linux-kernel - Re: [PATCH v3 05/15] dmaengine: omap-dma: Add support to suppress interrupts in cyclic mode

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Message-ID: <1347876021.1943.149.camel@vkoul-udesk3>
Date:	Mon, 17 Sep 2012 15:30:21 +0530
From:	Vinod Koul <vinod.koul@...ux.intel.com>
To:	Peter Ujfalusi <peter.ujfalusi@...com>
Cc:	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Liam Girdwood <lrg@...com>, Tony Lindgren <tony@...mide.com>,
	Russell King <rmk+kernel@....linux.org.uk>,
	Dan Williams <djbw@...com>,
	Jarkko Nikula <jarkko.nikula@...mer.com>,
	alsa-devel@...a-project.org, Lars-Peter Clausen <lars@...afoo.de>,
	Janusz Krzysztofik <jkrzyszt@....icnet.pl>,
	Ricardo Neri <ricardo.neri@...com>,
	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 05/15] dmaengine: omap-dma: Add support to suppress
 interrupts in cyclic mode

On Fri, 2012-09-14 at 15:05 +0300, Peter Ujfalusi wrote:
> When requested (DMA_PREP_INTERRUPT is cleared in flags) disable all
> DMA
> interrupts for the channel. In this mode user space does not expect
> periodic reports from kernel about the progress of the audio stream.
> PulseAudio for example support this type of mode.
Acked-by: Vinod Koul <vinod.koul@...ux.intel.com>

-- 
~Vinod

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