linux-kernel - Re: [RFC] [PATCH 3/3] ASoC: OMAP: Enhance OMAP1510 DMA progress software counter

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Message-Id: <200908101143.26542.jkrzyszt@tis.icnet.pl>
Date:	Mon, 10 Aug 2009 11:43:25 +0200
From:	Janusz Krzysztofik <jkrzyszt@....icnet.pl>
To:	Jarkko Nikula <jhnikula@...il.com>
Cc:	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Peter Ujfalusi <peter.ujfalusi@...ia.com>,
	Tony Lindgren <tony@...mide.com>,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-arm-kernel@...ts.arm.linux.org.uk" 
	<linux-arm-kernel@...ts.arm.linux.org.uk>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [RFC] [PATCH 3/3] ASoC: OMAP: Enhance OMAP1510 DMA progress software counter

Monday 10 August 2009 10:50:06 Janusz Krzysztofik wrote:
> Enhance period index accuracy, particularly just before buffer rewind, by
> making use of DMA interrupt status flags in addition to simply counting
> interrupts

Sorry, this one is still buggy an can break other OMAP models. Please, do not 
apply, but wait for next version. However, comments are welcome.

The bug hits when multiple interrupt flags are set in parallel.

Thanks,
Janusz
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