From: Xi Wang <xi.wang@gmail.com>
Date: Fri, 3 Feb 2012 16:13:55 +0000 (-0500)
Subject: drm/nouveau/dp: fix bad comparison in dp_link_train_commit()
X-Git-Tag: v3.4-rc1~143^2~61^2~18
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=44ab8cc56c45ca781371a4a77f35da19cf5db028;p=pandora-kernel.git

drm/nouveau/dp: fix bad comparison in dp_link_train_commit()

The comparison (lpre == DP_TRAIN_PRE_EMPHASIS_9_5) is always false:
lpre is initialized as (lane & 0x0c) >> 2, which is at most 3, while
DP_TRAIN_PRE_EMPHASIS_9_5 is defined as (3 << 3).

Signed-off-by: Xi Wang <xi.wang@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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