytes */
uint64_t wallclock; /**< audio wall clock */
uint64_t timestamp; /**< system time stamp */
uint32_t xrun_comp_id; /**< comp ID of XRUN component */
int32_t xrun_size; /**< XRUN size in bytes */
} __packed;
#endif