drm/i915: implement Disable4x2SubspanOptimization w/a for ivb, too
commit97e1930f09e9b656e823cd841cf29bfbbe326832
authorDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 24 Apr 2012 14:00:21 +0000 (24 16:00 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Thu, 3 May 2012 09:18:09 +0000 (3 11:18 +0200)
tree6d110c18578124174ebd7fb22c14d518e241efd6
parent6b26c86d615747f67fede6ca9609b0f8b2037d11
drm/i915: implement Disable4x2SubspanOptimization w/a for ivb, too

Copy&pasted from the vlv setup code. According to docs, we need that
on ivb, too.

v2: Use new masked bit handling macros.

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_pm.c