71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) 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
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*/
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#ifndef __INCLUDE_UAPI_SOUND_SOF_USER_HEADER_H__
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#define __INCLUDE_UAPI_SOUND_SOF_USER_HEADER_H__
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#include <linux/types.h>
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/**
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* struct sof_abi_hdr - Header for all non IPC ABI data.
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* @magic: Magic number for validation
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* for IPC3 data: 0x00464F53 ('S', 'O', 'F', '\0')
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* for IPC4 data: 0x34464F53 ('S', 'O', 'F', '4')
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* @type: module specific parameter
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* for IPC3: Component specific type
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* for IPC4: parameter ID (param_id) of the data
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* @size: The size in bytes of the data, excluding this struct
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* @abi: SOF ABI version. The version is valid in scope of the 'magic', IPC3 and
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* IPC4 ABI version numbers have no relationship.
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* @reserved: Reserved for future use
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* @data: Component data - opaque to core
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*
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* Identifies data type, size and ABI.
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* Used by any bespoke component data structures or binary blobs.
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*/
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struct sof_abi_hdr {
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__u32 magic;
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__u32 type;
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__u32 size;
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__u32 abi;
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__u32 reserved[4];
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__u32 data[];
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} __packed;
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#define SOF_MANIFEST_DATA_TYPE_NHLT 1
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/**
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* struct sof_manifest_tlv - SOF manifest TLV data
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* @type: type of data
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* @size: data size (not including the size of this struct)
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* @data: payload data
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*/
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struct sof_manifest_tlv {
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__le32 type;
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__le32 size;
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__u8 data[];
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};
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/**
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* struct sof_manifest - SOF topology manifest
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* @abi_major: Major ABI version
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* @abi_minor: Minor ABI version
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* @abi_patch: ABI patch
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* @count: count of tlv items
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* @items: consecutive variable size tlv items
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*/
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struct sof_manifest {
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__le16 abi_major;
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__le16 abi_minor;
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__le16 abi_patch;
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__le16 count;
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struct sof_manifest_tlv items[];
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};
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#endif
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