From d5de97a2b9ec8ba249df6a3e29f20b56285a48dd Mon Sep 17 00:00:00 2001
From: Hersen Wu <hersenxs.wu@amd.com>
Date: Fri, 23 Dec 2016 10:39:22 -0500
Subject: [PATCH] drm/amd/display: Add missing function to fix crash for DP
 Test pattern 4

Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
index b439a9ee0228..6481fb2028ee 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
@@ -1472,6 +1472,9 @@ void dce110_link_encoder_dp_set_phy_pattern(
 	case DP_TEST_PATTERN_TRAINING_PATTERN3:
 		dce110_link_encoder_set_dp_phy_pattern_training_pattern(enc, 2);
 		break;
+	case DP_TEST_PATTERN_TRAINING_PATTERN4:
+		dce110_link_encoder_set_dp_phy_pattern_training_pattern(enc, 3);
+		break;
 	case DP_TEST_PATTERN_D102:
 		set_dp_phy_pattern_d102(enc110);
 		break;