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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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#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