drm/i915: debug print on backlight register

Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Imre Deak <imre.deak@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
mariux64 · Nov 13, 2013 · c445b3b · c445b3b
1 parent f91c15e
commit c445b3b
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
@@ -1065,6 +1065,12 @@ int intel_panel_setup_backlight(struct drm_connector *connector)
 
 	panel->backlight.present = true;
 
+	DRM_DEBUG_KMS("backlight initialized, %s, brightness %u/%u, "
+		      "sysfs interface %sregistered\n",
+		      panel->backlight.enabled ? "enabled" : "disabled",
+		      panel->backlight.level, panel->backlight.max,
+		      panel->backlight.device ? "" : "not ");
+
 	return 0;
 }