linux-kernel - Re: [PATCH 1/3] crypto: caam: fix some compile warnings

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Date:	Thu, 5 Mar 2015 18:38:14 -0600
From:	Kim Phillips <kim.phillips@...escale.com>
To:	Cristian Stoica <cristian.stoica@...escale.com>
CC:	<horia.geanta@...escale.com>, <linux-crypto@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] crypto: caam: fix some compile warnings

On Thu, 5 Mar 2015 09:12:13 +0200
Cristian Stoica <cristian.stoica@...escale.com> wrote:

> On 03/04/2015 08:34 PM, Kim Phillips wrote:
> 
> > I don't see how, e.g., for one, dma_map_sg is I/O TLB
> > implementation-dependent.
> 
> I'll need some remedial classes on this topic, but for the moment I
> don't see how this matters for mapping sg chains. Can you share some
> pointers?

I think it's better the driver not depend on whether the dma_map_sg
implementation supports chains, but you're welcome to try...

Kim
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