<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - amdgpu CIK power management issues (overdrive and wattman)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=106306#c5">Comment # 5</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - amdgpu CIK power management issues (overdrive and wattman)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=106306">bug 106306</a>
from <span class="vcard"><a class="email" href="mailto:alexdeucher@gmail.com" title="Alex Deucher <alexdeucher@gmail.com>"> <span class="fn">Alex Deucher</span></a>
</span></b>
<pre>You need to make sure the PP_OVERDRIVE_MASK flag (bit 14) is set. E.g.,
amdgpu.ppfeaturemask=0xfffd7fff
See the documentation in the driver for more:
<a href="https://cgit.freedesktop.org/~agd5f/linux/tree/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c?h=amd-staging-drm-next#n469">https://cgit.freedesktop.org/~agd5f/linux/tree/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c?h=amd-staging-drm-next#n469</a>
Also, If the vbios on the particular board does not support overclocking, the
functionality is not exposed on 4.17 IIRC.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>