Messages in this thread | | | Date | Mon, 17 Sep 2012 11:41:23 +0300 | From | Peter Ujfalusi <> | Subject | Re: [PATCH v3 02/15] dmaengine: omap: Add support for pause/resume in cyclic dma mode |
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Hi Vinod,
On 09/17/2012 06:13 AM, Vinod Koul wrote: > 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?
The pause/resume operation has been only used by audio. This might work with non cyclic modes as well but it has never been used/tested so to be safe I have added this restriction.
-- Péter -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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