diff --git a/drivers/gpu/drm/display/drm_dp_helper.c b/drivers/gpu/drm/display/drm_dp_helper.c
index 8028da12038c..ccb77b0744d8 100644
--- a/drivers/gpu/drm/display/drm_dp_helper.c
+++ b/drivers/gpu/drm/display/drm_dp_helper.c
@@ -3512,6 +3512,7 @@ void drm_dp_as_sdp_log(struct drm_printer *p, const struct drm_dp_as_sdp *as_sdp
 	drm_printf(p, "    duration increase ms: %d\n", as_sdp->duration_incr_ms);
 	drm_printf(p, "    duration decrease ms: %d\n", as_sdp->duration_decr_ms);
 	drm_printf(p, "    operation mode: %d\n", as_sdp->mode);
+	drm_printf(p, "    coasting vtotal: %d\n", as_sdp->coasting_vtotal);
 }
 EXPORT_SYMBOL(drm_dp_as_sdp_log);
 
diff --git a/include/drm/display/drm_dp_helper.h b/include/drm/display/drm_dp_helper.h
index 1d0acd58f486..8c2d77a032f0 100644
--- a/include/drm/display/drm_dp_helper.h
+++ b/include/drm/display/drm_dp_helper.h
@@ -126,6 +126,7 @@ struct drm_dp_as_sdp {
 	int duration_decr_ms;
 	bool target_rr_divider;
 	enum operation_mode mode;
+	int coasting_vtotal;
 };
 
 void drm_dp_as_sdp_log(struct drm_printer *p,