Commit c25e2d1f authored by Wenjing Liu's avatar Wenjing Liu Committed by Alex Deucher
Browse files

drm/amd/display: retry LT on failing LT in automated request 



[Description]
Link training is not retried in automated link training request.
In case link training is occasionally failing, there is not way to retry
so the requested lane settings will not set.

Signed-off-by: default avatarWenjing Liu <Wenjing.Liu@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 39902db0

drivers/gpu/drm/amd/display/dc/core/dc_link_hwss.c

+3 −2
Original line number Diff line number Diff line
@@ -299,10 +299,11 @@ void dp_retrain_link_dp_test(struct dc_link *link, 


			dp_receiver_power_ctrl(link, true);



			dc_link_dp_perform_link_training(

			perform_link_training_with_retries(

					link,

					link_setting,

					skip_video_pattern);

					skip_video_pattern,

					LINK_TRAINING_ATTEMPTS);



			link->cur_link_settings = *link_setting;