Commit 10dab193 authored by Hersen Wu's avatar Hersen Wu Committed by Alex Deucher

drm/amd/display: VGA black screen from s3 when attached to hook

[Description] For MST, DC already notify MST sink for MST mode, DC stll
check DP SINK DPCD register to see if MST enabled. DP RX firmware may
not handle this properly.
Signed-off-by: default avatarHersen Wu <hersenxs.wu@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9a6995ce
...@@ -1465,7 +1465,7 @@ void decide_link_settings(struct dc_stream_state *stream, ...@@ -1465,7 +1465,7 @@ void decide_link_settings(struct dc_stream_state *stream,
/* MST doesn't perform link training for now /* MST doesn't perform link training for now
* TODO: add MST specific link training routine * TODO: add MST specific link training routine
*/ */
if (is_mst_supported(link)) { if (stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST) {
*link_setting = link->verified_link_cap; *link_setting = link->verified_link_cap;
return; return;
} }
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment