linux-kernel - Re: [PATCH 31/39] dmaengine: ste_dma40: Replace ST-E's home-brew DMA direction defs with generic ones

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Date:	Thu, 16 May 2013 08:06:38 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Vinod Koul <vinod.koul@...el.com>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	balbi@...com, linux-usb@...r.kernel.org,
	linux-crypto@...r.kernel.org, davem@...emloft.net,
	herbert@...dor.hengli.com.au, arnd@...db.de,
	linus.walleij@...ricsson.com, srinidhi.kasagar@...ricsson.com,
	Dan Williams <djbw@...com>,
	Per Forlin <per.forlin@...ricsson.com>,
	Rabin Vincent <rabin@....in>
Subject: Re: [PATCH 31/39] dmaengine: ste_dma40: Replace ST-E's home-brew DMA
 direction defs with generic ones

On Thu, 16 May 2013, Vinod Koul wrote:

> On Wed, May 15, 2013 at 10:51:54AM +0100, Lee Jones wrote:
> > STEDMA40_*_TO_* direction definitions are identical in all but name to
> > the pre-defined generic DMA_*_TO_* ones. Let's make things easy by not
> > duplicating such things.
> > 
> > Cc: Vinod Koul <vinod.koul@...el.com>
> > Cc: Dan Williams <djbw@...com>
> > Cc: Per Forlin <per.forlin@...ricsson.com>
> > Cc: Rabin Vincent <rabin@....in>
> > Signed-off-by: Lee Jones <lee.jones@...aro.org>
> Nice :)

:)

> 1) I dont see the STE macro getting removed, why do we need it

They are removed later in the set, once their use has been removed
from platform code and all the other drivers.

> 2) last i checked the direction values had a bit idfference b/w what you are
> using and what dmaengine defines, so hopefully that is taken care of..

Yes, no problem.

<place Ack here> ;)

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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