drm/amd/display: Initialize GSP1 SDP header

[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>

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 cf364ae93138698891388cd7402372fb833ae7d0..bccefb6c22c84a0c78e078e9248f9090a22c5865 100644 (file)
--- 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,