linux-kernel - Re: [PATCH 3/8] dmaengine: coh901318: Only calculate residue if txstate exists.

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Date:	Wed, 8 Jun 2016 14:15:19 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Peter Griffin <peter.griffin@...aro.org>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"open list:ARM/STI ARCHITECTURE" <kernel@...inux.com>,
	Vinod Koul <vinod.koul@...el.com>,
	Dan Williams <dan.j.williams@...el.com>,
	Leo Li <leoli@...escale.com>, Zhang Wei <zw@...kernel.org>,
	Barry Song <baohua@...nel.org>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Chen-Yu Tsai <wens@...e.org>,
	Laxman Dewangan <ldewangan@...dia.com>,
	Jon Hunter <jonathanh@...dia.com>,
	Stephen Warren <swarren@...dotorg.org>,
	Thierry Reding <thierry.reding@...il.com>,
	Alexandre Courbot <gnurou@...il.com>,
	Lee Jones <lee.jones@...aro.org>, dmaengine@...r.kernel.org,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	"linuxppc-dev@...ts.ozlabs.org list" <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: [PATCH 3/8] dmaengine: coh901318: Only calculate residue if
 txstate exists.

On Tue, Jun 7, 2016 at 7:38 PM, Peter Griffin <peter.griffin@...aro.org> wrote:

> There is no point in calculating the residue if there is no
> txstate to store the value.
>
> Signed-off-by: Peter Griffin <peter.griffin@...aro.org>

Acked-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij