From: Jaehyun Chung <[email protected]>

[Why]
System will crash when trying to access local sink in
core_link_enable_stream in MST case.

[How]
Access patches directly from stream.

Signed-off-by: Jaehyun Chung <[email protected]>
Reviewed-by: Aric Cyr <[email protected]>
Reviewed-by: Ashley Thomas <[email protected]>
Acked-by: Rodrigo Siqueira <[email protected]>
Acked-by: Harry Wentland <[email protected]>
---
 drivers/gpu/drm/amd/display/dc/core/dc_link.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c 
b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index 2ccc2db93f5d..02e1ad318203 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -3095,8 +3095,8 @@ void core_link_enable_stream(
                dc->hwss.unblank_stream(pipe_ctx,
                        &pipe_ctx->stream->link->cur_link_settings);
 
-               if 
(stream->link->local_sink->edid_caps.panel_patch.delay_ignore_msa > 0)
-                       
msleep(stream->link->local_sink->edid_caps.panel_patch.delay_ignore_msa);
+               if (stream->sink_patches.delay_ignore_msa > 0)
+                       msleep(stream->sink_patches.delay_ignore_msa);
 
                if (dc_is_dp_signal(pipe_ctx->stream->signal))
                        enable_stream_features(pipe_ctx);
-- 
2.25.0

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