[Intel-gfx] [PATCH] drm/i915: Explicit the connector name for DP link training result

Paul Kocialkowski paul.kocialkowski at linux.intel.com
Mon Jul 17 14:27:26 UTC 2017


This adds the connector name when printing a debug message about the DP
link training result. It is useful to figure out what connector is
failing when multiple DP connectors are used.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_dp_link_training.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp_link_training.c b/drivers/gpu/drm/i915/intel_dp_link_training.c
index b79c1c0e404c..75a411c94ce5 100644
--- a/drivers/gpu/drm/i915/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/intel_dp_link_training.c
@@ -321,13 +321,15 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
 	if (!intel_dp_link_training_channel_equalization(intel_dp))
 		goto failure_handling;
 
-	DRM_DEBUG_KMS("Link Training Passed at Link Rate = %d, Lane count = %d",
-		      intel_dp->link_rate, intel_dp->lane_count);
+	DRM_DEBUG_KMS("Link Training Passed at Link Rate = %d, Lane count = %d for connector %s",
+		      intel_dp->link_rate, intel_dp->lane_count,
+		      intel_connector->base.name);
 	return;
 
  failure_handling:
-	DRM_DEBUG_KMS("Link Training failed at link rate = %d, lane count = %d",
-		      intel_dp->link_rate, intel_dp->lane_count);
+	DRM_DEBUG_KMS("Link Training failed at link rate = %d, lane count = %d for connector %s",
+		      intel_dp->link_rate, intel_dp->lane_count,
+		      intel_connector->base.name);
 	if (!intel_dp_get_link_train_fallback_values(intel_dp,
 						     intel_dp->link_rate,
 						     intel_dp->lane_count))
-- 
2.13.2



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