From: Eial Czerwacki <eial@scalemp.com>
To: linux-kernel@vger.kernel.org
Subject: Re: screen goes black suddenly while using drm/radeon and reboot of X is needed
Date: Fri, 18 Nov 2011 12:08:49 +0200 [thread overview]
Message-ID: <4EC62EB1.6040405@scalemp.com> (raw)
In-Reply-To: <4EC62E2F.7010702@scalemp.com>
On 11/18/2011 12:06 PM, Eial Czerwacki wrote:
> Hello All,
>
> I have a two seat multiseat config using two gpus.
> when I first boot the computer and starts to work with seat 0, after a
> few minutes my screen goes black and it behaves like it went to sleep.
>
> the system has two gpus, seat 1 uses an ati 5450HD at slot 1
> (pcie2.0x16) and seat 0 uses an ati 3650HD at slot 1 (pciex4).
>
> this only happens after cold reboot/power cycle, after I restart X, it
> doesn't happens again.
>
> also this doesn't occurs on seat 1 so I suspect it has to do with the
> pci slot.
>
> I've manually disabled DPMS in X but I don't think that is the issue.
>
> I'm using kernel 3.1.1, my dmesg can be found at
> http://pastebin.com/TZHvDWNe and my lspci can be found at
> http://paste.pocoo.org/show/509652/
>
> any ideas what can cause it?
>
> Thanks
>
> Eial.
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correction, seat 0's gpu uses slot 6.
Eial.
next prev parent reply other threads:[~2011-11-18 10:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-18 10:06 screen goes black suddenly while using drm/radeon and reboot of X is needed Eial Czerwacki
2011-11-18 10:08 ` Eial Czerwacki [this message]
2011-11-21 6:50 ` radeon/kms: screen goes black suddenly in multiseat configuration Eial Czerwacki
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