[Bug 66945] Heavy artifacts and unusable graphics system with the latest DPM changes

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=66945

--- Comment #8 from Alex Deucher <agd5f at yahoo.com> ---
Created attachment 82504
  --> https://bugs.freedesktop.org/attachment.cgi?id=82504&action=edit
add module parameter to disable aspm

Try this patch which adds a new module parameter to disable aspm.  Add
radeon.aspm=0 to your kernel command line in grub to disable aspm support.

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