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Avoid running audio ctl's when vm is not running

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6627 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
malc 2009-02-18 20:44:04 +00:00
parent c6ba7bbc48
commit 978dd63540
2 changed files with 10 additions and 2 deletions
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11
audio/audio.c
View File

@ -1127,6 +1127,7 @@ void AUD_set_active_out (SWVoiceOut *sw, int on)
hw = sw->hw;
if (sw->active != on) {
AudioState *s = &glob_audio_state;
SWVoiceOut *temp_sw;
SWVoiceCap *sc;
@ -1134,7 +1135,9 @@ void AUD_set_active_out (SWVoiceOut *sw, int on)
hw->pending_disable = 0;
if (!hw->enabled) {
hw->enabled = 1;
hw->pcm_ops->ctl_out (hw, VOICE_ENABLE);
if (s->vm_running) {
hw->pcm_ops->ctl_out (hw, VOICE_ENABLE);
}
}
}
else {
@ -1170,12 +1173,15 @@ void AUD_set_active_in (SWVoiceIn *sw, int on)
hw = sw->hw;
if (sw->active != on) {
AudioState *s = &glob_audio_state;
SWVoiceIn *temp_sw;
if (on) {
if (!hw->enabled) {
hw->enabled = 1;
hw->pcm_ops->ctl_in (hw, VOICE_ENABLE);
if (s->vm_running) {
hw->pcm_ops->ctl_in (hw, VOICE_ENABLE);
}
}
sw->total_hw_samples_acquired = hw->total_samples_captured;
}
@ -1623,6 +1629,7 @@ static void audio_vm_change_state_handler (void *opaque, int running,
HWVoiceIn *hwi = NULL;
int op = running ? VOICE_ENABLE : VOICE_DISABLE;
s->vm_running = running;
while ((hwo = audio_pcm_hw_find_any_enabled_out (s, hwo))) {
hwo->pcm_ops->ctl_out (hwo, op);
}

1
audio/audio_int.h
View File

@ -192,6 +192,7 @@ struct AudioState {
LIST_HEAD (cap_listhead, CaptureVoiceOut) cap_head;
int nb_hw_voices_out;
int nb_hw_voices_in;
int vm_running;
};
extern struct audio_driver no_audio_driver;