From: Pavel Machek <pavel@ucw.cz>
To: Paul Bolle <pebolle@tiscali.nl>
Cc: "Christian König" <christian.koenig@amd.com>,
dri-devel@lists.freedesktop.org, alexander.deucher@amd.com,
rjw@rjwysocki.net, lenb@kernel.org,
"kernel list" <linux-kernel@vger.kernel.org>,
linux-acpi@vger.kernel.org, linux-pm@vger.kernel.org
Subject: Re: 4.1-rc7: Xorg broken after resume on thinkpad T40p, radeon problem?
Date: Wed, 17 Jun 2015 16:10:52 +0200 [thread overview]
Message-ID: <20150617141052.GA30910@amd> (raw)
In-Reply-To: <1434549017.2400.3.camel@x220>
Hi!
> > Unfortunately, not as far as I know.
> >
> > > If yes it might be a good idea to bisect to narrow down the problem.
> >
> > No such luck. I may try something like "3.0" if we are really
> > desperate (2.6.X kernels probably won't won't boot with recent
> > userland), but I suspect it just never worked.
>
> The above looks very much like the issue that made me write commit
> 45171002b01b ("radeon: add AGPMode 1 quirk for RV250"). See
> https://bugzilla.redhat.com/show_bug.cgi?id=531825 for a lot of
> background.
>
> Does booting with radeon.agpmode=1 survive a suspend and resume cycle?
Yes, that option helps. Thanks!
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2015-06-17 14:10 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-17 12:43 4.1-rc7: Xorg broken after resume on thinkpad T40p, radeon problem? Pavel Machek
2015-06-17 12:49 ` Pavel Machek
2015-06-17 13:07 ` Christian König
2015-06-17 13:21 ` Pavel Machek
2015-06-17 13:31 ` Christian König
2015-06-17 13:50 ` Paul Bolle
2015-06-17 14:10 ` Pavel Machek [this message]
2015-06-17 14:22 ` Paul Bolle
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