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From: Charlene Liu <charlene.liu@amd.com>
Date: Tue, 31 Jan 2017 20:18:05 -0500
Subject: drm/amd/display: Fix YCbCr pixel format shows green issue
Git-commit: 8fde5884f4a18dec81ab5d498bf7bf3c156f8dfb
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc_resource.c |   16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -1300,19 +1300,23 @@ static void set_avi_info_frame(
 	info_frame.avi_info_packet.info_packet_hdmi.bits.S0_S1 = scan_type;
 
 	/* C0, C1 : Colorimetry */
-	if (color_space == COLOR_SPACE_YCBCR709)
+	if (color_space == COLOR_SPACE_YCBCR709 ||
+			color_space == COLOR_SPACE_YCBCR709_LIMITED)
 		info_frame.avi_info_packet.info_packet_hdmi.bits.C0_C1 =
 				COLORIMETRY_ITU709;
-	else if (color_space == COLOR_SPACE_YCBCR601)
+	else if (color_space == COLOR_SPACE_YCBCR601 ||
+			color_space == COLOR_SPACE_YCBCR601_LIMITED)
 		info_frame.avi_info_packet.info_packet_hdmi.bits.C0_C1 =
 				COLORIMETRY_ITU601;
-	else
+	else {
+		if (stream->public.timing.pixel_encoding != PIXEL_ENCODING_RGB)
+			BREAK_TO_DEBUGGER();
 		info_frame.avi_info_packet.info_packet_hdmi.bits.C0_C1 =
 				COLORIMETRY_NO_DATA;
-
+	}
 	if (color_space == COLOR_SPACE_2020_RGB_FULLRANGE ||
-		color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE ||
-		color_space == COLOR_SPACE_2020_YCBCR) {
+			color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE ||
+			color_space == COLOR_SPACE_2020_YCBCR) {
 		info_frame.avi_info_packet.info_packet_hdmi.bits.EC0_EC2 =
 				COLORIMETRYEX_BT2020RGBYCBCR;
 		info_frame.avi_info_packet.info_packet_hdmi.bits.C0_C1 =