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milan-avb: hook stream output to MSRP listener_observed + add max_transit_time_ns

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hackerman-kl 2026-04-26 14:57:24 +02:00 • committed by Wim Taymans
parent a5fbeef6f8
commit 197bab7931
2 changed files with 28 additions and 4 deletions
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9
src/modules/module-avb/aecp-aem-state.h
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@ -219,6 +219,15 @@ struct aecp_aem_stream_output_state {
* MSRP_ACC_LAT_VALID flag. Range 0 .. 0x7FFFFFFF. */
uint32_t presentation_time_offset_ns;
/** IEEE 1722.1-2021 Section 7.4.39 max_transit_time, nanoseconds. The maximum
* time between an AVTP frame's transmission by this Talker and its
* consumption by any Listener. Read by stream_activate() to seed
* stream->mtt (the per-PDU presentation_time = txtime + mtt) and by
* GET_MAX_TRANSIT_TIME; updated by SET_MAX_TRANSIT_TIME. Default
* 2_000_000 (2 ms) — kept in sync with presentation_time_offset_ns
* until the two opcodes are wired up to set them independently. */
uint64_t max_transit_time_ns;
bool stream_info_dirty;
/* Milan Section 5.4.5 counter unsolicited rate-limit (see avb_interface_state). */