Linux on ARM based TI OMAP SoCs
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From: Joerg Roedel <Joerg.Roedel@amd.com>
To: Ohad Ben-Cohen <ohad@wizery.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	linux-omap@vger.kernel.org, Hiroshi Doyu <hdoyu@nvidia.com>,
	iommu@lists.linux-foundation.org,
	linux-arm-kernel@lists.infradead.org,
	Tony Lindgren <tony@atomide.com>
Subject: Re: [PATCH] ARM: OMAP: make iommu subsys_initcall to fix builtin omap3isp
Date: Mon, 27 Feb 2012 13:02:57 +0100	[thread overview]
Message-ID: <20120227120257.GB7905@amd.com> (raw)
In-Reply-To: <CAK=WgbZRjGEyx0mKmgoWYiOnuvUAka0kTzpLAYbra94Mfpp6qg@mail.gmail.com>

On Mon, Feb 27, 2012 at 09:00:51AM +0200, Ohad Ben-Cohen wrote:
> On Mon, Feb 27, 2012 at 12:47 AM, Laurent Pinchart
> > That's what the comment in the Makefile is for ;-) I don't think it's a
> > perfect solution either, but it avoids playing with the various initcalls. The
> > OMAP3 IOMMU isn't a subsystem, subsys_initcall() looks a bit like an API abuse
> > to me.
> 
> Yes, it's dirty.
> 
> But it's explicit and consistent across build system changes (without
> imposing anything on the build system). We do it all the time with
> other subsystems. We don't like it, but luckily Grant came up with the
> deferred probing mechanism, which will fix this all very nicely.

Agreed. It is not the best fix, but at least more reliable then the
Makefile change.


	Joerg

-- 
AMD Operating System Research Center

Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach
General Managers: Alberto Bozzo
Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632


  reply	other threads:[~2012-02-27 12:03 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-26 10:14 [PATCH] ARM: OMAP: make iommu subsys_initcall to fix builtin omap3isp Ohad Ben-Cohen
2012-02-26 17:34 ` Laurent Pinchart
2012-02-26 18:30   ` Ohad Ben-Cohen
2012-02-26 22:47     ` Laurent Pinchart
2012-02-27  7:00       ` Ohad Ben-Cohen
2012-02-27 12:02         ` Joerg Roedel [this message]
2012-03-01 16:37         ` Laurent Pinchart
2012-03-01 17:12           ` Ohad Ben-Cohen
     [not found] ` <1330251254-14693-1-git-send-email-ohad-Ix1uc/W3ht7QT0dZR+AlfA@public.gmane.org>
2012-02-27 13:23   ` Joerg Roedel

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