diff --git a/sys/dev/pci/drm/i915/display/intel_display_types.h b/sys/dev/pci/drm/i915/display/intel_display_types.h
index 879d686f713..873e5282f03 100644
--- a/sys/dev/pci/drm/i915/display/intel_display_types.h
+++ b/sys/dev/pci/drm/i915/display/intel_display_types.h
@@ -1710,6 +1710,7 @@ struct intel_dp {
 	u8 lttpr_common_caps[DP_LTTPR_COMMON_CAP_SIZE];
 	u8 lttpr_phy_caps[DP_MAX_LTTPR_COUNT][DP_LTTPR_PHY_CAP_SIZE];
 	u8 pcon_dsc_dpcd[DP_PCON_DSC_ENCODER_CAP_SIZE];
+	u8 intel_wa_dpcd;
 	/* source rates */
 	int num_source_rates;
 	const int *source_rates;
diff --git a/sys/dev/pci/drm/i915/display/intel_psr.c b/sys/dev/pci/drm/i915/display/intel_psr.c
index 077842de0e6..2b9a55f48bb 100644
--- a/sys/dev/pci/drm/i915/display/intel_psr.c
+++ b/sys/dev/pci/drm/i915/display/intel_psr.c
@@ -41,6 +41,7 @@
 #include "intel_display_types.h"
 #include "intel_dmc.h"
 #include "intel_dp.h"
+#include "intel_dpcd.h"
 #include "intel_dp_aux.h"
 #include "intel_dsb.h"
 #include "intel_frontbuffer.h"
@@ -679,6 +680,12 @@ static void _psr_init_dpcd(struct intel_dp *intel_dp)
 		drm_dbg_kms(display->drm, "PSR2 %ssupported\n",
 			    intel_dp->psr.sink_psr2_support ? "" : "not ");
 	}
+
+	if (intel_dp->psr.sink_psr2_support)
+		drm_dp_dpcd_read(&intel_dp->aux,
+				 INTEL_DPCD_INTEL_WA_REGISTER_CAPS,
+				 &intel_dp->intel_wa_dpcd,
+				 sizeof(intel_dp->intel_wa_dpcd));
 }
 
 void intel_psr_init_dpcd(struct intel_dp *intel_dp)