Hi!
I have found the following bug report which seems to me to be very much related:
https://bugs.freedesktop.org/show_bug.cgi?id=55500
Especially the latest comments look very promising (see comment #129). It looks
like there might be a working patch.
I really hope there is someone here who is
I experience the same problem as all of you
$ lspci | grep 'VGA\|Display'
00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset
Integrated Graphics Controller (rev 07)
00:02.1 Display controller: Intel Corporation Mobile 4 Series Chipset
Integrated Graphics Controller