drm/i915: Add connector dbgfs for all connectors

Add connector debugfs attributes for each intel
connector which is getting register.

v2:
- adding connector debugfs for each connector in
  intel_connector_register() to fix CI failure for legacy connectors.
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Signed-off-by: Uma Shankar <uma.shankar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200415170555.15531-4-anshuman.gupta@intel.com

drivers/gpu/drm/i915/display/intel_connector.c

@@ -33,6 +33,7 @@
 
 #include "i915_drv.h"
 #include "intel_connector.h"
+#include "intel_display_debugfs.h"
 #include "intel_display_types.h"
 #include "intel_hdcp.h"
 
@@ -123,6 +124,8 @@ int intel_connector_register(struct drm_connector *connector)
 		goto err_backlight;
 	}
 
+	intel_connector_debugfs_add(connector);
+
 	return 0;
 
 err_backlight:

drivers/gpu/drm/i915/display/intel_dp.c

@@ -48,7 +48,6 @@
 #include "intel_audio.h"
 #include "intel_connector.h"
 #include "intel_ddi.h"
-#include "intel_display_debugfs.h"
 #include "intel_display_types.h"
 #include "intel_dp.h"
 #include "intel_dp_link_training.h"
@@ -6451,8 +6450,6 @@ intel_dp_connector_register(struct drm_connector *connector)
 	if (ret)
 		return ret;
 
-	intel_connector_debugfs_add(connector);
-
 	drm_dbg_kms(&i915->drm, "registering %s bus for %s\n",
 		    intel_dp->aux.name, connector->kdev->kobj.name);
 

drivers/gpu/drm/i915/display/intel_hdmi.c

@@ -44,7 +44,6 @@
 #include "intel_audio.h"
 #include "intel_connector.h"
 #include "intel_ddi.h"
-#include "intel_display_debugfs.h"
 #include "intel_display_types.h"
 #include "intel_dp.h"
 #include "intel_dpio_phy.h"
@@ -2878,8 +2877,6 @@ intel_hdmi_connector_register(struct drm_connector *connector)
 	if (ret)
 		return ret;
 
-	intel_connector_debugfs_add(connector);
-
 	intel_hdmi_create_i2c_symlink(connector);
 
 	return ret;