linux-kernel - Re: [PATCH 00/12] dma: various minor clean ups for slave drivers

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Message-ID: <20130715093343.GN16653@intel.com>
Date:	Mon, 15 Jul 2013 15:03:43 +0530
From:	Vinod Koul <vinod.koul@...el.com>
To:	Dan Williams <djbw@...com>
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.jf.intel.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Li Yang <leoli@...escale.com>,
	Zhang Wei <zw@...bourneit.hotkeysparking.com>,
	linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
	Stephen Warren <swarren@...dotorg.org>,
	linux-tegra@...r.kernel.org, Shawn Guo <shawn.guo@...aro.org>
Subject: Re: [PATCH 00/12] dma: various minor clean ups for slave drivers

On Fri, May 31, 2013 at 05:09:51PM -0700, Dan Williams wrote:
> On Thu, May 30, 2013 at 10:47 AM, Vinod Koul <vinod.koul@...el.com> wrote:
> > On Mon, May 27, 2013 at 03:14:30PM +0300, Andy Shevchenko wrote:
> >> Here is a set of small independent patches that clean up or fix minor things
> >> across DMA slave drivers.
> > The series looks fine. I am going to wait a day more and apply, pls speak up if
> > you disagree and ack if you agree
> 
> Looks ok to me.  Reminds we can probably take this one step further
> and provide a generic implementation for the common case.  It's just a
> bit inconsistent though that some engines will poll the completion
> handler (try to advance the state of the last completed cookie)
> whereas others just assume things will be completed asynchronously.
agree with that. These are the inconsistencies some of which are based on
hardware and some are user iterpretations...

--
~Vinod
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