From mboxrd@z Thu Jan  1 00:00:00 1970
From: Vinod Koul <vinod.koul@intel.com>
Subject: Re: [PATCH 2/5] i2c: sh_mobile: add DMA support
Date: Mon, 15 Dec 2014 20:20:22 +0530
Message-ID: <20141215145022.GS16827@intel.com>
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In-Reply-To: <20141215094533.GA3510@katana>
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To: Wolfram Sang <wsa@the-dreams.de>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Magnus Damm <magnus.damm@gmail.com>, Linux I2C <linux-i2c@vger.kernel.org>, Linux-sh list <linux-sh@vger.kernel.org>, Simon Horman <horms@verge.net.au>, dmaengine@vger.kernel.org
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On Mon, Dec 15, 2014 at 10:45:33AM +0100, Wolfram Sang wrote:
>=20
> > Quite right, this is a good question. Today we cannot distinguish betwe=
en the
> > two. Should we improve the deferred probe to tell us when the init
> > is complete and all the modules have been initialized? If we ever have =
such
> > a mechanism to check then we know no modules are to be inserted then we=
 can
> > fall back to PIO mode.
>=20
> Well, the user can load modules from userspace. And I could imagine
> there are people wanting to defer things until they load a module
> manually. And surely there will be a case where, for some reason, the
> deferred code has to be built-in. I trust Murphy's law here...
in a dev system yes, but in a production system there wont be manual step!

--=20
~Vinod


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