From: Jing Zhou <Jing.Zhou@xxxxxxx>
[Why]
DP1.2 LL CTS test failure.
[How]
The failure is caused by not verify stream link is equal
to link, only check stream and link is not null.
Signed-off-by: Jing Zhou <Jing.Zhou@xxxxxxx>
Reviewed-by: Wenjing Liu <Wenjing.Liu@xxxxxxx>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c
index 79438c4f1e20..a519dbc5ecb6 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c
@@ -277,7 +277,8 @@ void dp_retrain_link_dp_test(struct dc_link *link,
if (pipes[i].stream != NULL &&
!pipes[i].top_pipe && !pipes[i].prev_odm_pipe &&
pipes[i].stream->link != NULL &&
- pipes[i].stream_res.stream_enc != NULL) {
+ pipes[i].stream_res.stream_enc != NULL &&
+ pipes[i].stream->link == link) {
udelay(100);
pipes[i].stream_res.stream_enc->funcs->dp_blank(
--
2.17.1
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