1*4882a593Smuzhiyun /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * This file is provided under a dual BSD/GPLv2 license. When using or 4*4882a593Smuzhiyun * redistributing this file, you may do so under either license. 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * Copyright(c) 2018 Intel Corporation. All rights reserved. 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef __INCLUDE_UAPI_SOUND_SOF_USER_HEADER_H__ 10*4882a593Smuzhiyun #define __INCLUDE_UAPI_SOUND_SOF_USER_HEADER_H__ 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #include <linux/types.h> 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun /* 15*4882a593Smuzhiyun * Header for all non IPC ABI data. 16*4882a593Smuzhiyun * 17*4882a593Smuzhiyun * Identifies data type, size and ABI. 18*4882a593Smuzhiyun * Used by any bespoke component data structures or binary blobs. 19*4882a593Smuzhiyun */ 20*4882a593Smuzhiyun struct sof_abi_hdr { 21*4882a593Smuzhiyun __u32 magic; /**< 'S', 'O', 'F', '\0' */ 22*4882a593Smuzhiyun __u32 type; /**< component specific type */ 23*4882a593Smuzhiyun __u32 size; /**< size in bytes of data excl. this struct */ 24*4882a593Smuzhiyun __u32 abi; /**< SOF ABI version */ 25*4882a593Smuzhiyun __u32 reserved[4]; /**< reserved for future use */ 26*4882a593Smuzhiyun __u32 data[0]; /**< Component data - opaque to core */ 27*4882a593Smuzhiyun } __packed; 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun #endif 30