diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 69128f11b1d9..254fbeec5629 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -7361,6 +7361,10 @@ intel_aux_power_domain(struct intel_digital_port *dig_port)
 			return POWER_DOMAIN_AUX_F_TBT;
 		case AUX_CH_G:
 			return POWER_DOMAIN_AUX_G_TBT;
+		case AUX_CH_H:
+			return POWER_DOMAIN_AUX_H_TBT;
+		case AUX_CH_I:
+			return POWER_DOMAIN_AUX_I_TBT;
 		default:
 			MISSING_CASE(dig_port->aux_ch);
 			return POWER_DOMAIN_AUX_C_TBT;
@@ -7392,6 +7396,10 @@ intel_legacy_aux_to_power_domain(enum aux_ch aux_ch)
 		return POWER_DOMAIN_AUX_F;
 	case AUX_CH_G:
 		return POWER_DOMAIN_AUX_G;
+	case AUX_CH_H:
+		return POWER_DOMAIN_AUX_H;
+	case AUX_CH_I:
+		return POWER_DOMAIN_AUX_I;
 	default:
 		MISSING_CASE(aux_ch);
 		return POWER_DOMAIN_AUX_A;