diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c
index cca22d2402e88..69831d6f68912 100644
--- a/drivers/gpu/drm/i915/display/intel_crt.c
+++ b/drivers/gpu/drm/i915/display/intel_crt.c
@@ -43,6 +43,7 @@
 #include "intel_ddi.h"
 #include "intel_ddi_buf_trans.h"
 #include "intel_de.h"
+#include "intel_display_device.h"
 #include "intel_display_driver.h"
 #include "intel_display_types.h"
 #include "intel_fdi.h"
@@ -51,6 +52,7 @@
 #include "intel_gmbus.h"
 #include "intel_hotplug.h"
 #include "intel_hotplug_irq.h"
+#include "intel_link_bw.h"
 #include "intel_load_detect.h"
 #include "intel_pch_display.h"
 #include "intel_pch_refclk.h"
@@ -986,13 +988,29 @@ void intel_crt_reset(struct drm_encoder *encoder)
 
 }
 
+static int intel_crt_connector_register(struct drm_connector *_connector)
+{
+	struct intel_connector *connector = to_intel_connector(_connector);
+	struct intel_display *display = to_intel_display(connector);
+	int err;
+
+	err = intel_connector_register(&connector->base);
+	if (err)
+		return err;
+
+	if (HAS_FDI(display))
+		intel_link_bw_connector_debugfs_add(connector);
+
+	return 0;
+}
+
 /*
  * Routines for controlling stuff on the analog port
  */
 
 static const struct drm_connector_funcs intel_crt_connector_funcs = {
 	.fill_modes = drm_helper_probe_single_connector_modes,
-	.late_register = intel_connector_register,
+	.late_register = intel_crt_connector_register,
 	.early_unregister = intel_connector_unregister,
 	.destroy = intel_connector_destroy,
 	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h
index 368b0d3417c26..a84bdc83417f1 100644
--- a/drivers/gpu/drm/i915/display/intel_display_device.h
+++ b/drivers/gpu/drm/i915/display/intel_display_device.h
@@ -171,6 +171,7 @@ struct intel_display_platforms {
 #define HAS_GMBUS_BURST_READ(__display)	(DISPLAY_VER(__display) >= 10 || (__display)->platform.kabylake)
 #define HAS_GMBUS_IRQ(__display)	(DISPLAY_VER(__display) >= 4)
 #define HAS_GMCH(__display)		(DISPLAY_INFO(__display)->has_gmch)
+#define HAS_FDI(__display)		(IS_DISPLAY_VER((__display), 5, 8) && !HAS_GMCH(__display))
 #define HAS_HOTPLUG(__display)		(DISPLAY_INFO(__display)->has_hotplug)
 #define HAS_HW_SAGV_WM(__display)	(DISPLAY_VER(__display) >= 13 && !(__display)->platform.dgfx)
 #define HAS_IPC(__display)		(DISPLAY_INFO(__display)->has_ipc)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 8ca33ebedce27..0b19a9b5adda5 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -80,6 +80,7 @@
 #include "intel_hdmi.h"
 #include "intel_hotplug.h"
 #include "intel_hotplug_irq.h"
+#include "intel_link_bw.h"
 #include "intel_lspcon.h"
 #include "intel_lvds.h"
 #include "intel_modeset_lock.h"
@@ -5890,6 +5891,8 @@ intel_dp_connector_register(struct drm_connector *_connector)
 	if (ret)
 		return ret;
 
+	intel_link_bw_connector_debugfs_add(connector);
+
 	drm_dbg_kms(display->drm, "registering %s bus for %s\n",
 		    intel_dp->aux.name, connector->base.kdev->kobj.name);
 
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 35214d9a8c781..7508aa4e3695f 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -1445,6 +1445,8 @@ mst_connector_late_register(struct drm_connector *_connector)
 	if (ret < 0)
 		drm_dp_mst_connector_early_unregister(&connector->base, connector->mst.port);
 
+	intel_link_bw_connector_debugfs_add(connector);
+
 	return ret;
 }
 
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index 8f2cef36bdf79..0747ef8d6c0ca 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -52,6 +52,7 @@
 #include "intel_cx0_phy.h"
 #include "intel_ddi.h"
 #include "intel_de.h"
+#include "intel_display_device.h"
 #include "intel_display_driver.h"
 #include "intel_display_types.h"
 #include "intel_dp.h"
@@ -60,6 +61,7 @@
 #include "intel_hdcp_regs.h"
 #include "intel_hdcp_shim.h"
 #include "intel_hdmi.h"
+#include "intel_link_bw.h"
 #include "intel_lspcon.h"
 #include "intel_panel.h"
 #include "intel_pfit.h"
@@ -2611,13 +2613,17 @@ static int
 intel_hdmi_connector_register(struct drm_connector *_connector)
 {
 	struct intel_connector *connector = to_intel_connector(_connector);
+	struct intel_display *display = to_intel_display(connector);
 	int ret;
 
 	ret = intel_connector_register(&connector->base);
 	if (ret)
 		return ret;
 
-	return ret;
+	if (HAS_FDI(display))
+		intel_link_bw_connector_debugfs_add(connector);
+
+	return 0;
 }
 
 static void intel_hdmi_connector_unregister(struct drm_connector *_connector)
diff --git a/drivers/gpu/drm/i915/display/intel_lvds.c b/drivers/gpu/drm/i915/display/intel_lvds.c
index 89d26913e2539..3ac6aaa025434 100644
--- a/drivers/gpu/drm/i915/display/intel_lvds.c
+++ b/drivers/gpu/drm/i915/display/intel_lvds.c
@@ -45,10 +45,12 @@
 #include "intel_backlight.h"
 #include "intel_connector.h"
 #include "intel_de.h"
+#include "intel_display_device.h"
 #include "intel_display_types.h"
 #include "intel_dpll.h"
 #include "intel_fdi.h"
 #include "intel_gmbus.h"
+#include "intel_link_bw.h"
 #include "intel_lvds.h"
 #include "intel_lvds_regs.h"
 #include "intel_panel.h"
@@ -501,6 +503,22 @@ static int intel_lvds_get_modes(struct drm_connector *_connector)
 	return intel_panel_get_modes(connector);
 }
 
+static int intel_lvds_connector_register(struct drm_connector *_connector)
+{
+	struct intel_connector *connector = to_intel_connector(_connector);
+	struct intel_display *display = to_intel_display(connector);
+	int err;
+
+	err = intel_connector_register(&connector->base);
+	if (err)
+		return err;
+
+	if (HAS_FDI(display))
+		intel_link_bw_connector_debugfs_add(connector);
+
+	return 0;
+}
+
 static const struct drm_connector_helper_funcs intel_lvds_connector_helper_funcs = {
 	.get_modes = intel_lvds_get_modes,
 	.mode_valid = intel_lvds_mode_valid,
@@ -512,7 +530,7 @@ static const struct drm_connector_funcs intel_lvds_connector_funcs = {
 	.fill_modes = drm_helper_probe_single_connector_modes,
 	.atomic_get_property = intel_digital_connector_atomic_get_property,
 	.atomic_set_property = intel_digital_connector_atomic_set_property,
-	.late_register = intel_connector_register,
+	.late_register = intel_lvds_connector_register,
 	.early_unregister = intel_connector_unregister,
 	.destroy = intel_connector_destroy,
 	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c
index 757b9ce7e3b1c..ab7caaa4f287f 100644
--- a/drivers/gpu/drm/i915/display/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/display/intel_sdvo.c
@@ -45,6 +45,7 @@
 #include "intel_connector.h"
 #include "intel_crtc.h"
 #include "intel_de.h"
+#include "intel_display_device.h"
 #include "intel_display_driver.h"
 #include "intel_display_types.h"
 #include "intel_fdi.h"
@@ -52,6 +53,7 @@
 #include "intel_gmbus.h"
 #include "intel_hdmi.h"
 #include "intel_hotplug.h"
+#include "intel_link_bw.h"
 #include "intel_panel.h"
 #include "intel_sdvo.h"
 #include "intel_sdvo_regs.h"
@@ -2502,12 +2504,28 @@ intel_sdvo_connector_duplicate_state(struct drm_connector *connector)
 	return &state->base.base;
 }
 
+static int intel_sdvo_connector_register(struct drm_connector *_connector)
+{
+	struct intel_connector *connector = to_intel_connector(_connector);
+	struct intel_display *display = to_intel_display(connector);
+	int err;
+
+	err = intel_connector_register(&connector->base);
+	if (err)
+		return err;
+
+	if (HAS_FDI(display))
+		intel_link_bw_connector_debugfs_add(connector);
+
+	return 0;
+}
+
 static const struct drm_connector_funcs intel_sdvo_connector_funcs = {
 	.detect = intel_sdvo_detect,
 	.fill_modes = drm_helper_probe_single_connector_modes,
 	.atomic_get_property = intel_sdvo_connector_atomic_get_property,
 	.atomic_set_property = intel_sdvo_connector_atomic_set_property,
-	.late_register = intel_connector_register,
+	.late_register = intel_sdvo_connector_register,
 	.early_unregister = intel_connector_unregister,
 	.destroy = intel_connector_destroy,
 	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
