From: Derek Lai <Derek.Lai@amd.com>
Date: Wed, 27 Nov 2019 10:04:37 +0000 (+0800)
Subject: drm/amd/display: Specified VR patch skip to reset segment to 0
X-Git-Tag: v5.6-rc1~114^2~12^2~150
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=32ff3217d60d4bc2a2db7c3b83e7b004300db57a;p=linux.git

drm/amd/display: Specified VR patch skip to reset segment to 0

[Why]
After read the 3rd Edid blocks, we will reset segment to 0,
which causes this VR fail to read Edid successfully.

[How]
Skip to reset segment to 0 for this VR device.

Signed-off-by: Derek Lai <Derek.Lai@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h
index 1ff79f703734..f420aeac7fbd 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_link.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_link.h
@@ -133,6 +133,7 @@ struct dc_link {
 	struct link_flags {
 		bool dp_keep_receiver_powered;
 		bool dp_skip_DID2;
+		bool dp_skip_reset_segment;
 	} wa_flags;
 	struct link_mst_stream_allocation_table mst_stream_alloc_table;