diff options
Diffstat (limited to 'include/uapi/sound/sof/header.h')
| -rw-r--r-- | include/uapi/sound/sof/header.h | 59 |
1 files changed, 50 insertions, 9 deletions
diff --git a/include/uapi/sound/sof/header.h b/include/uapi/sound/sof/header.h index 5f4518e7a972..228d4c3eb225 100644 --- a/include/uapi/sound/sof/header.h +++ b/include/uapi/sound/sof/header.h @@ -3,7 +3,7 @@ * 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. + * Copyright(c) 2018 Intel Corporation */ #ifndef __INCLUDE_UAPI_SOUND_SOF_USER_HEADER_H__ @@ -11,19 +11,60 @@ #include <linux/types.h> -/* - * Header for all non IPC ABI data. +/** + * 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; /**< '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 */ + __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 |