linux-kernel - Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign endianness

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Message-Id: <1203468604.7273.7.camel@pasglop>
Date:	Wed, 20 Feb 2008 11:50:04 +1100
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Valdis.Kletnieks@...edu
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Clemens Koller <clemens.koller@...gramm.de>,
	linux-fbdev-devel@...ts.sourceforge.net, adaplas@...il.com,
	Krzysztof Helt <krzysztof.h1@...zta.fm>,
	linux-kernel@...r.kernel.org, linuxppc-dev@...abs.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Anton Vorontsov <avorontsov@...mvista.com>
Subject: Re: [Linux-fbdev-devel] [PATCH 1/2] fb: add support for foreign
	endianness


On Tue, 2008-02-19 at 19:47 -0500, Valdis.Kletnieks@...edu wrote:
> On Tue, 19 Feb 2008 04:05:30 PST, Andrew Morton said:
> > On Tue, 19 Feb 2008 12:27:54 +0100 Clemens Koller <clemens.koller@...gramm.de
> > wrote:
> > > That's not an issue in my case. The SM50x can be connected to
> > > either an PCI or some Local/CPU-whateverbus IF.
> > > I.e. on the MPC85xx PowerPC, PCI and LocalBus are separate bussses.
> > > If the sm501 is attached to the MPC85xx' PCI like any other video card,
> > > the PCI config-space is can be accessed as usual, whereas the framebuffer
> > > memory area is byte-swapped compared to other common video cards.
> 
> > Anyway, my head is now officially spinning.  Did anyone actually have a
> > reason why we shouldn't proceed with Anton's patch?
> 
> Clemens answered my question regarding the real-life existence of hardware
> that would benefit.  I'd say if Anton's patch works on Clemens' hardware and
> otherwise passes review, we should proceed...

No objection here neither.

Ben.


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