diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_link_training.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c index 581f1dab618e..5d549ac4de1c 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c @@ -1124,6 +1124,8 @@ intel_dp_128b132b_intra_hop(struct intel_dp *intel_dp, void intel_dp_stop_link_train(struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state) { + struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; + intel_dp->link_trained = true; intel_dp_disable_dpcd_training_pattern(intel_dp, DP_PHY_DPRX); @@ -1134,6 +1136,8 @@ void intel_dp_stop_link_train(struct intel_dp *intel_dp, wait_for(intel_dp_128b132b_intra_hop(intel_dp, crtc_state) == 0, 500)) { lt_dbg(intel_dp, DP_PHY_DPRX, "128b/132b intra-hop not clearing\n"); } + + intel_hpd_unblock(encoder); } static bool @@ -1616,7 +1620,11 @@ void intel_dp_start_link_train(struct intel_atomic_state *state, * non-transparent mode. During an earlier LTTPR detection this * could've been prevented by an active link. */ - int lttpr_count = intel_dp_init_lttpr_and_dprx_caps(intel_dp); + int lttpr_count; + + intel_hpd_block(encoder); + + lttpr_count = intel_dp_init_lttpr_and_dprx_caps(intel_dp); if (lttpr_count < 0) /* Still continue with enabling the port and link training. */ |