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To: adrian@freebsd.org
From: Mitsuru IWASAKI <iwasaki@jp.FreeBSD.org>
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Cc: iwasaki@freebsd.org, freebsd-stable@freebsd.org, jkim@freebsd.org,
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Subject: Re: STABLE/9 SMP ACPI suspend/resume - video mode not being restored
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Hi,

> FWIW, Xorg suspend/resume via the "switch to VTY before suspending"
> hack works on this Thinkpad T60. It's not optimal but hey, it _does_
> work. :)

Your T60 has a Radeon graphic adapter, right?
Could you try the radeon suspend/resume patch and kldload radeon.ko
before suspending?

http://people.freebsd.org/~iwasaki/acpi/drm-radeon_suspend-20120623.diff


Thanks


> Hi,
> 
> No, I didn't have vesa loaded. I'll load that now and try tomorrow
> after a reboot.
> 
> Yes, I tried switching VTYs, each VTY had the same issue. I guess the
> driver isn't doing a VGA mode change when I switch VTYs unless the
> screens are in different modes?
> 
> FWIW, Xorg suspend/resume via the "switch to VTY before suspending"
> hack works on this Thinkpad T60. It's not optimal but hey, it _does_
> work. :)
> 
> 
> Adrian
>