From: Anant Agrawal <Anant_Agrawal@mentor.com>
Date: Fri, 25 Nov 2016 11:13:34 +0000 (+0530)
Subject: pcm: dshare: Fix endless playback of buffer
X-Git-Tag: v1.1.3~14
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=876563c824bdecbf771a0e7bda472b0a1c19d900;p=alsa-lib.git

pcm: dshare: Fix endless playback of buffer

On snd_pcm_drain() the slave PCM driven via plugin DSHARE is not filled with
silence. Result is endless playback of buffer content until pcm is closed.
In ALSA pcm dshare plugin, called do_silence method to fix the issue.

Signed-off-by: Anant Agrawal <Anant_Agrawal@mentor.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/src/pcm/pcm_dshare.c b/src/pcm/pcm_dshare.c
index 01f5eed8..29cd6c6d 100644
--- a/src/pcm/pcm_dshare.c
+++ b/src/pcm/pcm_dshare.c
@@ -186,6 +186,7 @@ static int snd_pcm_dshare_sync_ptr0(snd_pcm_t *pcm, snd_pcm_uframes_t slave_hw_p
 		dshare->avail_max = avail;
 	if (avail >= pcm->stop_threshold) {
 		snd_timer_stop(dshare->timer);
+		do_silence(pcm);
 		gettimestamp(&dshare->trigger_tstamp, pcm->tstamp_type);
 		if (dshare->state == SND_PCM_STATE_RUNNING) {
 			dshare->state = SND_PCM_STATE_XRUN;