From: Vandana Kannan <vandana.kannan@intel.com>
Date: Tue, 18 Nov 2014 10:15:29 +0000 (+0530)
Subject: drm/i915/bxt: Update max level of vswing
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~17^2~58^2~28
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9314726b9f7329e223dd279819b42842ab7d413f;p=pandora-kernel.git

drm/i915/bxt: Update max level of vswing

Broxton supports 3 voltage swing levels on all DP ports.
Max level of pre-emphasis will be taken care with the existing code.

v2: Patch rebased

v3: (imre)
- keep existing behavior for other platforms
- clarify commit message

Signed-off-by: Vandana Kannan <vandana.kannan@intel.com> (v2)
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Sivakumar Thulasimani <sivakumar.thulasimani@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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