/* 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[0]; /**< Component data - opaque to core */ } __packed; #endif