From 7d6967b3220e01ef2030192a7876914514e412ed Mon Sep 17 00:00:00 2001
From: Wyatt Wood <wyatt.wood@amd.com>
Date: Thu, 12 Aug 2021 11:23:27 -0400
Subject: drm/amd/display: Initialize GSP1 SDP header
Git-commit: 94b1c9c739ed986c34bbadd3ecdb99a184c574c5
Patch-mainline: v5.16-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
[Why + How]
Initialize GSP1 SDP header for use in DMCUB FW.
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Wyatt Wood <wyatt.wood@amd.com>
Tested-by: Daniel Wheeler <Daniel.Wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
.../drm/amd/display/dc/dcn10/dcn10_stream_encoder.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
index cf364ae93138..bccefb6c22c8 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
@@ -726,6 +726,16 @@ void enc1_stream_encoder_update_dp_info_packets(
0, /* packetIndex */
&info_frame->vsc);
+ /* VSC SDP at packetIndex 1 is used by PSR in DMCUB FW.
+ * Note that the enablement of GSP1 is not done below,
+ * it's done in FW.
+ */
+ if (info_frame->vsc.valid)
+ enc1_update_generic_info_packet(
+ enc1,
+ 1, /* packetIndex */
+ &info_frame->vsc);
+
if (info_frame->spd.valid)
enc1_update_generic_info_packet(
enc1,
--
2.38.1