linux-kernel - Re: [PATCH 1/3] dmaengine: add new dma API for max_segment

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Date:	Mon, 6 Jun 2011 15:38:12 +0900
From:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
To:	vinod.koul@...el.com
Cc:	fujita.tomonori@....ntt.co.jp, shawn.guo@...escale.com,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	dan.j.williams@...el.com, patches@...aro.org
Subject: Re: [PATCH 1/3] dmaengine: add new dma API for max_segment_number

On Mon, 06 Jun 2011 10:58:38 +0530
"Koul, Vinod" <vinod.koul@...el.com> wrote:

> On Sun, 2011-06-05 at 10:30 +0900, FUJITA Tomonori wrote:
> > On Wed, 1 Jun 2011 10:33:57 +0800
> > Shawn Guo <shawn.guo@...escale.com> wrote:
> > 
> > > On Thu, May 26, 2011 at 02:31:31PM +0800, Shawn Guo wrote:
> > > > Like dma_set(get)_max_seg_size for max_segment_size, the patch adds
> > > > max_segment_number into device_dma_parameters and creates the
> > > > corresponding dmaengine API dma_set(get)_max_seg_number for it.
> > > > 
> > > > Signed-off-by: Shawn Guo <shawn.guo@...aro.org>
> > > > ---
> > > >  include/linux/device.h      |    1 +
> > > >  include/linux/dma-mapping.h |   15 +++++++++++++++
> > > >  2 files changed, 16 insertions(+), 0 deletions(-)
> > 
> > include/linux/dma-mapping.h is for DMA mapping API (please see
> > Documentation/DMA-API*.txt).
> > 
> > What does dma_set(get)_max_seg_size do? And it's related with DMA
> > mapping API?
> See the other post by author

The pointer, please.
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