On Fri, 27 Jun 2014, Scot Doyle wrote:
> commit c675949ec58ca50d5a3ae3c757892f1560f6e896
> drm/i915: do not setup backlight if not available according to VBT
>
> caused a regression on machines with a misconfigured VBT. Add a quirk to
> assert the presence of a controllable backlight, overri
commit c675949ec58ca50d5a3ae3c757892f1560f6e896
drm/i915: do not setup backlight if not available according to VBT
caused a regression on machines with a misconfigured VBT. Add a quirk to
assert the presence of a controllable backlight, overriding the VBT. Then
apply this quirk to four Hasw