diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
index 91118d115fd3..75caccb65513 100644
--- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
@@ -3225,6 +3225,37 @@ void intel_mtl_pll_enable(struct intel_encoder *encoder,
 		intel_cx0pll_enable(encoder, crtc_state);
 }
 
+/*
+ * According to HAS we need to enable MAC Transmitting LFPS in the "PHY Common
+ * Control 0" PIPE register in case of AUX Less ALPM is going to be used. This
+ * function is doing that and is called by link retrain sequence.
+ */
+void intel_lnl_mac_transmit_lfps(struct intel_encoder *encoder,
+				 const struct intel_crtc_state *crtc_state)
+{
+	struct intel_display *display = to_intel_display(encoder);
+	u8 owned_lane_mask = intel_cx0_get_owned_lane_mask(encoder);
+	bool enable = intel_alpm_is_alpm_aux_less(enc_to_intel_dp(encoder),
+						  crtc_state);
+	int i;
+
+	if (DISPLAY_VER(display) < 20)
+		return;
+
+	for (i = 0; i < 4; i++) {
+		int tx = i % 2 + 1;
+		u8 lane_mask = i < 2 ? INTEL_CX0_LANE0 : INTEL_CX0_LANE1;
+
+		if (!(owned_lane_mask & lane_mask))
+			continue;
+
+		intel_cx0_rmw(encoder, lane_mask, PHY_CMN1_CONTROL(tx, 0),
+			      CONTROL0_MAC_TRANSMIT_LFPS,
+			      enable ? CONTROL0_MAC_TRANSMIT_LFPS : 0,
+			      MB_WRITE_COMMITTED);
+	}
+}
+
 static u8 cx0_power_control_disable_val(struct intel_encoder *encoder)
 {
 	struct intel_display *display = to_intel_display(encoder);
diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.h b/drivers/gpu/drm/i915/display/intel_cx0_phy.h
index a8f811ca5e7b..c5a7b529955b 100644
--- a/drivers/gpu/drm/i915/display/intel_cx0_phy.h
+++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.h
@@ -43,5 +43,7 @@ void intel_cx0_phy_set_signal_levels(struct intel_encoder *encoder,
 				     const struct intel_crtc_state *crtc_state);
 int intel_mtl_tbt_calc_port_clock(struct intel_encoder *encoder);
 void intel_cx0_pll_power_save_wa(struct intel_display *display);
+void intel_lnl_mac_transmit_lfps(struct intel_encoder *encoder,
+				 const struct intel_crtc_state *crtc_state);
 
 #endif /* __INTEL_CX0_PHY_H__ */
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index f9653fa667b7..4c845dd410a2 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -3742,10 +3742,16 @@ static void mtl_ddi_prepare_link_retrain(struct intel_dp *intel_dp,
 	intel_dp->DP |= DDI_BUF_CTL_ENABLE;
 
 	/*
-	 * 6.k If AUX-Less ALPM is going to be enabled
+	 * 6.k If AUX-Less ALPM is going to be enabled:
 	 *     i. Configure PORT_ALPM_CTL and PORT_ALPM_LFPS_CTL here
 	 */
 	intel_alpm_port_configure(intel_dp, crtc_state);
+
+	/*
+	 *     ii. Enable MAC Transmits LFPS in the "PHY Common Control 0" PIPE
+	 *         register
+	 */
+	intel_lnl_mac_transmit_lfps(encoder, crtc_state);
 }
 
 static void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp,