From: Wenjing Liu <Wenjing.Liu@xxxxxxx> [Description] dp_retrain_link re-enables stream. However dp link training is not included in enable_stream Signed-off-by: Wenjing Liu <Wenjing.Liu at amd.com> Acked-by: Harry Wentland <harry.wentland at amd.com> --- drivers/gpu/drm/amd/dal/dc/core/dc_link_hwss.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/amd/dal/dc/core/dc_link_hwss.c b/drivers/gpu/drm/amd/dal/dc/core/dc_link_hwss.c index bc240981d276..e89f5f176ec3 100644 --- a/drivers/gpu/drm/amd/dal/dc/core/dc_link_hwss.c +++ b/drivers/gpu/drm/amd/dal/dc/core/dc_link_hwss.c @@ -8,6 +8,7 @@ #include "include/i2caux_interface.h" #include "link_hwss.h" #include "hw_sequencer.h" +#include "dc_link_dp.h" #include "dc_link_ddc.h" #include "dm_helpers.h" #include "dce/dce_link_encoder.h" @@ -209,6 +210,10 @@ void dp_retrain_link(struct core_link *link) dm_delay_in_microseconds(link->ctx, 100); pipes->stream_enc->funcs->dp_blank(pipes[i].stream_enc); link->dc->hwss.disable_stream(&pipes[i]); + dc_link_dp_perform_link_training( + &link->public, + &link->public.verified_link_cap, + true); link->dc->hwss.enable_stream(&pipes[i]); link->dc->hwss.unblank_stream(&pipes[i], &link->public.verified_link_cap); -- 2.10.1
