From: Dave Jones <davej@redhat.com>
To: Carlo Wood <carlo@alinoe.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel@vger.kernel.org, eric@anholt.net,
zhenyu.z.wang@intel.com, lethal@linux-sh.org,
y-goto@jp.fujitsu.com
Subject: Re: 2.6.22-rc5 regression
Date: Tue, 19 Jun 2007 19:44:07 -0400 [thread overview]
Message-ID: <20070619234407.GB12096@redhat.com> (raw)
In-Reply-To: <20070619233716.GA5779@alinoe.com>
On Wed, Jun 20, 2007 at 01:37:16AM +0200, Carlo Wood wrote:
> Personally I am convinced that the real problem is with
> 8888985144db8f4cb7e56154b31bdf233d3550bf
>
> [AGPGART] intel_agp: fix device probe
>
> This patch trys to fix device probe in two cases. First we should
> correctly detect device if integrated graphics device is not enabled
> or exists, like an add-in card is plugged. Second on some type of intel
> GMCH, it might have multiple graphic chip models, like 945GME case, so
> we should be sure the detect works through the whole table.
>
> Signed-off-by: Wang Zhenyu <zhenyu.z.wang@intel.com>
> Signed-off-by: Dave Jones <davej@redhat.com>
>
>
> The result of this patch is that the kernel starts to print
> "agpgart: Detected an Intel 965G Chipset." again with the usual
> disastrous results. Now, that doesn't mean that this patch is
> wrong - but it explains why the problem returns after this patch.
Right, without this patch, probing was broken, so we never matched
an agp driver to the chipset. The question remains though, why
the initialisation of the chip is so broken.
Dave
--
http://www.codemonkey.org.uk
next prev parent reply other threads:[~2007-06-19 23:44 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-17 18:22 2.6.22-rc5 regression Carlo Wood
2007-06-17 19:58 ` Carlo Wood
2007-06-17 21:49 ` Carlo Wood
2007-06-17 23:18 ` Paul Mundt
2007-06-18 0:10 ` Carlo Wood
2007-06-18 0:25 ` Paul Mundt
2007-06-18 7:01 ` Sean
2007-06-18 17:01 ` Linus Torvalds
2007-06-18 18:12 ` Carlo Wood
2007-06-18 18:15 ` Carlo Wood
2007-06-18 18:35 ` Linus Torvalds
2007-06-18 19:54 ` Carlo Wood
2007-06-18 20:42 ` Linus Torvalds
2007-06-18 22:30 ` Daniel Barkalow
2007-06-18 22:50 ` Carlo Wood
2007-06-18 22:57 ` Linus Torvalds
2007-06-19 23:37 ` Carlo Wood
2007-06-19 23:44 ` Dave Jones [this message]
2007-06-20 0:09 ` Linus Torvalds
2007-06-20 13:11 ` Carlo Wood
2007-06-20 13:31 ` Carlo Wood
2007-06-20 1:15 ` Wang Zhenyu
2007-06-20 1:42 ` Wang Zhenyu
2007-06-20 14:02 ` Carlo Wood
2007-06-20 15:46 ` Wang Zhenyu
2007-06-21 5:43 ` [PATCH][AGPGART] intel_agp: don't load if no IGD and AGP port Wang Zhenyu
2007-06-21 16:10 ` Carlo Wood
2007-06-22 0:55 ` Wang Zhenyu
2007-06-23 16:52 ` Andrew Morton
2007-06-23 18:42 ` Dave Jones
2007-06-23 18:50 ` Andrew Morton
2007-06-23 19:06 ` Dave Jones
2007-06-25 1:01 ` Wang Zhenyu
2007-06-20 13:22 ` 2.6.22-rc5 regression Carlo Wood
2007-06-20 13:58 ` Carlo Wood
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