linux-kernel - Re: [PATCH]: radeonfb: Fix copyarea for R300 and later.

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Message-Id: <20080806084329.9d7e6d50.akpm@linux-foundation.org>
Date:	Wed, 6 Aug 2008 08:43:29 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	David Miller <davem@...emloft.net>
Cc:	benh@...nel.crashing.org, linux-kernel@...r.kernel.org,
	stable@...nel.org
Subject: Re: [PATCH]: radeonfb: Fix copyarea for R300 and later.

On Wed, 06 Aug 2008 00:35:36 -0700 (PDT) David Miller <davem@...emloft.net> wrote:

> [ Andrew/Ben, this fixes the bootup hang we were talking about
>   the other day. ]
> 
> radeonfb: Fix copyarea for R300 and later.
> 
> For current chips we need to make sure the DSTCACHE_CTLSTAT and
> WAIT_UNTIL registers are properly setup.  If not, a sequence of
> copyarea operations can result in the 2D raster processor
> hanging.

Neato.  This can be backported to -stable without also backporting your
recent radeon-misc-corrections.patch, I assume?

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