linux-kernel - Re: [PATCH v2 2/9] dmaengine: st_fdma: Add st fdma platform specific header

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Date:	Tue, 29 Sep 2015 13:10:32 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Peter Griffin <peter.griffin@...aro.org>,
	devicetree@...r.kernel.org, vinod.koul@...el.com,
	srinivas.kandagatla@...il.com, patrice.chotard@...com,
	linux-kernel@...r.kernel.org, robh+dt@...nel.org,
	Ludovic Barre <ludovic.barre@...com>,
	dmaengine@...r.kernel.org, lee.jones@...aro.org,
	maxime.coquelin@...com
Subject: Re: [PATCH v2 2/9] dmaengine: st_fdma: Add st fdma platform specific header

On Tuesday 29 September 2015 10:24:42 Peter Griffin wrote:
> On Fri, 11 Sep 2015, Arnd Bergmann wrote:
> 
> > On Friday 11 September 2015 15:14:24 Peter Griffin wrote:
> > > Signed-off-by: Ludovic Barre <ludovic.barre@...com>
> > > Signed-off-by: Peter Griffin <peter.griffin@...aro.org>
> > > ---
> > >  include/linux/platform_data/dma-st_fdma.h | 72 +++++++++++++++++++++++++++++++
> > >  1 file changed, 72 insertions(+)
> > >  create mode 100644 include/linux/platform_data/dma-st_fdma.h
> > > 
> > 
> > This clearly needs an explanation of which platforms require the header.
> > 
> > On ARM, all new platforms use DT, so it's obviously not one of them.
> 
> I will move the relevant parts into the st_fdma.h header file, as no other platforms
> will be upstreamed that are not DT based.

Ok, it's possible that you can simplify the code a bit after you do that,
e.g. if you can fold the st_fdma_platform_data structure into the main
per-device structure, and if you remove the filter function.

	Arnd
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