Quoting Kuogee Hsieh (2021-08-05 13:44:51) > Reduce link rate and re start link training if link training 1 > failed due to loss of clock recovery done to fix Link Layer > CTS case 4.3.1.7. Also only update voltage and pre-emphasis > swing level after link training started to fix Link Layer CTS > case 4.3.1.6. > > Changes in V2: > -- replaced cr_status with link_status[DP_LINK_STATUS_SIZE] > -- replaced dp_ctrl_any_lane_cr_done() with dp_ctrl_colco_recovery_any_ok() > -- replaced dp_ctrl_any_ane_cr_lose() with !drm_dp_clock_recovery_ok() > > Changes in V3: > -- return failed if lane_count <= 1 > > Signed-off-by: Kuogee Hsieh <khsieh@xxxxxxxxxxxxxx> > --- Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>