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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - Radeonsi on Grenada cards (r9 390) exceptionally unstable and poorly performing"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91880#c206">Comment # 206</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - Radeonsi on Grenada cards (r9 390) exceptionally unstable and poorly performing"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91880">bug 91880</a>
from <span class="vcard"><a class="email" href="mailto:sandy.8925@gmail.com" title="Sandeep <sandy.8925@gmail.com>"> <span class="fn">Sandeep</span></a>
</span></b>
<pre>You've got to make sure that radeon and amdgpu drivers don't clash.
Try the following kernel parameters: radeon.si_support=0 radeon.cik_support=0
amdgpu.si_support=1 amdgpu.cik_support=1 amdgpu.dpm=1
That's what I use and it works fine for me.</pre>
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