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[client] audio: complete LGMP shutdown release

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Treat the binding phase as the authoritative shutdown state after
graceful stream release.

Cover disconnect while the host drains and unbinds both streams.
This commit is contained in:
Geoffrey McRae
2026-09-02 06:57:36 +10:00
parent f2f3787aec
commit b8ab04507e
2 changed files with 75 additions and 6 deletions
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18
client/transports/LGMP/audio.c
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@@ -1608,6 +1608,12 @@ static bool bindingGone(LGMPAudio * audio)
return any;
}
static bool bindingPhaseActiveNL(const LGMPAudio * audio)
{
return audio->phase == AUDIO_PHASE_BOUND ||
audio->phase == AUDIO_PHASE_RELEASING;
}
static void maintainBinding(LGMPAudio * audio)
{
const uint64_t now = microtime();
@@ -1716,8 +1722,7 @@ static void maintainBinding(LGMPAudio * audio)
static void stopWorkerBinding(LGMPAudio * audio)
{
LG_LOCK(audio->lock);
const bool active = audio->phase == AUDIO_PHASE_BOUND ||
audio->phase == AUDIO_PHASE_RELEASING;
const bool active = bindingPhaseActiveNL(audio);
audio->phase = active ? AUDIO_PHASE_RELEASING : audio->phase;
LG_UNLOCK(audio->lock);
if (!active)
@@ -1731,7 +1736,11 @@ static void stopWorkerBinding(LGMPAudio * audio)
{
drainInbound(audio);
maintainBinding(audio);
if (bindingGone(audio) || !lgmpClientSessionValid(audio->client))
LG_LOCK(audio->lock);
const bool bindingActive = bindingPhaseActiveNL(audio);
LG_UNLOCK(audio->lock);
if (!bindingActive || !lgmpClientSessionValid(audio->client))
break;
lgWaitEvent(audio->event, 1);
}
@@ -1770,8 +1779,7 @@ static int audioThread(void * opaque)
if (atomic_load_explicit(&audio->stop, memory_order_acquire))
break;
LG_LOCK(audio->lock);
const bool active = audio->phase == AUDIO_PHASE_BOUND ||
audio->phase == AUDIO_PHASE_RELEASING;
const bool active = bindingPhaseActiveNL(audio);
LG_UNLOCK(audio->lock);
if (active)
{