[1/6] drm/i915/debugfs: Do not print cached information of a disconnected sink

Commit Message

Souza, Jose Oct. 10, 2018, 9:35 p.m. UTC

Besides of give the expected output of i915_display_info it will also
avoid some aux ch transactions that would timeout by obvious reasons.

Signed-off-by: José Roberto de Souza <[e-mail]>
---
 drivers/gpu/drm/i915/i915_debugfs.c | 21 +++++++++++----------
 1 file changed, 11 insertions(+), 10 deletions(-)

Patch

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 00c551d3e409..89dd60dc7b00 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -3065,16 +3065,17 @@  static void intel_connector_info(struct seq_file *m,
 	seq_printf(m, "connector %d: type %s, status: %s\n",
 		   connector->base.id, connector->name,
 		   drm_get_connector_status_name(connector->status));
-	if (connector->status == connector_status_connected) {
-		seq_printf(m, "\tname: %s\n", connector->display_info.name);
-		seq_printf(m, "\tphysical dimensions: %dx%dmm\n",
-			   connector->display_info.width_mm,
-			   connector->display_info.height_mm);
-		seq_printf(m, "\tsubpixel order: %s\n",
-			   drm_get_subpixel_order_name(connector->display_info.subpixel_order));
-		seq_printf(m, "\tCEA rev: %d\n",
-			   connector->display_info.cea_rev);
-	}
+
+	if (connector->status == connector_status_disconnected)
+		return;
+
+	seq_printf(m, "\tname: %s\n", connector->display_info.name);
+	seq_printf(m, "\tphysical dimensions: %dx%dmm\n",
+		   connector->display_info.width_mm,
+		   connector->display_info.height_mm);
+	seq_printf(m, "\tsubpixel order: %s\n",
+		   drm_get_subpixel_order_name(connector->display_info.subpixel_order));
+	seq_printf(m, "\tCEA rev: %d\n", connector->display_info.cea_rev);
 
 	if (!intel_encoder)
 		return;