linux-kernel - Re: [PATCH] dmaengine: sun6i: Fix memcpy operation

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Message-ID: <20141112093912.GL14919@lukather>
Date:	Wed, 12 Nov 2014 10:39:12 +0100
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Vinod Koul <vinod.koul@...el.com>
Cc:	dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
	Chen-Yu Tsai <wens@...e.org>, stable@...r.kernel.org
Subject: Re: [PATCH] dmaengine: sun6i: Fix memcpy operation

On Wed, Nov 12, 2014 at 02:55:06PM +0530, Vinod Koul wrote:
> On Tue, Nov 11, 2014 at 07:35:52PM +0100, Maxime Ripard wrote:
> > The prep_memcpy call was not setting any meaningful burst and width because it
> > was relying on the dma_slave_config was not set already.
> > 
> > Rework the needed conversion functions, and hardcode the width and burst to
> > use.
> >
> 
> Applied, thanks.
> 
> For memcpy, reying on dma_slave-config wasnt the right idea to start with.
> Memcoy is supposed to work even without that

Yeah, I learned that the "hard" way :)

Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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