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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [KMS][Cayman] Garbled screen and oops with 6950 with linus git from 20121006 (3.7-rc0)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=55692#c35">Comment # 35</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [KMS][Cayman] Garbled screen and oops with 6950 with linus git from 20121006 (3.7-rc0)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=55692">bug 55692</a>
from <span class="vcard"><a class="email" href="mailto:alexandre.f.demers@gmail.com" title="Alexandre Demers <alexandre.f.demers@gmail.com>"> <span class="fn">Alexandre Demers</span></a>
</span></b>
<pre>I've been playing a bit (booting and restarting with kernel 3.7-rc1) and
strangely, what I see is very similar to what I was observing in <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED DUPLICATE - Latest radeon dri driver on HD6950 with GRUB set gfxpayload=$linux_gfx_mode put the display in a flickering state"
href="show_bug.cgi?id=43655">bug 43655</a>. It
was then merged with <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - Radeon HD 6450 (NI CAICOS) screen corruption on boot"
href="show_bug.cgi?id=42373">bug 42373</a>. At the time, <span class=""><a href="attachment.cgi?id=64759" name="attach_64759" title="Fixup mc programing">attachment 64759</a> <a href="attachment.cgi?id=64759&action=edit" title="Fixup mc programing">[details]</a></span> <a href='page.cgi?id=splinter.html&bug=55692&attachment=64759'>[review]</a> was proposed and
a similar patch ended up being commited that fixed <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED DUPLICATE - Latest radeon dri driver on HD6950 with GRUB set gfxpayload=$linux_gfx_mode put the display in a flickering state"
href="show_bug.cgi?id=43655">bug 43655</a> for me (but it
never fixed <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - Radeon HD 6450 (NI CAICOS) screen corruption on boot"
href="show_bug.cgi?id=42373">bug 42373</a> on NI CAICOS).
I'll try the workaround used at the time to see if it is really related to <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED DUPLICATE - Latest radeon dri driver on HD6950 with GRUB set gfxpayload=$linux_gfx_mode put the display in a flickering state"
href="show_bug.cgi?id=43655">bug
43655</a> (comments 8 and 10) and I'll begin bisecting kernel right after.</pre>
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