diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 4e54c55ec99f9..6f7bd67732f2e 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -4564,6 +4564,13 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
 	intel_read_dp_sdp(encoder, pipe_config, DP_SDP_VSC);
 }
 
+static void intel_ddi_sync_state(struct intel_encoder *encoder,
+				 const struct intel_crtc_state *crtc_state)
+{
+	if (intel_crtc_has_dp_encoder(crtc_state))
+		intel_dp_sync_state(encoder, crtc_state);
+}
+
 static bool intel_ddi_initial_fastset_check(struct intel_encoder *encoder,
 					    struct intel_crtc_state *crtc_state)
 {
@@ -5182,6 +5189,7 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
 	encoder->update_pipe = intel_ddi_update_pipe;
 	encoder->get_hw_state = intel_ddi_get_hw_state;
 	encoder->get_config = intel_ddi_get_config;
+	encoder->sync_state = intel_ddi_sync_state;
 	encoder->initial_fastset_check = intel_ddi_initial_fastset_check;
 	encoder->suspend = intel_dp_encoder_suspend;
 	encoder->get_power_domains = intel_ddi_get_power_domains;
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 918d4cb6c5c20..cab3da3c66a65 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -18729,6 +18729,8 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
 
 			encoder->base.crtc = &crtc->base;
 			encoder->get_config(encoder, crtc_state);
+			if (encoder->sync_state)
+				encoder->sync_state(encoder, crtc_state);
 		} else {
 			encoder->base.crtc = NULL;
 		}
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 5297b2f08ff9b..65ae2070576f0 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -188,6 +188,13 @@ struct intel_encoder {
 	void (*get_config)(struct intel_encoder *,
 			   struct intel_crtc_state *pipe_config);
 
+	/*
+	 * Optional hook called during init/resume to sync any state
+	 * stored in the encoder (eg. DP link parameters) wrt. the HW state.
+	 */
+	void (*sync_state)(struct intel_encoder *encoder,
+			   const struct intel_crtc_state *crtc_state);
+
 	/*
 	 * Optional hook, returning true if this encoder allows a fastset
 	 * during the initial commit, false otherwise.
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index df5277c2b9bae..239016dcd544a 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -3703,6 +3703,33 @@ static void intel_dp_get_config(struct intel_encoder *encoder,
 	}
 }
 
+static bool
+intel_dp_get_dpcd(struct intel_dp *intel_dp);
+
+/**
+ * intel_dp_sync_state - sync the encoder state during init/resume
+ * @encoder: intel encoder to sync
+ * @crtc_state: state for the CRTC connected to the encoder
+ *
+ * Sync any state stored in the encoder wrt. HW state during driver init
+ * and system resume.
+ */
+void intel_dp_sync_state(struct intel_encoder *encoder,
+			 const struct intel_crtc_state *crtc_state)
+{
+	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+
+	/*
+	 * Don't clobber DPCD if it's been already read out during output
+	 * setup (eDP) or detect.
+	 */
+	if (intel_dp->dpcd[DP_DPCD_REV] == 0)
+		intel_dp_get_dpcd(intel_dp);
+
+	intel_dp->max_link_lane_count = intel_dp_max_common_lane_count(intel_dp);
+	intel_dp->max_link_rate = intel_dp_max_common_rate(intel_dp);
+}
+
 bool intel_dp_initial_fastset_check(struct intel_encoder *encoder,
 				    struct intel_crtc_state *crtc_state)
 {
@@ -8090,6 +8117,7 @@ bool intel_dp_init(struct drm_i915_private *dev_priv,
 	intel_encoder->compute_config = intel_dp_compute_config;
 	intel_encoder->get_hw_state = intel_dp_get_hw_state;
 	intel_encoder->get_config = intel_dp_get_config;
+	intel_encoder->sync_state = intel_dp_sync_state;
 	intel_encoder->initial_fastset_check = intel_dp_initial_fastset_check;
 	intel_encoder->update_pipe = intel_panel_update_backlight;
 	intel_encoder->suspend = intel_dp_encoder_suspend;
diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h
index 977585aea3c85..6c201377fdc01 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.h
+++ b/drivers/gpu/drm/i915/display/intel_dp.h
@@ -143,5 +143,7 @@ int intel_dp_init_hdcp(struct intel_digital_port *dig_port,
 
 bool intel_dp_initial_fastset_check(struct intel_encoder *encoder,
 				    struct intel_crtc_state *crtc_state);
+void intel_dp_sync_state(struct intel_encoder *encoder,
+			 const struct intel_crtc_state *crtc_state);
 
 #endif /* __INTEL_DP_H__ */