diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index 4e937fbba4d2..dbcdd1777fa3 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -32,27 +32,32 @@
 #define HDCP2_LC_RETRY_CNT			3
 
 static void
-intel_hdcp_disable_hdcp_line_rekeying(struct intel_encoder *encoder,
-				      struct intel_hdcp *hdcp)
+intel_hdcp_adjust_hdcp_line_rekeying(struct intel_encoder *encoder,
+				     struct intel_hdcp *hdcp,
+				     bool enable)
 {
 	struct intel_display *display = to_intel_display(encoder);
+	i915_reg_t rekey_reg;
+	u32 rekey_bit = 0;
 
 	/* Here we assume HDMI is in TMDS mode of operation */
 	if (encoder->type != INTEL_OUTPUT_HDMI)
 		return;
 
-	if (DISPLAY_VER(display) >= 30)
-		intel_de_rmw(display,
-			     TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder),
-			     0, XE3_TRANS_DDI_HDCP_LINE_REKEY_DISABLE);
-	else if (IS_DISPLAY_VERx100_STEP(display, 1401, STEP_B0, STEP_FOREVER) ||
-		 IS_DISPLAY_VERx100_STEP(display, 2000, STEP_B0, STEP_FOREVER))
-		intel_de_rmw(display,
-			     TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder),
-			     0, TRANS_DDI_HDCP_LINE_REKEY_DISABLE);
-	else if (IS_DISPLAY_VERx100_STEP(display, 1400, STEP_D0, STEP_FOREVER))
-		intel_de_rmw(display, MTL_CHICKEN_TRANS(hdcp->cpu_transcoder),
-			     0, HDCP_LINE_REKEY_DISABLE);
+	if (DISPLAY_VER(display) >= 30) {
+		rekey_reg = TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder);
+		rekey_bit = XE3_TRANS_DDI_HDCP_LINE_REKEY_DISABLE;
+	} else if (IS_DISPLAY_VERx100_STEP(display, 1401, STEP_B0, STEP_FOREVER) ||
+		   IS_DISPLAY_VERx100_STEP(display, 2000, STEP_B0, STEP_FOREVER)) {
+		rekey_reg = TRANS_DDI_FUNC_CTL(display, hdcp->cpu_transcoder);
+		rekey_bit = TRANS_DDI_HDCP_LINE_REKEY_DISABLE;
+	} else if (IS_DISPLAY_VERx100_STEP(display, 1400, STEP_D0, STEP_FOREVER)) {
+		rekey_reg = MTL_CHICKEN_TRANS(hdcp->cpu_transcoder);
+		rekey_bit = HDCP_LINE_REKEY_DISABLE;
+	}
+
+	if (rekey_bit)
+		intel_de_rmw(display, rekey_reg, rekey_bit, enable ? 0 : rekey_bit);
 }
 
 static int intel_conn_to_vcpi(struct intel_atomic_state *state,
@@ -1049,6 +1054,8 @@ static int intel_hdcp1_enable(struct intel_connector *connector)
 		return ret;
 	}
 
+	intel_hdcp_adjust_hdcp_line_rekeying(connector->encoder, hdcp, true);
+
 	/* Incase of authentication failures, HDCP spec expects reauth. */
 	for (i = 0; i < tries; i++) {
 		ret = intel_hdcp_auth(connector);
@@ -2062,7 +2069,7 @@ static int _intel_hdcp2_enable(struct intel_atomic_state *state,
 		    connector->base.base.id, connector->base.name,
 		    hdcp->content_type);
 
-	intel_hdcp_disable_hdcp_line_rekeying(connector->encoder, hdcp);
+	intel_hdcp_adjust_hdcp_line_rekeying(connector->encoder, hdcp, false);
 
 	ret = hdcp2_authenticate_and_encrypt(state, connector);
 	if (ret) {