linux-kernel - Re: [PATCH] dmaengine: rcar-dmac: use DMATCRB when xxx_TO

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Date:   Wed, 18 Oct 2017 00:01:28 +0000
From:   Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
To:     Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc:     Geert Uytterhoeven <geert@...ux-m68k.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Vinod Koul <vinod.koul@...el.com>,
        Niklas Söderlund 
        <niklas.soderlund+renesas@...natech.se>, dmaengine@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@...esas.com>
Subject: Re: [PATCH] dmaengine: rcar-dmac: use DMATCRB when xxx_TO_MEM direction


Hi Vinod, Laurent

> > > Anyway, in all case I can use TCRB in v3 patch,
> > > and it needs abouve explanation.
> > 
> > If so, I think v1 is enough... ?
> > "transfer completed count is important for all case" is no doubt... ?
> 
> That's correct, but I don't think the explanation was detailed and clear 
> enough. If it was Geert wouldn't have asked for a v2, and you wouldn't have 
> agreed to his request :-)

OK. Let's follow Vinod's decision.

Vinod, I'm happy if you are OK on v1.
And I'm happy to create v3 patch which includes detail reason
which is explained by Laurent if you want.

Best regards
---
Kuninori Morimoto