From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Cc: "ext Olaya, Margarita" <magi.olaya@ti.com>,
alsa-devel@alsa-project.org, Liam Girdwood <lrg@slimlogic.co.uk>
Subject: Re: [PATCH 2/2] ASoC: omap: Stop DMA re enabling in self linkage mode
Date: Tue, 7 Dec 2010 14:05:12 +0000 [thread overview]
Message-ID: <20101207140512.GX4698@rakim.wolfsonmicro.main> (raw)
In-Reply-To: <201012071117.26440.peter.ujfalusi@nokia.com>
On Tue, Dec 07, 2010 at 11:17:26AM +0200, Peter Ujfalusi wrote:
> I have not seen this happening on OMAP2/3, or at least I'm not aware of it.
> Is this problem OMAP4 only?
> Do you know if this happens on playback, capture or in both direction?
> Is it worth to do this workaround only on OMAP4?
Given that the patch should cause at most a single read from a register
when tearing down DMA if it's not required I'd guess it's safer to just
unconditionally enable the workaround on the off chance that it's just
reallly rare rather than not needed?
next prev parent reply other threads:[~2010-12-07 14:05 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-06 22:34 [PATCH 2/2] ASoC: omap: Stop DMA re enabling in self linkage mode Olaya, Margarita
2010-12-06 22:47 ` Mark Brown
2010-12-07 9:17 ` Peter Ujfalusi
2010-12-07 14:05 ` Mark Brown [this message]
2010-12-07 14:38 ` Peter Ujfalusi
2010-12-07 14:43 ` Mark Brown
2010-12-07 15:17 ` Liam Girdwood
2010-12-07 16:00 ` Jarkko Nikula
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