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