[Bug 94014] Failure to wake monitor after sleep on Haswell graphics driver under 4.4.1

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94014

--- Comment #37 from shashank.sharma at intel.com <shashank.sharma at intel.com> ---
Agree.
So this DPMS-off first disables display, and similarly DPMS-on enables display.
We have seen similar issue where live_status register takes time to set, which
sometimes block detection path. 

So if we add a flag (crtc->is_resuming) on the resume path, this might help to
handle this.

Shashank

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