Flickering screen with kernel 2.6.32

[Dale Dellutri]

On Thu, Apr 8, 2010 at 3:14 AM, Alberto Ferrante
<alberto_ferrante at yahoo.it>wrote:

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> Thanks for your reply Dale,
>
> >> I run Fedora 12 on my IBM T60 laptop and with the last two kernel
> >> releases (the two 2.6.32 ones) I have a strange problem. All is fine on
> >> the laptop screen. Thought, when I connect the computer to the docking
> >> station the images on the external screen are flickering. To be precise,
> >> the image is stable in a small section located in the center of the
> >> screen, but it is not in all the other parts. The T60 has an ATI graphic
> >> card and I am using the radeon driver provided in the kernel. All works
> >> fine with previous kernels (at the moment I am using the
> >> 2.6.31.12-174.2.22.fc12.i686 release).
> >>
> >
> > Have you tested with and without nomodeset?
> >   cat /proc/cmdline
>
> Actually using nomodeset solves the problem, thanks for suggesting this!!
>
> > What video card?
> >   lspci | grep -i video
>
> 01:00.0 VGA compatible controller: ATI Technologies Inc Radeon Mobility
> X1400
>
> > What ati drivers?
>
> The radeon drivers provided in the kernel (radeon kernel module, radeon
> xorg driver).
>

Please report this via bugzilla, and attach dmesg and Xorg.0.log with and
without
nomodeset so that the bug is documented.

-- 
Dale Dellutri
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