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Diffstat (limited to 'include/uapi/sound/sof/header.h')
-rw-r--r-- | include/uapi/sound/sof/header.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/include/uapi/sound/sof/header.h b/include/uapi/sound/sof/header.h new file mode 100644 index 0000000000..cb3c1ace69 --- /dev/null +++ b/include/uapi/sound/sof/header.h @@ -0,0 +1,70 @@ +/* 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[]; +} __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 |