/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) 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; 	/* for notifying host period has completed - 0 means no period IRQ */	uint32_t host_period_bytes; 	uint32_t reserved[2];	uint16_t chmap[SOF_IPC_MAX_CHANNELS];	/**< channel map - SOF_CHMAP_ */} __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