From: Daniel Mack <zonque@gmail.com>
To: Sandulescu Bogdan <bogdan.sandulescu@yahoo.com>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>
Subject: Re: Underrun on Jade controller...
Date: Fri, 23 Nov 2012 11:09:02 +0100 [thread overview]
Message-ID: <50AF4B3E.9050003@gmail.com> (raw)
In-Reply-To: <1353665116.15462.YahooMailNeo@web120405.mail.ne1.yahoo.com>
On 23.11.2012 11:05, Sandulescu Bogdan wrote:
> I'm an User-Space application developer, using the ALSA library to
> play mixed sounds. My application (and for that matter also aplay)
> are having one underrun problem, and I need help on how to interpret
> the following debug information and receive some possible
> workarounds/solutions.
>
> The underrun occurs only: once after writei() was performed with
> get_buffer_size bytes written, and try to do another writei().
>
> Target: Fujitsu Jade microcontroller
>
> ALSA: 1.0.25
>
> ALSA PCM interface for Jade-xxsvideo:
> /kernel/linux-2.6.31.4/sound/soc/xxsvideo/jade-pcm.c
>
> DMA driver: /kernel/linux-2.6.31.4/arch/arm/mach-xxsvideo/dma.c
Neither the ARM platform code nor the ASoC parts are present in mainline.
> Here are the traces I managed to do, if there is any other
> information needed, please ask me for it.
Without providing any code, I guess nobody on this list will be able to
help you.
Daniel
next prev parent reply other threads:[~2012-11-23 10:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-23 10:05 Underrun on Jade controller Sandulescu Bogdan
2012-11-23 10:09 ` Daniel Mack [this message]
2012-11-23 10:35 ` Sandulescu Bogdan
2012-11-23 10:39 ` Daniel Mack
2012-11-23 12:54 ` Sandulescu Bogdan
2012-11-23 13:48 ` Daniel Mack
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