[Intel-gfx] [PATCH v2] drm/i915: Explicit the connector name for DP link training result

Paul Kocialkowski paul.kocialkowski at linux.intel.com
Tue Jul 18 14:25:36 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 | 8 ++++++--
 1 file changed, 6 insertions(+), 2 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..05907fa8a553 100644
--- a/drivers/gpu/drm/i915/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/intel_dp_link_training.c
@@ -321,12 +321,16 @@ 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",
+	DRM_DEBUG_KMS("[CONNECTOR:%d:%s] Link Training Passed at Link Rate = %d, Lane count = %d",
+		      intel_connector->base.base.id,
+		      intel_connector->base.name,
 		      intel_dp->link_rate, intel_dp->lane_count);
 	return;
 
  failure_handling:
-	DRM_DEBUG_KMS("Link Training failed at link rate = %d, lane count = %d",
+	DRM_DEBUG_KMS("[CONNECTOR:%d:%s] Link Training failed at link rate = %d, lane count = %d",
+		      intel_connector->base.base.id,
+		      intel_connector->base.name,
 		      intel_dp->link_rate, intel_dp->lane_count);
 	if (!intel_dp_get_link_train_fallback_values(intel_dp,
 						     intel_dp->link_rate,
-- 
2.13.2



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