From b9b171fffc9358be9e98cbc2bc7ef3fbe029f170 Mon Sep 17 00:00:00 2001 From: Hersen Wu Date: Tue, 10 Oct 2017 16:28:02 -0400 Subject: [PATCH] drm/amd/display: LGD panel willl flash line under window Signed-off-by: Hersen Wu Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- .../gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index 5e5763c0ee94..e8b8daeeed97 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -1399,6 +1399,15 @@ static void power_down_encoders(struct dc *dc) int i; enum connector_id connector_id; enum signal_type signal = SIGNAL_TYPE_NONE; + + /* do not know BIOS back-front mapping, simply blank all. It will not + * hurt for non-DP + */ + for (i = 0; i < dc->res_pool->stream_enc_count; i++) { + dc->res_pool->stream_enc[i]->funcs->dp_blank( + dc->res_pool->stream_enc[i]); + } + for (i = 0; i < dc->link_count; i++) { connector_id = dal_graphics_object_id_get_connector_id(dc->links[i]->link_id); if ((connector_id == CONNECTOR_ID_DISPLAY_PORT) || -- 2.30.2