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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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4
spa/plugins/bluez5/bluez5-dbus.c
View file

@ -3269,10 +3269,10 @@ static int spa_bt_transport_stop_volume_timer(struct spa_bt_transport *transport
}
int spa_bt_transport_ensure_sco_io(struct spa_bt_transport *t, struct spa_loop *data_loop)
int spa_bt_transport_ensure_sco_io(struct spa_bt_transport *t, struct spa_loop *data_loop, struct spa_system *data_system)
{
if (t->sco_io == NULL) {
t->sco_io = spa_bt_sco_io_create(t, data_loop, t->monitor->log);
t->sco_io = spa_bt_sco_io_create(t, data_loop, data_system, t->monitor->log);
if (t->sco_io == NULL)
return -ENOMEM;
}