linux-kernel - Re: [PATCH V2 2/2] dmaengine: tegra: add dma driver

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Message-ID: <1336725713.15424.1856.camel@vkoul-udesk3>
Date:	Fri, 11 May 2012 14:11:53 +0530
From:	Vinod Koul <vinod.koul@...ux.intel.com>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	"dan.j.williams@...el.com" <dan.j.williams@...el.com>,
	"grant.likely@...retlab.ca" <grant.likely@...retlab.ca>,
	"rob.herring@...xeda.com" <rob.herring@...xeda.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>
Subject: Re: [PATCH V2 2/2] dmaengine: tegra: add dma driver

On Thu, 2012-05-10 at 10:35 +0530, Laxman Dewangan wrote:

> But when we update the chan->completed_cookie for aborted cookie?
> Otherwise I will get the DMA_IN_PROGRSS when I call dma_cookie_status() 
> but actually it is aborted.
no in .device_tx_status, you should check if the descriptor is aborted
or not and rteurn error for aborted descriptor.


-- 
~Vinod

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