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From 4f1df8209b86cf3c80e93806fb5decd30cd1f1dd Mon Sep 17 00:00:00 2001
From: Hersen Wu <hersenxs.wu@amd.com>
Date: Tue, 10 Oct 2017 16:28:02 -0400
Subject: [PATCH 2594/4131] drm/amd/display: LGD panel willl flash line under
window
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
---
drivers/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 ca4990d..6b4053c 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
@@ -1394,6 +1394,15 @@ 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) ||
--
2.7.4
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