disp: msm: dp: Enable pre-emphasis level 3

Enable the pre-emphasis level 3 as per hardware recommendations.

CRs-Fixed: 2490128
Change-Id: I649b0cb79c1c5f5d92d2265d9ff2058c2ca81c16
Signed-off-by: Ajay Singh Parmar <aparmar@codeaurora.org>

msm/dp/dp_link.h

@@ -23,7 +23,8 @@ enum dp_link_preemaphasis_level {
 	DP_LINK_PRE_EMPHASIS_LEVEL_0,
 	DP_LINK_PRE_EMPHASIS_LEVEL_1,
 	DP_LINK_PRE_EMPHASIS_LEVEL_2,
-	DP_LINK_PRE_EMPHASIS_MAX = DP_LINK_PRE_EMPHASIS_LEVEL_2,
+	DP_LINK_PRE_EMPHASIS_LEVEL_3,
+	DP_LINK_PRE_EMPHASIS_MAX = DP_LINK_PRE_EMPHASIS_LEVEL_3,
 };
 
 struct dp_link_sink_count {