linux-kernel - Re: [PATCH v3 02/15] dmaengine: omap: Add support for pause/resume in cyclic dma mode

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Message-ID: <1347851637.1943.125.camel@vkoul-udesk3>
Date:	Mon, 17 Sep 2012 08:43:57 +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, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Janusz Krzysztofik <jkrzyszt@....icnet.pl>,
	Ricardo Neri <ricardo.neri@...com>,
	Lars-Peter Clausen <lars@...afoo.de>
Subject: Re: [PATCH v3 02/15] dmaengine: omap: Add support for pause/resume
 in cyclic dma mode

On Fri, 2012-09-14 at 15:05 +0300, Peter Ujfalusi wrote:
> -       /* FIXME: not supported by platform private API */
> -       return -EINVAL;
> +       /* Pause/Resume only allowed with cyclic mode */
> +       if (!c->cyclic)
> +               return -EINVAL; 
This is not a dma restriction right?

-- 
~Vinod

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