[PATCH 25/39] drm/amd/display: Specified VR patch skip to reset segment to 0

Rodrigo Siqueira Rodrigo.Siqueira at amd.com
Wed Dec 11 15:32:39 UTC 2019

From: Derek Lai <Derek.Lai at amd.com>

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

Skip to reset segment to 0 for this VR device.

Signed-off-by: Derek Lai <Derek.Lai at amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr at amd.com>
Acked-by: Anthony Koo <Anthony.Koo at amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
 drivers/gpu/drm/amd/display/dc/dc_link.h | 1 +
 1 file changed, 1 insertion(+)

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;

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