[Bug 112308] Screen flickering with 4k resolution on Prairie Falcon

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=112308

--- Comment #2 from Kai-Heng Feng <kai.heng.feng at canonical.com> ---
Created attachment 145985
  --> https://bugs.freedesktop.org/attachment.cgi?id=145985&action=edit
kernel message without iommu

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