linux-kernel - Re: [PATCH 01/28] dmaengine: use DMA_COMPLETE for dma completion status

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Date:	Tue, 12 Nov 2013 09:30:39 +0530
From:	Vinod Koul <vinod.koul@...el.com>
To:	Olof Johansson <olof@...om.net>
Cc:	Joel Fernandes <joelf@...com>,
	Guennadi Liakhovetski <g.liakhovetski@....de>,
	Sebastian Andrzej Siewior <sebastian@...akpoint.cc>,
	Dan Williams <dan.j.williams@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Sekhar Nori <nsekhar@...com>,
	Matt Porter <matt.porter@...aro.org>, broonie@...nel.org,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Subject: Re: [PATCH 01/28] dmaengine: use DMA_COMPLETE for dma completion
 status

On Mon, Nov 11, 2013 at 11:13:39AM -0800, Olof Johansson wrote:
> On Wed, Oct 30, 2013 at 06:33:25PM +0530, Vinod Koul wrote:
> > On Tue, Oct 29, 2013 at 09:47:55AM -0700, Olof Johansson wrote:
> > > This patch broke some TI platforms (using edma) due to namespace
> > > conflicts. The error is:
> > > 
> > > ../../include/linux/dmaengine.h:54:2: error: expected identifier
> > > before numeric constant   (for DMA_COMPLETE)
> > > 
> > > .. it's because they define DMA_COMPLETE in include/platform_data/edma.h.
> > > 
> > > The edma driver seems to overall lack prefixes and thus pollutes
> > > global namespaces, so it should be fixed up.
> > Yup this needs some work.
> > 
> > I fixed up the error with below, can you pls verify. Pls note this is compile
> > tested only!
> > 
> > -----><8---------------------------
> > 
> > From: Vinod Koul <vinod.koul@...el.com>
> > Date: Wed, 30 Oct 2013 18:22:30 +0530
> > Subject: [PATCH] dmanengine: fix edma driver to not define DMA_COMPLETE
> > 
> > edma header defines DMA_COMPLETE, this causes issues as commit adfedd9a32e4 move
> > DMA_SUCCESS to DMA_COMPLETE. edma should properly namespace its defines and
> > needs a future fix
> > 
> > Reported-by: Olof Johansson <olof@...om.net>
> > Signed-off-by: Vinod Koul <vinod.koul@...el.com>
> 
> Thanks, I've applied this to fixes together with the follow-up from
> Sebastian. Cc:ing Mark since it touches drivers/soc.
I had applied this a while back and pushed only thing remaining was Sebastian's
patch.  Since this is dependent on the series I am sending to Linus in a day ro
two, would prefer things to go thru this tree only.

Let me know if you are okay and will apply Sebastian fix on my next

--
~Vinod
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