mirrors/pipewire
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pipewire/pipewire.git synced 2026-02-20 01:40:28 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions
pipewire/src/modules/module-avb/aecp-aem-descriptors.h

285 lines
9.1 KiB
C
Raw Blame History

/* AVB support */
/* SPDX-FileCopyrightText: Copyright © 2022 Wim Taymans */
/* SPDX-FileCopyrightText: Copyright © 2025 Alexandre Malki (alexandre.malki@kebag-logic.com) */
/* SPDX-License-Identifier: MIT */
#ifndef AVB_AECP_AEM_DESCRIPTORS_H
#define AVB_AECP_AEM_DESCRIPTORS_H
#include <stdint.h>
/*
* IEEE 1722.1-2021, Table 7-1 - Descriptor Types
*/
#define AVB_AEM_DESC_ENTITY 0x0000
#define AVB_AEM_DESC_CONFIGURATION 0x0001
#define AVB_AEM_DESC_AUDIO_UNIT 0x0002
#define AVB_AEM_DESC_VIDEO_UNIT 0x0003
#define AVB_AEM_DESC_SENSOR_UNIT 0x0004
#define AVB_AEM_DESC_STREAM_INPUT 0x0005
#define AVB_AEM_DESC_STREAM_OUTPUT 0x0006
#define AVB_AEM_DESC_JACK_INPUT 0x0007
#define AVB_AEM_DESC_JACK_OUTPUT 0x0008
#define AVB_AEM_DESC_AVB_INTERFACE 0x0009
#define AVB_AEM_DESC_CLOCK_SOURCE 0x000a
#define AVB_AEM_DESC_MEMORY_OBJECT 0x000b
#define AVB_AEM_DESC_LOCALE 0x000c
#define AVB_AEM_DESC_STRINGS 0x000d
#define AVB_AEM_DESC_STREAM_PORT_INPUT 0x000e
#define AVB_AEM_DESC_STREAM_PORT_OUTPUT 0x000f
#define AVB_AEM_DESC_EXTERNAL_PORT_INPUT 0x0010
#define AVB_AEM_DESC_EXTERNAL_PORT_OUTPUT 0x0011
#define AVB_AEM_DESC_INTERNAL_PORT_INPUT 0x0012
#define AVB_AEM_DESC_INTERNAL_PORT_OUTPUT 0x0013
#define AVB_AEM_DESC_AUDIO_CLUSTER 0x0014
#define AVB_AEM_DESC_VIDEO_CLUSTER 0x0015
#define AVB_AEM_DESC_SENSOR_CLUSTER 0x0016
#define AVB_AEM_DESC_AUDIO_MAP 0x0017
#define AVB_AEM_DESC_VIDEO_MAP 0x0018
#define AVB_AEM_DESC_SENSOR_MAP 0x0019
#define AVB_AEM_DESC_CONTROL 0x001a
#define AVB_AEM_DESC_SIGNAL_SELECTOR 0x001b
#define AVB_AEM_DESC_MIXER 0x001c
#define AVB_AEM_DESC_MATRIX 0x001d
#define AVB_AEM_DESC_MATRIX_SIGNAL 0x001e
#define AVB_AEM_DESC_SIGNAL_SPLITTER 0x001f
#define AVB_AEM_DESC_SIGNAL_COMBINER 0x0020
#define AVB_AEM_DESC_SIGNAL_DEMULTIPLEXER 0x0021
#define AVB_AEM_DESC_SIGNAL_MULTIPLEXER 0x0022
#define AVB_AEM_DESC_SIGNAL_TRANSCODER 0x0023
#define AVB_AEM_DESC_CLOCK_DOMAIN 0x0024
#define AVB_AEM_DESC_CONTROL_BLOCK 0x0025
/** IEEE 1722.1-2021 Table-7 has up to descriptor 0x0029, reserved for future */
#define AVB_AEM_DESC_LAST_RESERVED_17221 0x0029
#define AVB_AEM_DESC_INVALID 0xffff
/* IEEE 1722.1-2021, Table 7-24 - Port Flags */
// No flag is not defined in table
#define AVB_AEM_PORT_FLAG_NO_FLAG 0x0000
#define AVB_AEM_PORT_FLAG_CLOCK_SYNC_SOURCE 0x0001
#define AVB_AEM_PORT_FLAG_ASYNC_SAMPLE_RATE_CONV 0x0002
#define AVB_AEM_PORT_FLAG_SYNC_SAMPLE_RATE_CONV 0x0004
struct avb_aem_desc_entity {
uint64_t entity_id;
uint64_t entity_model_id;
uint32_t entity_capabilities;
uint16_t talker_stream_sources;
uint16_t talker_capabilities;
uint16_t listener_stream_sinks;
uint16_t listener_capabilities;
uint32_t controller_capabilities;
uint32_t available_index;
uint64_t association_id;
char entity_name[64];
uint16_t vendor_name_string;
uint16_t model_name_string;
char firmware_version[64];
char group_name[64];
char serial_number[64];
uint16_t configurations_count;
uint16_t current_configuration;
} __attribute__ ((__packed__));
struct avb_aem_desc_descriptor_count {
uint16_t descriptor_type;
uint16_t descriptor_count;
} __attribute__ ((__packed__));
struct avb_aem_desc_configuration {
char object_name[64];
uint16_t localized_description;
uint16_t descriptor_counts_count;
uint16_t descriptor_counts_offset;
struct avb_aem_desc_descriptor_count descriptor_counts[0];
} __attribute__ ((__packed__));
struct avb_aem_desc_sampling_rate {
uint32_t pull_frequency;
} __attribute__ ((__packed__));
struct avb_aem_desc_audio_unit {
char object_name[64];
uint16_t localized_description;
uint16_t clock_domain_index;
uint16_t number_of_stream_input_ports;
uint16_t base_stream_input_port;
uint16_t number_of_stream_output_ports;
uint16_t base_stream_output_port;
uint16_t number_of_external_input_ports;
uint16_t base_external_input_port;
uint16_t number_of_external_output_ports;
uint16_t base_external_output_port;
uint16_t number_of_internal_input_ports;
uint16_t base_internal_input_port;
uint16_t number_of_internal_output_ports;
uint16_t base_internal_output_port;
uint16_t number_of_controls;
uint16_t base_control;
uint16_t number_of_signal_selectors;
uint16_t base_signal_selector;
uint16_t number_of_mixers;
uint16_t base_mixer;
uint16_t number_of_matrices;
uint16_t base_matrix;
uint16_t number_of_splitters;
uint16_t base_splitter;
uint16_t number_of_combiners;
uint16_t base_combiner;
uint16_t number_of_demultiplexers;
uint16_t base_demultiplexer;
uint16_t number_of_multiplexers;
uint16_t base_multiplexer;
uint16_t number_of_transcoders;
uint16_t base_transcoder;
uint16_t number_of_control_blocks;
uint16_t base_control_block;
uint32_t current_sampling_rate;
uint16_t sampling_rates_offset;
uint16_t sampling_rates_count;
struct avb_aem_desc_sampling_rate sampling_rates[0];
} __attribute__ ((__packed__));
/* IEEE 1722.1-2021, Table 7-28 - AUDIO_CLUSTER format values */
#define AVB_AEM_AUDIO_CLUSTER_TYPE_IEC60958 0x00
#define AVB_AEM_AUDIO_CLUSTER_TYPE_MBLA 0x40
#define AVB_AEM_AUDIO_CLUSTER_TYPE_MIDI 0x80
#define AVB_AEM_AUDIO_CLUSTER_TYPE_SMPTE 0x88
struct avb_aem_desc_audio_cluster {
char object_name[64];
uint16_t localized_description;
uint16_t signal_type;
uint16_t signal_index;
uint16_t signal_output;
uint32_t path_latency;
uint32_t block_latency;
uint16_t channel_count;
uint8_t format;
uint8_t aes3_data_type_ref;
uint16_t aes3_data_type;
} __attribute__ ((__packed__));
#define AVB_AEM_AUDIO_MAPPING_FORMAT_OFFSET (8)
struct avb_aem_audio_mapping_format {
uint16_t mapping_stream_index;
uint16_t mapping_stream_channel;
uint16_t mapping_cluster_offset;
uint16_t mapping_cluster_channel;
} __attribute__ ((__packed__));
struct avb_aem_desc_audio_map {
uint16_t mapping_offset;
uint16_t number_of_mappings;
struct avb_aem_audio_mapping_format mappings[0];
} __attribute__ ((__packed__));
#define AVB_AEM_DESC_STREAM_FLAG_SYNC_SOURCE (1u<<0)
#define AVB_AEM_DESC_STREAM_FLAG_CLASS_A (1u<<1)
#define AVB_AEM_DESC_STREAM_FLAG_CLASS_B (1u<<2)
#define AVB_AEM_DESC_STREAM_FLAG_SUPPORTS_ENCRYPTED (1u<<3)
#define AVB_AEM_DESC_STREAM_FLAG_PRIMARY_BACKUP_SUPPORTED (1u<<4)
#define AVB_AEM_DESC_STREAM_FLAG_PRIMARY_BACKUP_VALID (1u<<5)
#define AVB_AEM_DESC_STREAM_FLAG_SECONDARY_BACKUP_SUPPORTED (1u<<6)
#define AVB_AEM_DESC_STREAM_FLAG_SECONDARY_BACKUP_VALID (1u<<7)
#define AVB_AEM_DESC_STREAM_FLAG_TERTIARY_BACKUP_SUPPORTED (1u<<8)
#define AVB_AEM_DESC_STREAM_FLAG_TERTIARY_BACKUP_VALID (1u<<9)
struct avb_aem_desc_stream {
char object_name[64];
uint16_t localized_description;
uint16_t clock_domain_index;
uint16_t stream_flags;
uint64_t current_format;
uint16_t formats_offset;
uint16_t number_of_formats;
uint64_t backup_talker_entity_id_0;
uint16_t backup_talker_unique_id_0;
uint64_t backup_talker_entity_id_1;
uint16_t backup_talker_unique_id_1;
uint64_t backup_talker_entity_id_2;
uint16_t backup_talker_unique_id_2;
uint64_t backedup_talker_entity_id;
uint16_t backedup_talker_unique;
uint16_t avb_interface_index;
uint32_t buffer_length;
uint64_t stream_formats[0];
} __attribute__ ((__packed__));
#define AVB_AEM_DESC_AVB_INTERFACE_FLAG_GPTP_GRANDMASTER_SUPPORTED (1<<0)
#define AVB_AEM_DESC_AVB_INTERFACE_FLAG_GPTP_SUPPORTED (1<<1)
#define AVB_AEM_DESC_AVB_INTERFACE_FLAG_SRP_SUPPORTED (1<<2)
struct avb_aem_desc_avb_interface {
char object_name[64];
uint16_t localized_description;
uint8_t mac_address[6];
uint16_t interface_flags;
uint64_t clock_identity;
uint8_t priority1;
uint8_t clock_class;
uint16_t offset_scaled_log_variance;
uint8_t clock_accuracy;
uint8_t priority2;
uint8_t domain_number;
int8_t log_sync_interval;
int8_t log_announce_interval;
int8_t log_pdelay_interval;
uint16_t port_number;
} __attribute__ ((__packed__));
#define AVB_AEM_DESC_CLOCK_SOURCE_TYPE_INTERNAL 0x0000
#define AVB_AEM_DESC_CLOCK_SOURCE_TYPE_EXTERNAL 0x0001
#define AVB_AEM_DESC_CLOCK_SOURCE_TYPE_INPUT_STREAM 0x0002
#define AVB_AEM_DESC_CLOCK_SOURCE_TYPE_MEDIA_CLOCK_STREAM 0x0003
#define AVB_AEM_DESC_CLOCK_SOURCE_TYPE_EXPANSION 0xffff
struct avb_aem_desc_clock_source {
char object_name[64];
uint16_t localized_description;
uint16_t clock_source_flags;
uint16_t clock_source_type;
uint64_t clock_source_identifier;
uint16_t clock_source_location_type;
uint16_t clock_source_location_index;
} __attribute__ ((__packed__));
struct avb_aem_desc_clock_domain {
char object_name[64];
uint16_t localized_description;
uint16_t clock_source_index;
uint16_t descriptor_counts_offset;
uint16_t clock_sources_count;
uint16_t clock_sources[0];
} __attribute__ ((__packed__));
struct avb_aem_desc_locale {
char locale_identifier[64];
uint16_t number_of_strings;
uint16_t base_strings;
} __attribute__ ((__packed__));
struct avb_aem_desc_strings {
char string_0[64];
char string_1[64];
char string_2[64];
char string_3[64];
char string_4[64];
char string_5[64];
char string_6[64];
} __attribute__ ((__packed__));
struct avb_aem_desc_stream_port {
uint16_t clock_domain_index;
uint16_t port_flags;
uint16_t number_of_controls;
uint16_t base_control;
uint16_t number_of_clusters;
uint16_t base_cluster;
uint16_t number_of_maps;
uint16_t base_map;
} __attribute__ ((__packed__));
#endif /* AVB_AECP_AEM_DESCRIPTORS_H */
Reference in a new issue View git blame Copy permalink