From mboxrd@z Thu Jan  1 00:00:00 1970
From: Clemens Ladisch <clemens@ladisch.de>
Subject: Re: overrun in case of record
Date: Wed, 07 Sep 2011 10:35:33 +0200
Message-ID: <4E672CD5.80508@ladisch.de>
References: <4E65E934.2070706@st.com>	<20110906180138.GC2924@opensource.wolfsonmicro.com>
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To: Rajeev kumar <rajeev-dlh.kumar@st.com>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>, Mark Brown <broonie@opensource.wolfsonmicro.com>, "lrg@slimlogic.co.uk" <lrg@slimlogic.co.uk>
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Rajeev kumar wrote:
> I analyzed the bug and found that if I use arecord  in non-blocking
> mode, it works fine.

In theory, with a correct driver, using non-blocking mode should not
make any difference.

All the symptoms indicate that the pointer callback and/or the calling
of snd_pcm_period_elapsed is somehow wrong.


Regards,
Clemens