From: Stéphane Marchesin <marcheu@chromium.org>
Date: Fri, 12 Jul 2013 20:54:41 +0000 (-0700)
Subject: drm/i915: Preserve the DDI_A_4_LANES bit from the bios
X-Git-Tag: v3.11-rc3~23^2^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bcf53de4e60d9000b82f541d654529e2902a4c2c;p=pandora-kernel.git

drm/i915: Preserve the DDI_A_4_LANES bit from the bios

Otherwise the DDI_A_4_LANES bit gets lost and we can't use > 2 lanes
on eDP. This fixes eDP on hsw with > 2 lanes.

Also s/port_reversal/saved_port_bits/ since the current name is
confusing.

Signed-off-by: Stéphane Marchesin <marcheu@chromium.org>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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