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bluez5: use kernel-provided RX timestamps

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Use kernel-provided packet reception timestamps to get less jitter in
packet timings. Mostly matters for ISO/SCO which have regular schedule.

A2DP (L2CAP) doesn't currently do RX timestamps in kernel, but we can as
well use the same mechanism for it.
This commit is contained in:
Pauli Virtanen 2025-03-22 14:18:58 +02:00 • committed by Wim Taymans
parent 081116906d
commit 0d61cc1b1d
8 changed files with 165 additions and 31 deletions
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1
spa/plugins/bluez5/bt-latency.h
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@ -5,6 +5,7 @@
#ifndef SPA_BLUEZ5_BT_LATENCY_H
#define SPA_BLUEZ5_BT_LATENCY_H
#include <time.h>
#include <sys/socket.h>
#include <linux/net_tstamp.h>
#include <linux/errqueue.h>