linux-kernel - Re: [PATCH 08/28] dmaengine: dw: use DMA

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Date:	Mon, 21 Oct 2013 13:03:46 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Vinod Koul <vinod.koul@...el.com>
Cc:	dan.j.williams@...el.com,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Guennadi Liakhovetski <g.liakhovetski@....de>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: Re: [PATCH 08/28] dmaengine: dw: use DMA_COMPLETE for dma completion status

On 16 October 2013 21:58, Vinod Koul <vinod.koul@...el.com> wrote:
> Signed-off-by: Vinod Koul <vinod.koul@...el.com>
> CC: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> CC: Viresh Kumar <viresh.kumar@...aro.org>
> ---
>  drivers/dma/dw/core.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/dma/dw/core.c b/drivers/dma/dw/core.c
> index 89eb89f..2c29331 100644
> --- a/drivers/dma/dw/core.c
> +++ b/drivers/dma/dw/core.c
> @@ -1098,13 +1098,13 @@ dwc_tx_status(struct dma_chan *chan,
>         enum dma_status         ret;
>
>         ret = dma_cookie_status(chan, cookie, txstate);
> -       if (ret == DMA_SUCCESS)
> +       if (ret == DMA_COMPLETE)
>                 return ret;
>
>         dwc_scan_descriptors(to_dw_dma(chan->device), dwc);
>
>         ret = dma_cookie_status(chan, cookie, txstate);
> -       if (ret != DMA_SUCCESS)
> +       if (ret != DMA_COMPLETE)
>                 dma_set_residue(txstate, dwc_get_residue(dwc));
>
>         if (dwc->paused && ret == DMA_IN_PROGRESS)

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>
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