[Bug 110863] Blank screen after locking and vt-switch

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=110863

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
      i915 features|                            |display/Other
      i915 platform|                            |BDW, IVB
         Whiteboard|                            |Triaged
             Status|NEW                         |NEEDINFO

--- Comment #1 from Lakshmi <lakshminarayana.vudum at intel.com> ---
> Unfortunately, on setups with Intel adapters (of various generations, I
> personnaly reproduced on a ThinkPad X250 with Broadwell and Thinkpad X230
> with Ivy Bridge) when the screen is then shut down (for power saving or
> because of a suspend), the screen doesn't turn back on when moving the mouse
> or entering keys.
> 
Have you tried to verify the issue with drmtip?
Can you please attach the dmesg from boot with kernel parameters drm.debug=0x1e
log_buf_len=4M?

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