[Intel-gfx] [PATCH] drm/i915/dp: Debug log MST active links explicitly

Dhinakaran Pandiyan dhinakaran.pandiyan at intel.com
Wed Oct 12 08:06:03 UTC 2016


No functional change. Just printing the number of active links without
stating what the number means is not very useful. So, add relevant text.

Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan at intel.com>
---
 drivers/gpu/drm/i915/intel_dp_mst.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index 3ffbd69..62a69b5 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -86,7 +86,7 @@ static void intel_mst_disable_dp(struct intel_encoder *encoder,
 		to_intel_connector(old_conn_state->connector);
 	int ret;
 
-	DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links);
+	DRM_DEBUG_KMS("active MST links: %d\n", intel_dp->active_mst_links);
 
 	drm_dp_mst_reset_vcpi_slots(&intel_dp->mst_mgr, connector->port);
 
@@ -106,7 +106,7 @@ static void intel_mst_post_disable_dp(struct intel_encoder *encoder,
 	struct intel_connector *connector =
 		to_intel_connector(old_conn_state->connector);
 
-	DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links);
+	DRM_DEBUG_KMS("active MST links: %d\n", intel_dp->active_mst_links);
 
 	/* this can fail */
 	drm_dp_check_act_status(&intel_dp->mst_mgr);
@@ -147,7 +147,7 @@ static void intel_mst_pre_enable_dp(struct intel_encoder *encoder,
 	connector->encoder = encoder;
 	intel_mst->connector = connector;
 
-	DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links);
+	DRM_DEBUG_KMS("active MST links: %d\n", intel_dp->active_mst_links);
 
 	if (intel_dp->active_mst_links == 0) {
 		intel_ddi_clk_select(&intel_dig_port->base,
@@ -194,7 +194,7 @@ static void intel_mst_enable_dp(struct intel_encoder *encoder,
 	enum port port = intel_dig_port->port;
 	int ret;
 
-	DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links);
+	DRM_DEBUG_KMS("active MST links: %d\n", intel_dp->active_mst_links);
 
 	if (intel_wait_for_register(dev_priv,
 				    DP_TP_STATUS(port),
-- 
2.7.4



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