From: Jindrich Makovicka <makovick@gmail.com>
Date: Sun, 17 Oct 2010 17:28:14 +0000 (+0200)
Subject: fix 100% CPU load when idle with ALSA
X-Git-Tag: TizenStudio_2.0_p2.3.2~208^2~7082
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=22d948a2d97434192018bdabaf0a50cda7f994be;p=sdk%2Femulator%2Fqemu.git

fix 100% CPU load when idle with ALSA

Playback control function did not disable polling when playback stops.
Caused busy spinning of the main loop due to unprocessed events.

Signed-off-by: Jindrich Makovicka <makovick@gmail.com>
Signed-off-by: malc <av1474@comtv.ru>
---

diff --git a/audio/alsaaudio.c b/audio/alsaaudio.c
index f0171f9..3ca4078 100644
--- a/audio/alsaaudio.c
+++ b/audio/alsaaudio.c
@@ -889,6 +889,10 @@ static int alsa_ctl_out (HWVoiceOut *hw, int cmd, ...)
 
     case VOICE_DISABLE:
         ldebug ("disabling voice\n");
+        if (hw->poll_mode) {
+            hw->poll_mode = 0;
+            alsa_fini_poll (&alsa->pollhlp);
+        }
         return alsa_voice_ctl (alsa->handle, "playback", 1);
     }