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