[Bug 110308] [KBL]Screen black with some specific refresh rate due to "out of frequency scope"

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=110308

Lakshmi <lakshminarayana.vudum at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEEDINFO                    |NEW
                 CC|                            |clinton.a.taylor at intel.com
         Whiteboard|Triaged                     |Triaged, ReadyForDev
           Priority|medium                      |high

--- Comment #10 from Lakshmi <lakshminarayana.vudum at intel.com> ---
(In reply to Ren Chenglei from comment #0)
> Hardware: KBL NUC7i5BNH and display ViewSonic TD2230 
> System: Ubuntu 18.04.2 LTS
> Kernel: Linux 5.1.0-rc3+ x86_64
> Description: When switch to some specific refresh rate, screen black and
> show with "out of frequency scope", wait for some time it will return to
> last working mode.
> Steps to reproduce: Setting -> Devices -> Displays -> Refresh Rate ->
> 30.00Hz -> Apply.
> Expect results: UI is normal and refresh rate change to 30Hz
> Actual results: Screen black and show with "out of frequency scope", wait
> for some time, it will return to last working mode.

How is the display connected? e.g HDMI?

@Clint, any comments from you?

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