[Intel-gfx] Updated drm-intel-testing

[Daniel Vetter]

Hi all,

New -testing cycle with cool stuff:
- initialize backlight from VBT as fallback (Jani)
- hpd A support from Ville
- various atomic polish all over (mostly from Maarten)
- first parts of virtualize gpu guest support on bdw from
  Zhiyuan Lv
- GuC fixes from Alex
- polish for the chv clocks code (Ville)
- various things all over, as usual

Happy testing!

Cheers, Daniel

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch