linux-headers/sound/sof/header.h
2023-06-07 11:35:51 +00:00

60 lines
1.5 KiB
C

/* 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>
/*
* Header for all non IPC ABI data.
*
* Identifies data type, size and ABI.
* Used by any bespoke component data structures or binary blobs.
*/
struct sof_abi_hdr {
__u32 magic; /**< 'S', 'O', 'F', '\0' */
__u32 type; /**< component specific type */
__u32 size; /**< size in bytes of data excl. this struct */
__u32 abi; /**< SOF ABI version */
__u32 reserved[4]; /**< reserved for future use */
__u32 data[]; /**< Component data - opaque to core */
} __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