[Bug 81856] [HSW/BDW Bisected]HDMI hot plug cause system hang

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=81856

--- Comment #4 from Guo Jinxian <jinxianx.guo at intel.com> ---
Created attachment 103978
  --> https://bugs.freedesktop.org/attachment.cgi?id=103978&action=edit
dmesg with drm.debug=0x6

(In reply to comment #3)
> patch send to the mailing list.
> 
> drm/i915: don't try and probe dpcd if we have no dp configured.

HDMI hot plug works well with this patch(on BDW05)

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